{"id":11405,"date":"2026-02-16T07:16:50","date_gmt":"2026-02-16T07:16:50","guid":{"rendered":"https:\/\/fsxchemical.com\/?p=11405"},"modified":"2026-09-15T07:19:26","modified_gmt":"2026-09-15T07:19:26","slug":"amoniac-so-voi-naoh-so-voi-chat-trung-hoa-amin-va-chat-lam-dac-acrylic","status":"publish","type":"post","link":"https:\/\/fsxchemical.com\/vi\/blog\/ammonia-vs-naoh-vs-amines-neutralizer-acrylic-thickener\/","title":{"rendered":"Amoniac so v\u1edbi Natri hydroxit so v\u1edbi c\u00e1c amin: C\u00e1ch ch\u1ecdn ch\u1ea5t trung h\u00f2a cho ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic"},"content":{"rendered":"<p class=\"wp-block-wd-paragraph wd-8c41f119\"><em>Amoniac, natri hydroxit v\u00e0 c\u00e1c amin h\u1eefu c\u01a1 \u0111\u1ec1u c\u00f3 th\u1ec3 trung h\u00f2a c\u00e1c ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic c\u00f3 nh\u00f3m ch\u1ee9c axit, nh\u01b0ng ch\u00fang kh\u00f4ng t\u1ea1o ra c\u00e1c \u0111i\u1ec1u ki\u1ec7n in m\u00e0u gi\u1ed1ng h\u1ec7t nhau. Ch\u1ea5t trung h\u00f2a kh\u00f4ng ch\u1ec9 thay \u0111\u1ed5i pH m\u00e0 c\u00f2n c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 k\u00edch ho\u1ea1t, pH c\u1ee5c b\u1ed9 trong qu\u00e1 tr\u00ecnh tr\u1ed9n, \u0111\u1ed9 bay h\u01a1i, m\u00f9i, t\u1ea3i ion, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh khi b\u1ea3o qu\u1ea3n, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi ch\u1ea5t k\u1ebft d\u00ednh, s\u1ef1 ph\u00e2n t\u00e1n c\u1ee7a b\u1ed9t m\u00e0u v\u00e0 t\u00ednh l\u01b0u bi\u1ebfn cu\u1ed1i c\u00f9ng c\u1ee7a h\u1ed7n h\u1ee3p b\u1ed9t ho\u00e0n ch\u1ec9nh. Do \u0111\u00f3, s\u1ef1 l\u1ef1a ch\u1ecdn \u0111\u00fang \u0111\u1eafn n\u00ean d\u1ef1a tr\u00ean hi\u1ec7u qu\u1ea3 trung h\u00f2a v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ed7n h\u1ee3p ho\u00e0n ch\u1ec9nh \u2014 ch\u1ee9 kh\u00f4ng ph\u1ea3i d\u1ef1a tr\u00ean tr\u1ecdng l\u01b0\u1ee3ng ch\u1ea5t trung h\u00f2a b\u1eb1ng nhau hay \u0111\u1ed9 nh\u1edbt cao nh\u1ea5t \u0111\u1ea1t \u0111\u01b0\u1ee3c trong n\u01b0\u1edbc. H\u01b0\u1edbng d\u1eabn n\u00e0y gi\u1ea3i th\u00edch c\u00e1ch c\u00e1c nh\u00e0 m\u00e1y d\u1ec7t may c\u00f3 th\u1ec3 so s\u00e1nh c\u00e1c ch\u1ea5t trung h\u00f2a nh\u01b0 amoniac, natri hydroxit v\u00e0 amin \u0111\u1ed1i v\u1edbi ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic trong \u0111i\u1ec1u ki\u1ec7n in m\u00e0u \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-063b2760\">Ch\u1ea5t trung h\u00f2a n\u00e0o l\u00e0 t\u1ed1t nh\u1ea5t cho ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-737d8ba9\">Kh\u00f4ng c\u00f3 ch\u1ea5t trung h\u00f2a n\u00e0o \u0111\u01b0\u1ee3c coi l\u00e0 t\u1ed1t nh\u1ea5t cho m\u1ecdi tr\u01b0\u1eddng h\u1ee3p.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3670a459\">Ch\u1ea5t trung h\u00f2a ph\u00f9 h\u1ee3p l\u00e0 ch\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u1ebfn \u201ckho\u1ea3ng th\u1eddi gian k\u00edch ho\u1ea1t\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn c\u1ee7a ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic, \u0111\u1ed3ng th\u1eddi v\u1eabn duy tr\u00ec s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a to\u00e0n b\u1ed9 h\u1ed7n h\u1ee3p m\u1ef1c in ch\u1ee9a b\u1ed9t m\u00e0u.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-daed422e\">Quy\u1ebft \u0111\u1ecbnh n\u00e0y c\u1ea7n so s\u00e1nh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hi\u1ec7u su\u1ea5t trung h\u00f2a<\/li>\n\n\n\n<li>T\u1ed1c \u0111\u1ed9 k\u00edch ho\u1ea1t<\/li>\n\n\n\n<li>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh pH cu\u1ed1i c\u00f9ng<\/li>\n\n\n\n<li>\u0110\u1ed9 bay h\u01a1i v\u00e0 m\u00f9i<\/li>\n\n\n\n<li>T\u1ea3i ion<\/li>\n\n\n\n<li>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a ch\u1ea5t k\u1ebft d\u00ednh<\/li>\n\n\n\n<li>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a ch\u1ea5t ph\u00e2n t\u00e1n s\u1eafc t\u1ed1<\/li>\n\n\n\n<li>T\u00ednh l\u01b0u bi\u1ebfn v\u00e0 h\u00e0nh vi gi\u1eef h\u00ecnh d\u1ea1ng<\/li>\n\n\n\n<li>C\u00e1c y\u00eau c\u1ea7u v\u1ec1 An to\u00e0n, S\u1ee9c kh\u1ecfe v\u00e0 M\u00f4i tr\u01b0\u1eddng (EHS) t\u1ea1i nh\u00e0 m\u00e1y<\/li>\n\n\n\n<li>T\u1ed5ng chi ph\u00ed trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4ade8337\">M\u1ed9t chu\u1ed7i quy\u1ebft \u0111\u1ecbnh th\u1ef1c ti\u1ec5n l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0dcd29a2\"><strong>Ch\u1ecdn ch\u1ea5t trung h\u00f2a \u2192 Ti\u00eau chu\u1ea9n h\u00f3a c\u01a1 s\u1edf trung h\u00f2a \u2192 X\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng cong pH\u2013\u0111\u1ed9 nh\u1edbt \u2192 Th\u00eam ch\u1ea5t m\u00e0u \/ ch\u1ea5t k\u1ebft d\u00ednh \u2192 \u1ee6 \u2192 In l\u1ee5a \u2192 L\u00e0m c\u1ee9ng \u2192 Ph\u00ea duy\u1ec7t kho\u1ea3ng th\u1eddi gian s\u1ea3n xu\u1ea5t<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-90386504\">\u0110\u1eebng ch\u1ec9 d\u1ef1a v\u00e0o gi\u00e1 m\u1ed7i kilogam \u0111\u1ec3 l\u1ef1a ch\u1ecdn amoniac, NaOH ho\u1eb7c amin.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-e4151c86\">T\u1ea1i sao vi\u1ec7c l\u1ef1a ch\u1ecdn ch\u1ea5t trung h\u00f2a l\u1ea1i \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn nhi\u1ec1u y\u1ebfu t\u1ed1 h\u01a1n l\u00e0 ch\u1ec9 ri\u00eang \u0111\u1ed9 pH<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f92c82b6\">Hai ch\u1ea5t trung h\u00f2a c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00f9ng m\u1ed9t gi\u00e1 tr\u1ecb pH cu\u1ed1i c\u00f9ng nh\u01b0ng v\u1eabn t\u1ea1o ra c\u00e1c \u0111\u1eb7c t\u00ednh kh\u00e1c nhau c\u1ee7a h\u1ed7n h\u1ee3p s\u1ec7t.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6b561aab\">L\u00fd do l\u00e0 v\u00ec c\u00e1c ch\u1ea5t trung h\u00f2a kh\u00e1c nhau \u1edf:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1ee9c m\u1ea1nh c\u01a1 b\u1ea3n<\/li>\n\n\n\n<li>N\u1ed3ng \u0111\u1ed9 nh\u01b0 \u0111\u01b0\u1ee3c cung c\u1ea5p<\/li>\n\n\n\n<li>Tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n t\u1eed<\/li>\n\n\n\n<li>\u0110\u1ed9 bi\u1ebfn \u0111\u1ed9ng<\/li>\n\n\n\n<li>Ion \u0111\u1ed1i c\u00f2n l\u1ea1i sau khi trung h\u00f2a<\/li>\n\n\n\n<li>T\u01b0\u01a1ng t\u00e1c v\u1edbi ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t v\u00e0 ch\u1ea5t ph\u00e2n t\u00e1n<\/li>\n\n\n\n<li>M\u00f9i v\u00e0 c\u00e1ch x\u1eed l\u00fd<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d2c3d613\">Do \u0111\u00f3:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ce462584\"><strong>Gi\u00e1 tr\u1ecb pH cu\u1ed1i c\u00f9ng gi\u1ed1ng nhau \u2260 M\u00f4i tr\u01b0\u1eddng ion gi\u1ed1ng nhau \u2260 \u0110\u1eb7c t\u00ednh l\u01b0u bi\u1ebfn gi\u1ed1ng nhau.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-208af377\">\u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic\/polyacrylate nh\u1ea1y c\u1ea3m v\u1edbi ch\u1ea5t \u0111i\u1ec7n gi\u1ea3i.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-01d0ddb2\">C\u01a1 ch\u1ebf trung h\u00f2a t\u00e1c \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn \u0111\u1ed9 nh\u1edbt c\u1ee7a ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-546a83ab\">Nhi\u1ec1u ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic thu\u1ed9c nh\u00f3m ASE v\u00e0 HASE ch\u1ee9a c\u00e1c nh\u00f3m axit cacboxylic.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5a97691e\">Tr\u01b0\u1edbc khi trung h\u00f2a, polyme c\u00f3 th\u1ec3 v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac t\u01b0\u01a1ng \u0111\u1ed1i ch\u1eb7t ch\u1ebd.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-404b44ed\">Khi th\u00eam m\u1ed9t ch\u1ea5t n\u1ec1n th\u00edch h\u1ee3p:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b829e460\"><strong>C\u00e1c nh\u00f3m axit b\u1ecb trung h\u00f2a \u2192 H\u00ecnh th\u00e0nh c\u00e1c nh\u00f3m carboxylat \u2192 Polyme gi\u00e3n n\u1edf \/ ph\u1ed3ng l\u00ean \u2192 Th\u1ec3 t\u00edch th\u1ee7y \u0111\u1ed9ng h\u1ecdc t\u0103ng l\u00ean \u2192 \u0110\u1ed9 nh\u1edbt t\u0103ng l\u00ean<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2aadc149\">Qu\u00e1 tr\u00ecnh trung h\u00f2a c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1c ch\u1ea5t baz\u01a1 ph\u00f9 h\u1ee3p kh\u00e1c nhau, bao g\u1ed3m amoniac, natri hydroxit v\u00e0 m\u1ed9t s\u1ed1 amin nh\u1ea5t \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ed97f1c2\">Th\u1eddi gian k\u00edch ho\u1ea1t ch\u00ednh x\u00e1c ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh d\u1ef1a tr\u00ean TDS c\u1ee7a s\u1ea3n ph\u1ea9m th\u01b0\u01a1ng m\u1ea1i ho\u1eb7c k\u1ebft qu\u1ea3 x\u00e1c nh\u1eadn t\u1eeb nh\u00e0 cung c\u1ea5p.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6065ebbe\">\u0110\u1eebng cho r\u1eb1ng m\u1ecdi ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic \u0111\u1ec1u ph\u1ea3i \u0111\u1ea1t c\u00f9ng m\u1ed9t gi\u00e1 tr\u1ecb pH cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2ff348e7\">\u0110\u1ec3 t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 c\u01a1 ch\u1ebf k\u00edch ho\u1ea1t t\u1ed5ng qu\u00e1t, xem <a href=\"https:\/\/fsxchemical.com\/vi\/acrylic-liquid-thickener-pigment-printing-ph-neutralization-viscosity\/\">Ch\u1ea5t l\u00e0m \u0111\u1eb7c d\u1ea1ng l\u1ecfng g\u1ed1c acrylic d\u00f9ng trong in pigment: C\u00e1ch pH v\u00e0 qu\u00e1 tr\u00ecnh trung h\u00f2a \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 nh\u1edbt<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-d145da6f\">Amoniac \/ Hydroxit amoni<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d7ac3da1\">Amoniac l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p trung h\u00f2a ph\u1ed5 bi\u1ebfn trong c\u00e1c h\u1ec7 th\u1ed1ng acrylic g\u1ed1c n\u01b0\u1edbc v\u00ec n\u00f3 c\u00f3 th\u1ec3 trung h\u00f2a c\u00e1c polyme c\u00f3 nh\u00f3m ch\u1ee9c axit m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-beb997e3\">C\u00e1c l\u1ee3i \u00edch ti\u1ec1m n\u0103ng bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ph\u1ea3n \u1ee9ng pH nhanh<\/li>\n\n\n\n<li>\u0110\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c c\u00f4ng th\u1ee9c acrylic g\u1ed1c n\u01b0\u1edbc<\/li>\n\n\n\n<li>\u0110\u1ed9 bi\u1ebfn \u0111\u1ed9ng c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng ch\u1ea5t trung h\u00f2a c\u00f2n l\u1ea1i sau khi s\u1ea5y kh\u00f4<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5004d5fa\">C\u00e1c nh\u01b0\u1ee3c \u0111i\u1ec3m ti\u1ec1m \u1ea9n bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u00f9i n\u1ed3ng<\/li>\n\n\n\n<li>\u0110\u1ed9 bi\u1ebfn \u0111\u1ed9ng trong qu\u00e1 tr\u00ecnh tr\u1ed9n v\u00e0 \u1ee7<\/li>\n\n\n\n<li>S\u1ef1 dao \u0111\u1ed9ng pH trong b\u1ec3 h\u1edf<\/li>\n\n\n\n<li>C\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ea7n l\u01b0u \u00fd v\u1ec1 th\u00f4ng gi\u00f3 v\u00e0 m\u1ee9c \u0111\u1ed9 ph\u01a1i nhi\u1ec5m c\u1ee7a ng\u01b0\u1eddi lao \u0111\u1ed9ng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5e7e572d\">N\u1ebfu h\u1ed7n h\u1ee3p b\u1ed9t m\u00e0u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong th\u1eddi gian d\u00e0i trong b\u1ec3 h\u1edf ho\u1eb7c b\u1ec3 \u0111\u1eady kh\u00f4ng k\u00edn, s\u1ef1 th\u1ea5t tho\u00e1t amoniac d\u1ec5 bay h\u01a1i c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 pH v\u00e0 do \u0111\u00f3 l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 nh\u1edbt c\u1ee7a ch\u1ea5t l\u00e0m \u0111\u1eb7c nh\u1ea1y c\u1ea3m v\u1edbi pH.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-81f9fbb4\">\u0110\u1eebng cho r\u1eb1ng gi\u00e1 tr\u1ecb pH c\u1ee7a dung d\u1ecbch m\u1edbi s\u1ebd gi\u1eef nguy\u00ean trong su\u1ed1t ca s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-81051b4d\">Natri hydroxit<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6ff2a4f8\">Natri hydroxit l\u00e0 m\u1ed9t baz\u01a1 v\u00f4 c\u01a1 m\u1ea1nh v\u00e0 c\u00f3 th\u1ec3 k\u00edch ho\u1ea1t nhanh ch\u00f3ng nhi\u1ec1u ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic c\u00f3 nh\u00f3m ch\u1ee9c axit.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5ca4cc0e\">C\u00e1c l\u1ee3i \u00edch ti\u1ec1m n\u0103ng bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hi\u1ec7u su\u1ea5t trung h\u00f2a cao<\/li>\n\n\n\n<li>Kh\u00f4ng c\u00f3 m\u00f9i amoniac<\/li>\n\n\n\n<li>Ph\u01b0\u01a1ng ph\u00e1p trung h\u00f2a kh\u00f4ng bay h\u01a1i<\/li>\n\n\n\n<li>\u0110\u1ed9 ki\u1ec1m \u1ed5n \u0111\u1ecbnh khi \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t \u0111\u00fang c\u00e1ch<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d7962399\">C\u00e1c r\u1ee7i ro ti\u1ec1m \u1ea9n bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>pH t\u1ea1i ch\u1ed7 s\u1ebd r\u1ea5t cao n\u1ebfu th\u00eam qu\u00e1 nhanh<\/li>\n\n\n\n<li>S\u1ef1 ph\u1ed3ng l\u00ean nhanh ch\u00f3ng c\u1ee7a polyme t\u1ea1i ch\u1ed7<\/li>\n\n\n\n<li>C\u00e1c v\u00f9ng c\u00f3 d\u1ea1ng gel ho\u1eb7c s\u1ef1 k\u00edch ho\u1ea1t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u<\/li>\n\n\n\n<li>C\u00e1c ion natri b\u00f9 \/ t\u1ea3i ion b\u1ed5 sung<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u v\u1ec1 x\u1eed l\u00fd ch\u1ea5t \u0103n m\u00f2n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3fb650f8\">Do NaOH kh\u00f4ng bay h\u01a1i nh\u01b0 amoniac, n\u00ean d\u1ea1ng natri \u0111\u00e3 \u0111\u01b0\u1ee3c trung h\u00f2a v\u1eabn c\u00f2n t\u1ed3n t\u1ea1i trong c\u00f4ng th\u1ee9c.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-36b8d3ff\">\u0110\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng polyacrylate nh\u1ea1y c\u1ea3m v\u1edbi ch\u1ea5t \u0111i\u1ec7n gi\u1ea3i, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh l\u01b0u bi\u1ebfn v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c055635a\">Kh\u00f4ng n\u00ean hi\u1ec3u c\u1ee5m t\u1eeb \u201cch\u1ea5t trung h\u00f2a kh\u00f4ng m\u00f9i\u201d l\u00e0 \u201ctrung t\u00ednh v\u1ec1 m\u1eb7t h\u00f3a h\u1ecdc \u0111\u1ed1i v\u1edbi c\u00f4ng th\u1ee9c\u201d.\u201d<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-1cf6187c\">Amin h\u1eefu c\u01a1 v\u00e0 aminoc\u1ed3n<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b4c99610\">C\u00e1c amin h\u1eefu c\u01a1 bao g\u1ed3m m\u1ed9t nh\u00f3m r\u1ed9ng c\u00e1c ch\u1ea5t trung h\u00f2a.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0ae27bf2\">C\u00e1c v\u00ed d\u1ee5 trong c\u00e1c c\u00f4ng th\u1ee9c g\u1ed1c n\u01b0\u1edbc c\u00f3 th\u1ec3 bao g\u1ed3m c\u00e1c amin-r\u01b0\u1ee3u v\u00e0 c\u00e1c ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh pH kh\u00e1c c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb amin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-489f3b52\">Nh\u1eefng \u01b0u \u0111i\u1ec3m ti\u1ec1m n\u0103ng c\u1ee7a c\u00e1c lo\u1ea1i th\u00e9p \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn c\u00f3 th\u1ec3 bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qu\u00e1 tr\u00ecnh trung h\u00f2a hi\u1ec7u qu\u1ea3<\/li>\n\n\n\n<li>M\u00f9i nh\u1eb9 h\u01a1n so v\u1edbi amoniac<\/li>\n\n\n\n<li>\u0110\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 amin, \u0111\u1ed9 bi\u1ebfn \u0111\u1ed9ng th\u1ea5p h\u01a1n so v\u1edbi amoniac<\/li>\n\n\n\n<li>T\u00ednh \u1ed5n \u0111\u1ecbnh pH \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n trong c\u00e1c h\u1ec7 th\u1ed1ng m\u1edf<\/li>\n\n\n\n<li>L\u1ee3i \u00edch v\u1ec1 kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n \u0111\u1ed3ng th\u1eddi ho\u1eb7c \u1ed5n \u0111\u1ecbnh nh\u0169 t\u01b0\u01a1ng trong m\u1ed9t s\u1ed1 c\u00f4ng th\u1ee9c<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-24b675fd\">Tuy nhi\u00ean, \u201camine\u201d kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c h\u00f3a h\u1ecdc duy nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-aa62d2c7\">C\u00e1c amin kh\u00e1c nhau c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m kh\u00e1c nhau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>pKa<\/li>\n\n\n\n<li>\u0110i\u1ec3m s\u00f4i<\/li>\n\n\n\n<li>\u00c1p su\u1ea5t h\u01a1i<\/li>\n\n\n\n<li>M\u00f9i<\/li>\n\n\n\n<li>\u0110\u1ed9 h\u00f2a tan trong n\u01b0\u1edbc<\/li>\n\n\n\n<li>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch gi\u1eefa ch\u1ea5t k\u1ebft d\u00ednh v\u00e0 ch\u1ea5t c\u1ed1 \u0111\u1ecbnh<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f7726eed\">Do \u0111\u00f3:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e36940df\"><strong>Amin h\u1eefu c\u01a1 \u2260 t\u1ef1 \u0111\u1ed9ng c\u00f3 m\u00f9i nh\u1eb9, h\u00e0m l\u01b0\u1ee3ng VOC th\u1ea5p ho\u1eb7c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao h\u01a1n.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9d540ac4\">C\u1ea7n ph\u1ea3i ki\u1ec3m tra lo\u1ea1i amin c\u1ee5 th\u1ec3 v\u00e0 \u0111\u1ecbnh ngh\u0129a theo quy \u0111\u1ecbnh c\u1ee7a \u0111\u1ecba ph\u01b0\u01a1ng.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-f3a93c85\">T\u1ea1i sao vi\u1ec7c so s\u00e1nh c\u00e1c c\u00f4ng c\u1ee5 trung h\u00f2a tr\u1ecdng s\u1ed1 b\u1eb1ng nhau l\u1ea1i g\u00e2y hi\u1ec3u l\u1ea7m<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ee17d08e\">\u0110\u1eebng so s\u00e1nh:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c08687e4\"><strong>1 kg dung d\u1ecbch amoniac so v\u1edbi 1 kg dung d\u1ecbch NaOH so v\u1edbi 1 kg amin<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2fbb115e\">nh\u01b0 th\u1ec3 ch\u00fang mang l\u1ea1i hi\u1ec7u qu\u1ea3 trung h\u00f2a nh\u01b0 nhau.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a0b3bfcb\">Ch\u00fang c\u00f3 th\u1ec3 kh\u00e1c nhau \u1edf c\u00e1c \u0111i\u1ec3m sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u1eadp trung ch\u1ee7 \u0111\u1ed9ng<\/li>\n\n\n\n<li>Tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n t\u1eed<\/li>\n\n\n\n<li>\u0110\u1ed9 ki\u1ec1m<\/li>\n\n\n\n<li>H\u00e0m l\u01b0\u1ee3ng n\u01b0\u1edbc<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9dee8eee\">M\u1ed9t so s\u00e1nh c\u00f4ng b\u1eb1ng tr\u01b0\u1edbc ti\u00ean c\u1ea7n x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng ch\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00f9ng m\u1ed9t gi\u00e1 tr\u1ecb pH \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn ho\u1eb7c c\u00f9ng m\u1ee9c \u0111\u1ed9 trung h\u00f2a.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-969b0c8a\">Sau \u0111\u00f3, h\u00e3y so s\u00e1nh to\u00e0n b\u1ed9 n\u1ed9i dung \u0111\u00e3 d\u00e1n.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c39b09ef\">D\u00e3y ph\u00edm l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-fe67b29f\"><strong>M\u1ee5c ti\u00eau trung h\u00f2a t\u01b0\u01a1ng \u0111\u01b0\u01a1ng \u2192 C\u00f9ng c\u01a1 s\u1edf c\u00f4ng th\u1ee9c cu\u1ed1i c\u00f9ng \u2192 So s\u00e1nh t\u00ednh l\u01b0u bi\u1ebfn \/ \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh \/ chi ph\u00ed<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-fd4e524f\">T\u1ed1c \u0111\u1ed9 k\u00edch ho\u1ea1t v\u00e0 s\u1ef1 gia t\u0103ng \u0111\u1ed9 nh\u1edbt<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-de24f89c\">C\u00e1c ch\u1ea5t trung h\u00f2a c\u00f3 th\u1ec3 kh\u00e1c nhau v\u1ec1 t\u1ed1c \u0111\u1ed9 t\u1ea1o ra s\u1ef1 thay \u0111\u1ed5i pH b\u00ean trong b\u1ec3 tr\u1ed9n.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-60c3e62f\">M\u1ed9t baz\u01a1 v\u00f4 c\u01a1 m\u1ea1nh c\u00f3 th\u1ec3 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng k\u00edch ho\u1ea1t c\u1ee5c b\u1ed9 r\u1ea5t nhanh.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c3c46654\">Amoniac c\u00f3 th\u1ec3 ph\u00e2n t\u00e1n nhanh ch\u00f3ng trong n\u01b0\u1edbc nh\u01b0ng c\u0169ng c\u00f3 th\u1ec3 bay h\u01a1i.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d154005b\">M\u1ed9t s\u1ed1 amin h\u1eefu c\u01a1 mang l\u1ea1i ph\u1ea3n \u1ee9ng pH t\u1eeb t\u1eeb h\u01a1n ho\u1eb7c c\u00f3 t\u00ednh \u0111\u1ec7m kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o c\u00f4ng th\u1ee9c.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5f52be01\">\u0110\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gi\u00e1 tr\u1ecb pH ngay sau khi th\u00eam<\/li>\n\n\n\n<li>Gi\u00e1 tr\u1ecb pH sau khi \u0111\u1ea1t tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt ngay sau khi k\u00edch ho\u1ea1t<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt sau kho\u1ea3ng th\u1eddi gian ngh\u1ec9 quy \u0111\u1ecbnh<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-58dcf860\">Ch\u1ea5t trung h\u00f2a t\u1ed1t nh\u1ea5t kh\u00f4ng ph\u1ea3i l\u00e0 ch\u1ea5t l\u00e0m t\u0103ng \u0111\u1ed9 nh\u1edbt nhanh nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-97d7d66d\">\u0110\u00e2y ch\u00ednh l\u00e0 y\u1ebfu t\u1ed1 mang l\u1ea1i s\u1ef1 k\u00edch ho\u1ea1t c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c v\u00e0 l\u1eb7p l\u1ea1i \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-c9781b4b\">N\u1ed3ng \u0111\u1ed9 pH cao c\u1ee5c b\u1ed9 v\u00e0 nguy c\u01a1 tr\u1ed9n l\u1eabn<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-28f58cf7\">Ch\u1ea5t trung h\u00f2a \u0111\u1eadm \u0111\u1eb7c c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t m\u00f4i tr\u01b0\u1eddng c\u1ee5c b\u1ed9 c\u00f3 \u0111\u1ed9 pH cao h\u01a1n nhi\u1ec1u so v\u1edbi \u0111\u1ed9 pH cu\u1ed1i c\u00f9ng trong b\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7a91283f\">\u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng khi s\u1eed d\u1ee5ng ch\u1ea5t ki\u1ec1m m\u1ea1nh.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-aa2ebd76\">C\u00e1c t\u00e1c d\u1ee5ng c\u00f3 th\u1ec3 x\u1ea3y ra bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u01b0ng t\u1ea5y c\u1ee5c b\u1ed9<\/li>\n\n\n\n<li>Qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh gel<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u<\/li>\n\n\n\n<li>\u0110\u1ed9 l\u1eb7p l\u1ea1i gi\u1eefa c\u00e1c m\u1ebb k\u00e9m<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-dccfbcf1\">Ki\u1ec3m so\u00e1t:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u1ed3ng \u0111\u1ed9 ch\u1ea5t trung h\u00f2a theo quy tr\u00ecnh \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t<\/li>\n\n\n\n<li>T\u1ef7 l\u1ec7 c\u1ed9ng th\u00eam<\/li>\n\n\n\n<li>V\u1ecb tr\u00ed ngu\u1ed3n c\u1ea5p d\u1eef li\u1ec7u<\/li>\n\n\n\n<li>Tr\u1ed9n \/ tu\u1ea7n ho\u00e0n<\/li>\n\n\n\n<li>Th\u1eddi gian c\u00e2n b\u1eb1ng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-68bca712\">\u0110\u1ec3 bi\u1ebft chi ti\u1ebft v\u1ec1 c\u00e1c hi\u1ec7u \u1ee9ng tr\u00ecnh t\u1ef1, xem <a href=\"https:\/\/fsxchemical.com\/vi\/addition-order-acrylic-thickener-pigment-binder-stability-printing-paste\/\">C\u00e1ch th\u1ee9 t\u1ef1 pha tr\u1ed9n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic, b\u1ed9t m\u00e0u v\u00e0 ch\u1ea5t k\u1ebft d\u00ednh<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-277e191a\">\u0110\u1ed9 bi\u1ebfn \u0111\u1ed9ng, m\u00f9i v\u00e0 s\u1ef1 dao \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9 pH trong b\u1ec3 h\u1edf<\/h2>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-9f1f3cff\">Amoniac<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7b3265df\">\u0110\u1ed9 bi\u1ebfn \u0111\u1ed9ng cao c\u00f3 th\u1ec3 t\u1ea1o ra m\u00f9i h\u00f4i n\u1ed3ng n\u1eb7c v\u00e0 l\u00e0m gi\u1ea3m \u0111\u1ed9 pH n\u1ebfu \u0111\u1ec3 m\u1edf trong th\u1eddi gian d\u00e0i.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-e69109a7\">Natri hydroxit<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5161d5cb\">Kh\u00f4ng bay h\u01a1i trong \u0111i\u1ec1u ki\u1ec7n pha ch\u1ebf th\u00f4ng th\u01b0\u1eddng, do \u0111\u00f3 kh\u00f4ng c\u00f3 s\u1ef1 th\u1ea5t tho\u00e1t amoniac \u0111\u00e1ng k\u1ec3 t\u1eeb h\u1ed7n h\u1ee3p d\u1ea1ng b\u1ed9t nh\u00e3o.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-daecfcee\">Amin h\u1eefu c\u01a1<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2d9d1e1f\">M\u1ee9c \u0111\u1ed9 bi\u1ebfn \u0111\u1ed9ng c\u00f3 s\u1ef1 ch\u00eanh l\u1ec7ch r\u1ea5t l\u1edbn.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2c2985cd\">M\u1ed9t s\u1ed1 amin-r\u01b0\u1ee3u c\u00f3 \u0111i\u1ec3m s\u00f4i cao h\u01a1n v\u00e0 \u00e1p su\u1ea5t h\u01a1i th\u1ea5p h\u01a1n nhi\u1ec1u so v\u1edbi amoniac, nh\u1edd \u0111\u00f3 gi\u00fap gi\u1ea3m m\u00f9i v\u00e0 ki\u1ec3m so\u00e1t \u0111\u1ed9 pH \u1ed5n \u0111\u1ecbnh h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f18c81a1\">C\u00e1c amin kh\u00e1c c\u00f3 t\u00ednh bay h\u01a1i cao h\u01a1n v\u00e0 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn c\u1ee5 th\u1ec3 v\u00ec ch\u00fang d\u1ec5 d\u00e0ng tho\u00e1t ra kh\u1ecfi m\u00e0ng h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-75b824a9\">Do \u0111\u00f3, \u0111\u1ed1i v\u1edbi m\u1ed9t x\u01b0\u1edfng nhu\u1ed9m v\u1ea3i, h\u00e3y so s\u00e1nh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>pH t\u01b0\u01a1i<\/li>\n\n\n\n<li>Gi\u00e1 tr\u1ecb pH sau khi gi\u1eef \u1ed5n \u0111\u1ecbnh<\/li>\n\n\n\n<li>Quan s\u00e1t m\u00f9i<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt sau khi \u1ee7<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b5f58de1\">trong \u0111i\u1ec1u ki\u1ec7n che ch\u1eafn v\u00e0 th\u00f4ng gi\u00f3 th\u1ef1c t\u1ebf c\u1ee7a xe t\u0103ng.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-27f69311\">T\u1ea3i ion v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1eb7c s\u1ec7t do \u0111i\u1ec7n gi\u1ea3i<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d07f043f\">Qu\u00e1 tr\u00ecnh trung h\u00f2a l\u00e0m thay \u0111\u1ed5i c\u00e1c ion \u0111\u1ed1i \u1ee9ng li\u00ean quan \u0111\u1ebfn c\u00e1c nh\u00f3m carboxylat acrylic.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-050b90a8\">Khi s\u1eed d\u1ee5ng natri hydroxit, h\u1ec7 th\u1ed1ng n\u00e0y ch\u1ee9a natri carboxylat.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-703e8044\">V\u1edbi amoniac, c\u00e1c ion \u0111\u1ed1i amoni s\u1ebd t\u1ed3n t\u1ea1i cho \u0111\u1ebfn khi amoniac b\u1ecb m\u1ea5t \u0111i ho\u1eb7c tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng thay \u0111\u1ed5i.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7b224b1a\">Khi ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c amin h\u1eefu c\u01a1, s\u1ebd t\u1ea1o th\u00e0nh c\u00e1c mu\u1ed1i amin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-63038cca\">X\u00e9t v\u1ec1 m\u1eb7t c\u00f4ng th\u1ee9c, c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y kh\u00f4ng gi\u1ed1ng nhau.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-769c237d\">Trong qu\u00e1 tr\u00ecnh l\u00e0m \u0111\u1eb7c acrylic nh\u1ea1y c\u1ea3m v\u1edbi ch\u1ea5t \u0111i\u1ec7n gi\u1ea3i, h\u00e3y so s\u00e1nh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 nh\u1edbt ban \u0111\u1ea7u khi \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt sau khi th\u00eam ch\u1ea5t m\u00e0u<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt sau khi th\u00eam ch\u1ea5t k\u1ebft d\u00ednh<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt sau khi x\u1eed l\u00fd b\u1eb1ng ch\u1ea5t c\u1ed1 \u0111\u1ecbnh<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt theo th\u1eddi gian gi\u1eef<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3fb06a0c\">Kh\u00f4ng n\u00ean ch\u1ecdn ch\u1ea5t trung h\u00f2a d\u1ef1a tr\u00ean \u0111\u1ed9 nh\u1edbt c\u1ee7a n\u01b0\u1edbc thu\u1ea7n t\u00fay.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-0275a478\">Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi m\u00e1y \u0111\u00f3ng b\u00eca<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f6d671d2\">Ch\u1ea5t k\u1ebft d\u00ednh c\u00f3 th\u1ec3 thay \u0111\u1ed5i ch\u1ea5t trung h\u00f2a \u0111\u01b0\u1ee3c \u01b0u ti\u00ean v\u00ec t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a ch\u1ea5t k\u1ebft d\u00ednh r\u1ea5t nh\u1ea1y c\u1ea3m v\u1edbi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>pH<\/li>\n\n\n\n<li>Ch\u1ea5t \u0111i\u1ec7n gi\u1ea3i<\/li>\n\n\n\n<li>Ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t<\/li>\n\n\n\n<li>C\u00e2n b\u1eb1ng ion<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-8c9f02ad\">M\u1ed9t ch\u1ea5t trung h\u00f2a mang l\u1ea1i \u0111\u1ed9 nh\u1edbt l\u00e0m \u0111\u1eb7c tuy\u1ec7t v\u1eddi trong n\u01b0\u1edbc v\u1eabn c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00e9m c\u1ee7a h\u1ed7n h\u1ee3p b\u1ed9t nh\u00e3o khi ch\u1ec9 s\u1eed d\u1ee5ng m\u1ed9t ch\u1ea5t k\u1ebft d\u00ednh.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9229168e\">B\u00e0i ki\u1ec3m tra:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-bf30e0e2\"><strong>Ch\u1ea5t l\u00e0m \u0111\u1eb7c + Ch\u1ea5t trung h\u00f2a \u2192 Ch\u1ea5t k\u1ebft d\u00ednh \u2192 pH \/ \u0110\u1ed9 nh\u1edbt \u2192 Qu\u00e1 tr\u00ecnh gi\u1eef \u2192 Th\u1eed nghi\u1ec7m tr\u00ean l\u01b0\u1edbi<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7c9bc04f\">\u0110\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng HASE li\u00ean k\u1ebft, c\u00e1c amin v\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a ch\u1ea5t k\u1ebft d\u00ednh\/ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t c\u0169ng c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i m\u1ea1ng l\u01b0\u1edbi li\u00ean k\u1ebft.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-099af25c\">\u0110\u1ec3 ph\u00e2n t\u00edch t\u00ednh t\u01b0\u01a1ng th\u00edch s\u00e2u h\u01a1n, h\u00e3y tham kh\u1ea3o <a href=\"https:\/\/fsxchemical.com\/vi\/pigment-binder-acrylic-thickener-compatibility-viscosity-paste-stability\/\">T\u00ednh t\u01b0\u01a1ng th\u00edch gi\u1eefa ch\u1ea5t k\u1ebft d\u00ednh s\u1eafc t\u1ed1 v\u00e0 ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-d33f2671\">S\u1ef1 ph\u00e2n t\u00e1n s\u1eafc t\u1ed1 v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh m\u00e0u<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2688d79c\">C\u00e1c ch\u1ea5t ph\u00e2n t\u00e1n s\u1eafc t\u1ed1 bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ea5t ph\u00e2n t\u00e1n<\/li>\n\n\n\n<li>Ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t<\/li>\n\n\n\n<li>Ch\u1ea5t \u0111i\u1ec7n gi\u1ea3i<\/li>\n\n\n\n<li>H\u00f3a ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh pH<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-8da4547a\">Vi\u1ec7c l\u1ef1a ch\u1ecdn ch\u1ea5t trung h\u00f2a c\u00f3 th\u1ec3 thay \u0111\u1ed5i m\u00f4i tr\u01b0\u1eddng ion v\u00e0 pH xung quanh c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0ce8eeee\">M\u1ed9t s\u1ed1 amin h\u1eefu c\u01a1 nh\u1ea5t \u0111\u1ecbnh c\u0169ng c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 l\u00e0 ch\u1ea5t \u0111\u1ed3ng ph\u00e2n t\u00e1n trong m\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng s\u1eafc t\u1ed1 g\u1ed1c n\u01b0\u1edbc.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-af717661\">Tuy nhi\u00ean, kh\u00f4ng n\u00ean cho r\u1eb1ng \u0111i\u1ec1u n\u00e0y \u0111\u00fang v\u1edbi m\u1ecdi ch\u1ea5t m\u00e0u v\u00e0 m\u1ecdi amin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-879d270e\">So s\u00e1nh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u00e0u s\u00e1ng<\/li>\n\n\n\n<li>L\u01b0\u1ee3ng s\u1eafc t\u1ed1 b\u00ecnh th\u01b0\u1eddng<\/li>\n\n\n\n<li>H\u00e0m l\u01b0\u1ee3ng s\u1eafc t\u1ed1 cao \/ \u0111\u1eadm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0f4340a8\">khi nh\u00e0 m\u00e1y s\u1eed d\u1ee5ng d\u1ea3i m\u00e0u r\u1ed9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-99258947\">S\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o ASE \/ HASE v\u00e0 ch\u1ea5t trung h\u00f2a<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-36cb493c\">ASE ch\u1ee7 y\u1ebfu d\u1ef1a v\u00e0o hi\u1ec7n t\u01b0\u1ee3ng ph\u1ed3ng l\u00ean do qu\u00e1 tr\u00ecnh trung h\u00f2a.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7a61a58f\">HASE b\u1ed5 sung c\u01a1 ch\u1ebf l\u00e0m \u0111\u1eb7c li\u00ean k\u1ebft k\u1ef5 n\u01b0\u1edbc.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6f5f4d93\">Do \u0111\u00f3, vi\u1ec7c l\u1ef1a ch\u1ecdn ch\u1ea5t trung h\u00f2a c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn HASE th\u00f4ng qua c\u1ea3 hai y\u1ebfu t\u1ed1 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>pH \/ s\u1ef1 gi\u00e3n n\u1edf c\u1ee7a polymer<\/li>\n\n\n\n<li>Nh\u1eefng thay \u0111\u1ed5i trong s\u1ef1 li\u00ean k\u1ebft gi\u1eefa ch\u1ea5t k\u1ebft d\u00ednh v\u00e0 ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3895fc69\">Hai ch\u1ea5t trung h\u00f2a c\u00f3 c\u00f9ng gi\u00e1 tr\u1ecb pH v\u1eabn c\u00f3 th\u1ec3 t\u1ea1o ra t\u00ednh l\u01b0u bi\u1ebfn HASE h\u01a1i kh\u00e1c nhau n\u1ebfu ch\u00fang t\u00e1c \u0111\u1ed9ng kh\u00e1c nhau \u0111\u1ebfn c\u00f4ng th\u1ee9c xung quanh.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f302ec5c\">\u0110\u1ec3 so s\u00e1nh c\u1ea5u tr\u00fac polymer, xem <a href=\"https:\/\/fsxchemical.com\/vi\/ase-vs-hase-acrylic-thickeners-pigment-printing-rheology-salt-binder-compatibility\/\">So s\u00e1nh ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic ASE v\u00e0 HASE trong in \u1ea5n b\u1eb1ng b\u1ed9t m\u00e0u<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-c096f826\">Duy tr\u00ec s\u1ef1 \u1ed5n \u0111\u1ecbnh<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-98250018\">Vi\u1ec7c l\u1ef1a ch\u1ecdn ch\u1ea5t trung h\u00f2a c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra trong su\u1ed1t th\u1eddi gian gi\u1eef th\u1ef1c t\u1ebf c\u1ee7a h\u1ed7n h\u1ee3p b\u1ed9t m\u00e0u.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-78da6c6c\">\u0110\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>pH t\u01b0\u01a1i<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt ban \u0111\u1ea7u<\/li>\n\n\n\n<li>Gi\u00e1 tr\u1ecb pH \/ \u0111\u1ed9 nh\u1edbt trung gian<\/li>\n\n\n\n<li>Gi\u00e1 tr\u1ecb pH \/ \u0111\u1ed9 nh\u1edbt khi k\u1ebft th\u00fac ca l\u00e0m vi\u1ec7c<\/li>\n\n\n\n<li>H\u00ecnh th\u1ee9c<\/li>\n\n\n\n<li>B\u1ecdt<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-223b8943\">C\u00e1c h\u1ec7 th\u1ed1ng ch\u1ee9a amoniac c\u1ea7n \u0111\u01b0\u1ee3c ch\u00fa \u00fd \u0111\u1eb7c bi\u1ec7t trong c\u00e1c b\u1ec3 m\u1edf v\u00ec qu\u00e1 tr\u00ecnh bay h\u01a1i c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 pH.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7a731183\">C\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 ch\u1ee9a NaOH c\u1ea7n \u0111\u01b0\u1ee3c ch\u00fa \u00fd \u0111\u1ebfn t\u1ea3i l\u01b0\u1ee3ng ion v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng trung h\u00f2a qu\u00e1 m\u1ee9c.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-97a737ea\">C\u00e1c h\u1ec7 th\u1ed1ng ch\u1ee9a amin c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t k\u1ef9 l\u01b0\u1ee1ng v\u1ec1 t\u00ednh t\u01b0\u01a1ng th\u00edch v\u00e0 \u0111\u1ed9 bay h\u01a1i t\u00f9y theo t\u1eebng c\u1ea5p \u0111\u1ed9.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c72f3f06\">Kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn ch\u1ea5t trung h\u00f2a d\u1ef1a tr\u00ean k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m trong c\u1ed1c th\u1ee7y tinh k\u00e9o d\u00e0i 10 ph\u00fat.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-a5605acc\">\u0110\u1eb7c t\u00ednh l\u01b0u bi\u1ebfn: pH cu\u1ed1i c\u00f9ng gi\u1ed1ng nhau, \u0111\u1ed9 ch\u1ea3y kh\u00e1c nhau<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-50a33bbd\">Sau khi trung h\u00f2a, h\u00e3y so s\u00e1nh c\u00e1c \u0111\u1eb7c t\u00ednh l\u01b0u bi\u1ebfn trong qu\u00e1 tr\u00ecnh in to\u00e0n b\u1ed9:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-419e8119\"><strong>Ch\u1ea5t l\u1ecfng c\u00f3 \u0111\u1ed9 c\u1eaft th\u1ea5p \u2192 Hi\u1ec7n t\u01b0\u1ee3ng lo\u00e3ng khi c\u1eaft \u2192 Chuy\u1ec3n qua l\u01b0\u1edbi \u2192 Ph\u1ee5c h\u1ed3i<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f864c650\">Ch\u1ea5t trung h\u00f2a c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 nh\u1edbt \u1edf \u0111i\u1ec1u ki\u1ec7n c\u1eaft th\u1ea5p<\/li>\n\n\n\n<li>\u0110\u1ed9 \u0111\u00e0n h\u1ed3i<\/li>\n\n\n\n<li>Ph\u1ee5c h\u1ed3i<\/li>\n\n\n\n<li>H\u00e0nh vi gi\u1eef<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-37babedf\">\u0111\u1eb7c bi\u1ec7t l\u00e0 khi c\u00f3 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a ch\u1ea5t k\u1ebft d\u00ednh, ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t v\u00e0 ch\u1ea5t \u0111i\u1ec7n gi\u1ea3i.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b4fcb1c5\">Do \u0111\u00f3:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c4b3c6be\"><strong>Gi\u00e1 tr\u1ecb pH cu\u1ed1i c\u00f9ng gi\u1ed1ng nhau \u2260 \u0110\u1ed9 nh\u1edbt Brookfield gi\u1ed1ng nhau \u2260 Hi\u1ec7u su\u1ea5t s\u00e0ng l\u1ecdc gi\u1ed1ng nhau.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-8719cebc\">T\u01b0\u01a1ng t\u00e1c gi\u1eefa b\u1ecdt v\u00e0 ch\u1ea5t kh\u1eed b\u1ecdt<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c9a59937\">Ch\u1ea5t trung h\u00f2a c\u00f3 th\u1ec3 t\u00e1c \u0111\u1ed9ng gi\u00e1n ti\u1ebfp \u0111\u1ebfn b\u1ecdt th\u00f4ng qua \u0111\u1ed9 pH, t\u00ednh ch\u1ea5t c\u1ee7a ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t v\u00e0 qu\u00e1 tr\u00ecnh tr\u1ed9n.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f287255b\">Ki\u1ec3m tra:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u1ecdt h\u00ecnh th\u00e0nh trong qu\u00e1 tr\u00ecnh trung h\u00f2a<\/li>\n\n\n\n<li>B\u1ecdt h\u00ecnh th\u00e0nh sau khi th\u00eam ch\u1ea5t m\u00e0u \/ ch\u1ea5t k\u1ebft d\u00ednh<\/li>\n\n\n\n<li>Li\u1ec1u l\u01b0\u1ee3ng ch\u1ea5t kh\u1eed b\u1ecdt c\u1ea7n thi\u1ebft<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt sau khi th\u00eam ch\u1ea5t kh\u1eed b\u1ecdt<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c6869b24\">Trong c\u00e1c h\u1ec7 th\u1ed1ng HASE, c\u00e1c th\u00e0nh ph\u1ea7n ch\u1ea5t kh\u1eed b\u1ecdt k\u1ef5 n\u01b0\u1edbc c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh l\u01b0u bi\u1ebfn li\u00ean k\u1ebft.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-60bb09df\">Kh\u00f4ng n\u00ean t\u1ed1i \u01b0u h\u00f3a ch\u1ea5t trung h\u00f2a m\u00e0 kh\u00f4ng ki\u1ec3m tra l\u1ea1i g\u00f3i ch\u1ea5t kh\u1eed b\u1ecdt cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-d4a2cf2e\">\u0110\u1ed9 bay h\u01a1i trong qu\u00e1 tr\u00ecnh s\u1ea5y, \u0111\u00f3ng r\u1eafn v\u00e0 trung h\u00f2a<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4d19c809\">Qu\u00e1 tr\u00ecnh c\u1ed1 \u0111\u1ecbnh s\u1eafc t\u1ed1 ch\u1ee7 y\u1ebfu ph\u1ee5 thu\u1ed9c v\u00e0o qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh m\u00e0ng ch\u1ea5t k\u1ebft d\u00ednh v\u00e0 qu\u00e1 tr\u00ecnh \u0111\u00f3ng r\u1eafn.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f7212ca5\">Ch\u1ea5t trung h\u00f2a c\u00f3 th\u1ec3 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng s\u1ea5y th\u00f4ng qua t\u00ednh bay h\u01a1i.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-065dab2f\">Amoniac c\u00f3 th\u1ec3 bay h\u01a1i d\u1ec5 d\u00e0ng h\u01a1n trong qu\u00e1 tr\u00ecnh s\u1ea5y kh\u00f4.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6f26b72a\">NaOH kh\u00f4ng bay h\u01a1i d\u01b0\u1edbi d\u1ea1ng baz\u01a1.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4fe092da\">C\u00e1c amin h\u1eefu c\u01a1 c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t r\u1ea5t l\u1edbn: m\u1ed9t s\u1ed1 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 c\u00f3 \u0111\u1ed9 bay h\u01a1i th\u1ea5p h\u01a1n, trong khi m\u1ed9t s\u1ed1 kh\u00e1c l\u1ea1i c\u00f3 \u0111\u1ed9 bay h\u01a1i cao h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-03cffa35\">\u0110\u1eebng cho r\u1eb1ng m\u1ed9t m\u00f4 h\u00ecnh bi\u1ebfn \u0111\u1ed9ng n\u00e0o \u0111\u00f3 t\u1ef1 \u0111\u1ed9ng l\u00e0 t\u1ed1t h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-eac31517\">\u0110\u00e1nh gi\u00e1 v\u1ea3i \u0111\u00e3 qua x\u1eed l\u00fd v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>K\/S \/ m\u00e0u<\/li>\n\n\n\n<li>Xoa kh\u00f4<\/li>\n\n\n\n<li>Ch\u00e0 \u01b0\u1edbt<\/li>\n\n\n\n<li>V\u1ea3i d\u1ec7t tay<\/li>\n\n\n\n<li>M\u00f9i c\u00f2n s\u00f3t l\u1ea1i (n\u1ebfu c\u00f3)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-0af58f84\">Qu\u1ea3n l\u00fd v\u1eadn chuy\u1ec3n, an to\u00e0n, s\u1ee9c kh\u1ecfe v\u00e0 m\u00f4i tr\u01b0\u1eddng (EHS) v\u00e0 qu\u1ea3n l\u00fd B\u1ea3ng d\u1eef li\u1ec7u an to\u00e0n h\u00f3a ch\u1ea5t (SDS)<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-001900c7\">C\u00e1c ch\u1ea5t trung h\u00f2a \u0111\u00f2i h\u1ecfi c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t x\u1eed l\u00fd kh\u00e1c nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-e93fb25d\">Amoniac<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4b769247\">C\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t h\u01a1i, m\u00f9i v\u00e0 th\u00f4ng gi\u00f3 theo B\u1ea3ng d\u1eef li\u1ec7u an to\u00e0n h\u00f3a ch\u1ea5t (SDS) hi\u1ec7n h\u00e0nh v\u00e0 c\u00e1c quy \u0111\u1ecbnh t\u1ea1i n\u01a1i l\u00e0m vi\u1ec7c \u0111\u1ecba ph\u01b0\u01a1ng.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-b721d2b7\">Natri hydroxit<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0dda20f0\">Ch\u1ea5t n\u00e0y c\u00f3 t\u00ednh \u0103n m\u00f2n m\u1ea1nh v\u00e0 \u0111\u00f2i h\u1ecfi ph\u1ea3i \u00e1p d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t x\u1eed l\u00fd h\u00f3a ch\u1ea5t ph\u00f9 h\u1ee3p, quy tr\u00ecnh pha lo\u00e3ng v\u00e0 trang b\u1ecb b\u1ea3o h\u1ed9 c\u00e1 nh\u00e2n (PPE) theo h\u01b0\u1edbng d\u1eabn trong B\u1ea3ng d\u1eef li\u1ec7u an to\u00e0n h\u00f3a ch\u1ea5t (SDS) hi\u1ec7n h\u00e0nh.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-303ccca6\">Amin h\u1eefu c\u01a1<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9ac13580\">C\u00f3 c\u00e1c \u0111i\u1ec3m ch\u1edbp ch\u00e1y, \u00e1p su\u1ea5t h\u01a1i v\u00e0 ph\u00e2n lo\u1ea1i m\u1ee9c \u0111\u1ed9 nguy hi\u1ec3m kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o t\u1eebng s\u1ea3n ph\u1ea9m c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-191d1c57\">\u0110\u1eebng \u0111\u01b0a ra m\u1ed9t quy t\u1eafc chung chung ki\u1ec3u nh\u01b0 \u201camine an to\u00e0n h\u01a1n\u201d.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-713dd659\">T\u00e0i li\u1ec7u an to\u00e0n SDS d\u00e0nh cho ch\u1ea5t trung h\u00f2a th\u01b0\u01a1ng m\u1ea1i l\u00e0 t\u00e0i li\u1ec7u an to\u00e0n c\u00f3 t\u00ednh ch\u1ea5t quy \u0111\u1ecbnh.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-2d558036\">C\u00e1ch so s\u00e1nh c\u00e1c ch\u1ea5t trung h\u00f2a trong ph\u00f2ng th\u00ed nghi\u1ec7m<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ace031da\">S\u1eed d\u1ee5ng m\u1ed9t lo\u1ea1i ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic v\u00e0 m\u1ed9t c\u00f4ng th\u1ee9c s\u1eafc t\u1ed1 c\u1ed1 \u0111\u1ecbnh.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-1de4165d\">B\u01b0\u1edbc 1: Chu\u1ea9n b\u1ecb ba l\u1ed9 tr\u00ecnh trung h\u00f2a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Quy tr\u00ecnh s\u1ea3n xu\u1ea5t b\u1eb1ng amoniac<\/li>\n\n\n\n<li>Ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng natri hydroxit<\/li>\n\n\n\n<li>Ph\u01b0\u01a1ng ph\u00e1p t\u1ed5ng h\u1ee3p amin \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0505f3e1\">Ch\u1ec9 n\u00ean th\u00eam ch\u1ea5t trung h\u00f2a n\u1ebfu nh\u00e0 cung c\u1ea5p ch\u1ea5t l\u00e0m \u0111\u1eb7c x\u00e1c nh\u1eadn r\u1eb1ng ch\u1ea5t \u0111\u00f3 ph\u00f9 h\u1ee3p v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-2ba9b049\">B\u01b0\u1edbc 2: Truy c\u1eadp v\u00e0o c\u00f9ng m\u1ed9t c\u1eeda s\u1ed5 k\u00edch ho\u1ea1t \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c th\u1ef1c<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d376b248\">Kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng l\u01b0\u1ee3ng ch\u1ea5t trung h\u00f2a b\u1eb1ng v\u1edbi l\u01b0\u1ee3ng ban \u0111\u1ea7u.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-12bb9445\">B\u01b0\u1edbc 3: \u0110o \u0111\u1ed9 pH v\u00e0 \u0111\u1ed9 nh\u1edbt c\u1ee7a s\u1ea3n ph\u1ea9m t\u01b0\u01a1i<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-8dfa03a2\">S\u1eed d\u1ee5ng c\u00f9ng nhi\u1ec7t \u0111\u1ed9 v\u00e0 thi\u1ebft b\u1ecb.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-e4d7e64d\">B\u01b0\u1edbc 4: Th\u00eam ch\u1ea5t m\u00e0u \/ ch\u1ea5t k\u1ebft d\u00ednh \/ ch\u1ea5t c\u1ed1 \u0111\u1ecbnh<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ce6ee031\">Ghi l\u1ea1i gi\u00e1 tr\u1ecb pH v\u00e0 \u0111\u1ed9 nh\u1edbt sau khi th\u1ef1c hi\u1ec7n c\u00e1c l\u1ea7n b\u1ed5 sung quan tr\u1ecdng.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-fa754d51\">B\u01b0\u1edbc 5: Gi\u1eef nguy\u00ean<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-77e866d9\">\u0110o pH v\u00e0 \u0111\u1ed9 nh\u1edbt trong su\u1ed1t qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-652b9714\">B\u01b0\u1edbc 6: In l\u1ee5a v\u00e0 l\u00e0m kh\u00f4<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-cdc72aa7\">\u0110\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng v\u1ea3i th\u00e0nh ph\u1ea9m.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-f16cdd9f\">So s\u00e1nh tr\u00ean c\u01a1 s\u1edf t\u01b0\u01a1ng \u0111\u01b0\u01a1ng trung h\u00f2a<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-827b2010\">Ph\u00f2ng th\u00ed nghi\u1ec7m n\u00ean so s\u00e1nh c\u00e1c ch\u1ea5t trung h\u00f2a d\u1ef1a tr\u00ean vi\u1ec7c \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00f9ng m\u1ed9t tr\u1ea1ng th\u00e1i trung h\u00f2a c\u00f3 \u00fd ngh\u0129a v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt, ch\u1ee9 kh\u00f4ng ph\u1ea3i d\u1ef1a tr\u00ean kh\u1ed1i l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m b\u1eb1ng nhau.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-78283bbc\">B\u1ea3n ghi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u1ed3ng \u0111\u1ed9 c\u1ee7a s\u1ea3n ph\u1ea9m trung h\u00f2a<\/li>\n\n\n\n<li>S\u1ed1 ti\u1ec1n \u0111\u00e3 th\u00eam<\/li>\n\n\n\n<li>Gi\u00e1 tr\u1ecb pH cu\u1ed1i c\u00f9ng<\/li>\n\n\n\n<li>Li\u1ec1u l\u01b0\u1ee3ng ch\u1ea5t l\u00e0m \u0111\u1eb7c<\/li>\n\n\n\n<li>T\u1ed5ng l\u01b0\u1ee3ng n\u01b0\u1edbc trong c\u00f4ng th\u1ee9c<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ddfa9b9a\">\u0110\u1eebng \u0111\u1ec3 m\u1ed9t tuy\u1ebfn \u0111\u01b0\u1eddng n\u00e0o \u0111\u00f3 ch\u1ee9a nhi\u1ec1u n\u01b0\u1edbc b\u1ed5 sung h\u01a1n ch\u1ec9 v\u00ec ch\u1ea5t trung h\u00f2a th\u01b0\u01a1ng m\u1ea1i \u0111\u01b0\u1ee3c cung c\u1ea5p v\u1edbi n\u1ed3ng \u0111\u1ed9 ho\u1ea1t ch\u1ea5t th\u1ea5p h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e3dc57a0\">Gi\u1eef kh\u1ed1i l\u01b0\u1ee3ng t\u1ed5ng c\u1ee7a h\u1ed7n h\u1ee3p kh\u00f4ng \u0111\u1ed5i.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-0f0e4ad3\">X\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng cong pH\u2013\u0111\u1ed9 nh\u1edbt d\u00e0nh ri\u00eang cho ch\u1ea5t trung h\u00f2a<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-be03da4f\">\u0110\u1ed1i v\u1edbi m\u1ed7i ch\u1ea5t trung h\u00f2a, h\u00e3y thi\u1ebft l\u1eadp m\u1ed9t s\u1ed1 \u0111i\u1ec3m ki\u1ec3m so\u00e1t xung quanh ph\u1ea1m vi k\u00edch ho\u1ea1t \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn c\u1ee7a thi\u1ebft b\u1ecb l\u00e0m \u0111\u1eb7c.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ae0bcbbb\">C\u1ed1t truy\u1ec7n:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9a5734c5\"><strong>pH \u2192 \u0110\u1ed9 nh\u1edbt<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c1ec4a92\">Sau \u0111\u00f3, h\u00e3y so s\u00e1nh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Th\u1eddi \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u k\u00edch ho\u1ea1t<\/li>\n\n\n\n<li>\u0110\u1ed9 d\u1ed1c c\u1ee7a \u0111\u01b0\u1eddng cong \u0111\u1ed9 nh\u1edbt<\/li>\n\n\n\n<li>Giai \u0111o\u1ea1n \u1ed5n \u0111\u1ecbnh th\u1ef1c t\u1ebf<\/li>\n\n\n\n<li>S\u1ef1 thay \u0111\u1ed5i th\u1eddi gian gi\u1eef<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a6360274\">M\u1ee5c ti\u00eau kh\u00f4ng ph\u1ea3i l\u00e0 t\u00ecm ra ch\u1ea5t trung h\u00f2a n\u00e0o t\u1ea1o ra \u0111\u1ed9 nh\u1edbt \u0111\u1ec9nh cao nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-afbce95e\">M\u1ee5c \u0111\u00edch l\u00e0 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh v\u00f9ng ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c nh\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-093b2fc4\">L\u1eb7p l\u1ea1i qu\u00e1 tr\u00ecnh so s\u00e1nh v\u1edbi h\u1ed7n h\u1ee3p s\u1eafc t\u1ed1 ho\u00e0n ch\u1ec9nh<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-abc04684\">C\u00e1c \u0111\u01b0\u1eddng cong ch\u1ec9 d\u1ef1a tr\u00ean l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 c\u00e1c c\u00f4ng c\u1ee5 s\u00e0ng l\u1ecdc.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1a2c3a0d\">\u00c1p d\u1ee5ng l\u1ea1i c\u00e1c \u0111i\u1ec1u ki\u1ec7n trung h\u00f2a h\u1eefu \u00edch trong th\u1ef1c t\u1ebf:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-24c2de32\"><strong>Ch\u1ea5t t\u1ea1o m\u00e0u + Ch\u1ea5t k\u1ebft d\u00ednh + Ch\u1ea5t c\u1ed1 \u0111\u1ecbnh + Ch\u1ea5t l\u00e0m \u0111\u1eb7c + Ch\u1ea5t ph\u1ee5 gia<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-13505e18\">c\u00f4ng th\u1ee9c.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e6c18048\">So s\u00e1nh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 nh\u1edbt ban \u0111\u1ea7u<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt khi gi\u1eef<\/li>\n\n\n\n<li>S\u1ef1 thay \u0111\u1ed5i pH<\/li>\n\n\n\n<li>B\u1ecdt<\/li>\n\n\n\n<li>Chuy\u1ec3n h\u00ecnh \u1ea3nh l\u00ean m\u00e0n h\u00ecnh<\/li>\n\n\n\n<li>\u0110\u1ecbnh ngh\u0129a v\u1ec1 in \u1ea5n<\/li>\n\n\n\n<li>Hi\u1ec7u su\u1ea5t m\u00e0u<\/li>\n\n\n\n<li>Ch\u00e0 kh\u00f4 \/ ch\u00e0 \u01b0\u1edbt<\/li>\n\n\n\n<li>Tay<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f3f69fad\">K\u1ebft qu\u1ea3 sau khi tr\u1ed9n ho\u00e0n to\u00e0n s\u1ebd quy\u1ebft \u0111\u1ecbnh t\u00ednh ph\u00f9 h\u1ee3p cho s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-8e5b151e\">Ph\u00ea duy\u1ec7t th\u1eed nghi\u1ec7m s\u1ea3n xu\u1ea5t<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a4bb94f6\">Ch\u1ea1y l\u1ed9 tr\u00ecnh trung h\u00f2a t\u1ed1i \u01b0u tr\u00ean ch\u00ednh m\u00e1y \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-735557e8\">B\u1ea3n ghi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lo\u1ea1i ch\u1ea5t trung h\u00f2a \/ s\u1ea3n ph\u1ea9m<\/li>\n\n\n\n<li>Ph\u01b0\u01a1ng ph\u00e1p b\u1ed5 sung ch\u1ea5t trung h\u00f2a<\/li>\n\n\n\n<li>Gi\u00e1 tr\u1ecb pH cu\u1ed1i c\u00f9ng<\/li>\n\n\n\n<li>Li\u1ec1u l\u01b0\u1ee3ng ch\u1ea5t l\u00e0m \u0111\u1eb7c<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt khi b\u1eaft \u0111\u1ea7u \/ gi\u1eefa \/ k\u1ebft th\u00fac qu\u00e1 tr\u00ecnh ch\u1ea1y<\/li>\n\n\n\n<li>T\u1ed1c \u0111\u1ed9 m\u00e1y<\/li>\n\n\n\n<li>H\u00e0nh vi tr\u00ean m\u00e0n h\u00ecnh<\/li>\n\n\n\n<li>Th\u1eddi gian gi\u1eef<\/li>\n\n\n\n<li>Qu\u00e1 tr\u00ecnh l\u00e0m c\u1ee9ng<\/li>\n\n\n\n<li>Ch\u00e0 kh\u00f4 \/ ch\u00e0 \u01b0\u1edbt<\/li>\n\n\n\n<li>V\u1ea3i d\u1ec7t tay<\/li>\n\n\n\n<li>Nh\u00e2n vi\u00ean v\u1eadn h\u00e0nh \/ ghi nh\u1eadn m\u00f9i (n\u1ebfu c\u00f3)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e028bc7a\">Ch\u1ec9 ph\u00ea duy\u1ec7t l\u1ed9 tr\u00ecnh trung h\u00f2a khi c\u1ea3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a quy tr\u00ecnh v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng v\u1ea3i th\u00e0nh ph\u1ea9m \u0111\u1ec1u \u0111\u1ea1t y\u00eau c\u1ea7u.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-3d94ddb0\">Ma tr\u1eadn l\u1ef1a ch\u1ecdn ch\u1ea5t trung h\u00f2a th\u1ef1c ti\u1ec5n<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Khu v\u1ef1c l\u1ef1a ch\u1ecdn<\/th><th>Amoniac<\/th><th>Natri hydroxit<\/th><th>Amin h\u1eefu c\u01a1<\/th><\/tr><\/thead><tbody><tr><td>Hi\u1ec7u su\u1ea5t trung h\u00f2a<\/td><td>Cao<\/td><td>Cao<\/td><td>T\u00f9y thu\u1ed9c v\u00e0o c\u1ea5p l\u1edbp<\/td><\/tr><tr><td>\u0110\u1ed9 bi\u1ebfn \u0111\u1ed9ng<\/td><td>Cao<\/td><td>R\u1ea5t th\u1ea5p \/ kh\u00f4ng bay h\u01a1i \u1edf d\u1ea1ng b\u1ed9t nh\u00e3o<\/td><td>T\u1eeb th\u1ea5p \u0111\u1ebfn cao, t\u00f9y thu\u1ed9c v\u00e0o s\u1ea3n ph\u1ea9m<\/td><\/tr><tr><td>M\u00f9i<\/td><td>M\u1ea1nh m\u1ebd<\/td><td>Kh\u00f4ng c\u00f3 m\u00f9i amoniac<\/td><td>T\u00f9y thu\u1ed9c v\u00e0o s\u1ea3n ph\u1ea9m<\/td><\/tr><tr><td>Nguy c\u01a1 pH cao t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng<\/td><td>Trung b\u00ecnh<\/td><td>N\u1ed3ng \u0111\u1ed9 cao n\u1ebfu \u1edf d\u1ea1ng c\u00f4 \u0111\u1eb7c \/ tr\u1ed9n kh\u00f4ng \u0111\u1ec1u<\/td><td>T\u00f9y thu\u1ed9c v\u00e0o s\u1ea3n ph\u1ea9m<\/td><\/tr><tr><td>\u0110\u00f3ng g\u00f3p c\u1ee7a ion<\/td><td>Ion \u0111\u1ed1i \u1ee9ng amoni<\/td><td>Ion \u0111\u1ed1i \u1ee9ng natri<\/td><td>Cation amin<\/td><\/tr><tr><td>S\u1ef1 dao \u0111\u1ed9ng pH trong b\u1ec3 h\u1edf<\/td><td>C\u00f3 th\u1ec3 c\u00f3 \u00fd ngh\u0129a quan tr\u1ecdng<\/td><td>Th\u01b0\u1eddng th\u1ea5p h\u01a1n do s\u1ef1 bi\u1ebfn \u0111\u1ed9ng<\/td><td>T\u00f9y thu\u1ed9c v\u00e0o s\u1ea3n ph\u1ea9m<\/td><\/tr><tr><td>Kh\u1ea3 n\u0103ng \u0111\u1ed3ng ph\u00e2n t\u00e1n s\u1eafc t\u1ed1<\/td><td>S\u1ed1 l\u01b0\u1ee3ng c\u00f3 h\u1ea1n<\/td><td>S\u1ed1 l\u01b0\u1ee3ng c\u00f3 h\u1ea1n<\/td><td>C\u00f3 th\u1ec3 x\u1ea3y ra \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 lo\u1ea1i amin-r\u01b0\u1ee3u nh\u1ea5t \u0111\u1ecbnh<\/td><\/tr><tr><td>C\u01a1 s\u1edf ra quy\u1ebft \u0111\u1ecbnh t\u1ed1t nh\u1ea5t<\/td><td colspan=\"3\">Th\u1eed nghi\u1ec7m s\u1ea3n xu\u1ea5t b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p d\u00e1n ho\u00e0n to\u00e0n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-aebc76aa\">Ma tr\u1eadn n\u00e0y m\u00f4 t\u1ea3 c\u00e1c xu h\u01b0\u1edbng chung, ch\u1ee9 kh\u00f4ng ph\u1ea3i c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt chung cho s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-adfe741b\">Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0o th\u00ec vi\u1ec7c s\u1eed d\u1ee5ng amoniac th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd h\u01a1n?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-df1ef677\">Amoniac c\u00f3 th\u1ec3 tr\u1edf n\u00ean h\u1ea5p d\u1eabn khi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nh\u00e0 cung c\u1ea5p ch\u1ea5t l\u00e0m \u0111\u1eb7c \u0111\u00e3 x\u00e1c nh\u1eadn \u0111i\u1ec1u n\u00e0y.<\/li>\n\n\n\n<li>Vi\u1ec7c trung h\u00f2a nhanh ch\u00f3ng r\u1ea5t h\u1eefu \u00edch.<\/li>\n\n\n\n<li>Nh\u00e0 m\u00e1y hi\u1ec7n \u0111\u00e3 c\u00f3 h\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3 hi\u1ec7u qu\u1ea3 v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t x\u1eed l\u00fd amoniac.<\/li>\n\n\n\n<li>M\u1ed9t m\u1ee9c \u0111\u1ed9 bi\u1ebfn \u0111\u1ed9ng nh\u1ea5t \u0111\u1ecbnh c\u1ee7a ch\u1ea5t trung h\u00f2a sau khi s\u1eed d\u1ee5ng l\u00e0 c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c ho\u1eb7c h\u1eefu \u00edch.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-209fbd8f\">N\u00f3 c\u00f3 th\u1ec3 k\u00e9m h\u1ea5p d\u1eabn h\u01a1n trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u00f9i nh\u1eb9 l\u00e0 m\u1ed9t y\u00eau c\u1ea7u quan tr\u1ecdng c\u1ee7a kh\u00e1ch h\u00e0ng ho\u1eb7c t\u1ea1i n\u01a1i l\u00e0m vi\u1ec7c.<\/li>\n\n\n\n<li>H\u1ed7n h\u1ee3p b\u1ed9t nh\u00e3o \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong th\u1eddi gian d\u00e0i trong c\u00e1c b\u1ec3 m\u1edf.<\/li>\n\n\n\n<li>S\u1ef1 thay \u0111\u1ed5i pH trong qu\u00e1 tr\u00ecnh b\u1ea3o qu\u1ea3n r\u1ea5t kh\u00f3 ki\u1ec3m so\u00e1t.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-a2f1b5fc\">Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0o th\u00ec vi\u1ec7c s\u1eed d\u1ee5ng natri hydroxit th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd h\u01a1n?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b00fe8e6\">NaOH c\u00f3 th\u1ec3 l\u00e0 l\u1ef1a ch\u1ecdn h\u1ea5p d\u1eabn trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lo\u1ea1i ch\u1ea5t l\u00e0m \u0111\u1eb7c n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn l\u00e0 ph\u00f9 h\u1ee3p v\u1edbi ki\u1ec1m v\u00f4 c\u01a1 m\u1ea1nh.<\/li>\n\n\n\n<li>Nh\u00e0 m\u00e1y n\u00e0y hi\u1ec7n \u0111\u00e3 c\u00f3 h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng v\u00e0 x\u1eed l\u00fd x\u00fat m\u1ed9t c\u00e1ch an to\u00e0n.<\/li>\n\n\n\n<li>\u0110\u1ed9 bi\u1ebfn \u0111\u1ed9ng th\u1ea5p c\u1ee7a ch\u1ea5t trung h\u00f2a l\u00e0 \u0111i\u1ec1u mong mu\u1ed1n.<\/li>\n\n\n\n<li>M\u00f9i amoniac l\u00e0 kh\u00f4ng th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d665bfd1\">\u0110i\u1ec1u n\u00e0y \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 s\u1ef1 ki\u1ec3m so\u00e1t \u0111\u1eb7c bi\u1ec7t ch\u1eb7t ch\u1ebd \u0111\u1ed1i v\u1edbi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u1ed3ng \u0111\u1ed9<\/li>\n\n\n\n<li>T\u1ef7 l\u1ec7 c\u1ed9ng th\u00eam<\/li>\n\n\n\n<li>Tr\u1ed9n t\u1ea1i ch\u1ed7<\/li>\n\n\n\n<li>Gi\u00e1 tr\u1ecb pH cu\u1ed1i c\u00f9ng<\/li>\n\n\n\n<li>\u1ea2nh h\u01b0\u1edfng c\u1ee7a t\u1ea3i ion<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3a97470d\">M\u1ed9t ch\u1ea5t trung h\u00f2a gi\u00e1 r\u1ebb c\u00f3 th\u1ec3 tr\u1edf n\u00ean t\u1ed1n k\u00e9m n\u1ebfu n\u00f3 g\u00e2y ra s\u1ef1 kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t trong l\u00f4 s\u1ea3n ph\u1ea9m ho\u1eb7c l\u00e0m m\u1ea5t ho\u00e0n to\u00e0n \u0111\u1ed9 nh\u1edbt c\u1ee7a h\u1ed7n h\u1ee3p.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-b0c8ba88\">Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0o th\u00ec vi\u1ec7c s\u1eed d\u1ee5ng amin h\u1eefu c\u01a1 th\u01b0\u1eddng h\u1ee3p l\u00fd h\u01a1n?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c29b3fe6\">M\u1ed9t lo\u1ea1i amin h\u1eefu c\u01a1 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn c\u00f3 th\u1ec3 l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn h\u1ea5p d\u1eabn khi c\u00f4ng th\u1ee9c c\u1ea7n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u00f9i nh\u1eb9 h\u01a1n so v\u1edbi amoniac<\/li>\n\n\n\n<li>Gi\u00e1 tr\u1ecb pH \u1ed5n \u0111\u1ecbnh h\u01a1n trong h\u1ec7 th\u1ed1ng m\u1edf<\/li>\n\n\n\n<li>Nh\u1eefng l\u1ee3i \u00edch c\u1ee5 th\u1ec3 v\u1ec1 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a h\u1ed7n h\u1ee3p ph\u00e2n t\u00e1n s\u1eafc t\u1ed1 ho\u1eb7c nh\u0169 t\u01b0\u01a1ng<\/li>\n\n\n\n<li>M\u1ed9t ch\u1ea5t trung h\u00f2a c\u00f3 \u0111\u1eb7c t\u00ednh bay h\u01a1i \u0111\u1eb7c tr\u01b0ng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ff02583e\">Tuy nhi\u00ean, amin ph\u1ea3i \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn d\u1ef1a tr\u00ean:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ki\u1ebfn tr\u00fac b\u1ed9 l\u00e0m \u0111\u1eb7c<\/li>\n\n\n\n<li>H\u00f3a h\u1ecdc ch\u1ea5t k\u1ebft d\u00ednh<\/li>\n\n\n\n<li>H\u00f3a h\u1ecdc ch\u1ea5t c\u1ed1 \u0111\u1ecbnh<\/li>\n\n\n\n<li>C\u00e1c quy \u0111\u1ecbnh v\u1ec1 VOC \/ EHS t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng<\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u v\u1ec1 v\u1ea3i th\u00e0nh ph\u1ea9m<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ad1a37de\">h\u00e3y ghi nh\u1edb \u0111i\u1ec1u \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a57fd16a\">Kh\u00f4ng \u0111\u01b0\u1ee3c thay th\u1ebf m\u1ed9t amin n\u00e0y b\u1eb1ng m\u1ed9t amin kh\u00e1c v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng b\u1eb1ng nhau.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-ab3dff17\">Nh\u1eefng sai l\u1ea7m th\u01b0\u1eddng g\u1eb7p khi l\u1ef1a ch\u1ecdn ch\u1ea5t trung h\u00f2a<\/h2>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-f37d7924\">1. So s\u00e1nh ph\u01b0\u01a1ng ph\u00e1p c\u00e2n b\u1eb1ng \u0111\u1ec1u<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a3d4fac3\">C\u00e1c ch\u1ea5t trung h\u00f2a kh\u00e1c nhau c\u00f3 n\u1ed3ng \u0111\u1ed9, tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n t\u1eed v\u00e0 kh\u1ea3 n\u0103ng trung h\u00f2a kh\u00e1c nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-4902e66c\">2. L\u1ef1a ch\u1ecdn ch\u1ea5t trung h\u00f2a gi\u00fap \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 nh\u1edbt c\u1ee7a n\u01b0\u1edbc cao nh\u1ea5t<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2d8bed2b\">C\u00f4ng th\u1ee9c ho\u00e0n ch\u1ec9nh g\u1ed3m ch\u1ea5t m\u00e0u v\u00e0 ch\u1ea5t k\u1ebft d\u00ednh c\u00f3 th\u1ec3 cho ra c\u00e1c ph\u1ea3n \u1ee9ng kh\u00e1c nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-32d01332\">3. Cho r\u1eb1ng NaOH t\u1ed1t h\u01a1n v\u00ec kh\u00f4ng c\u00f3 m\u00f9i amoniac<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3290a89c\">C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 \u0111\u1ed9 pH cao t\u1ea1i ch\u1ed7, t\u00ednh \u0103n m\u00f2n v\u00e0 t\u1ea3i l\u01b0\u1ee3ng ion v\u1eabn c\u00f3 \u00fd ngh\u0129a quan tr\u1ecdng.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-579776f6\">4. Vi\u1ec7c cho r\u1eb1ng amine \u0111\u1ed3ng ngh\u0129a v\u1edbi h\u00e0m l\u01b0\u1ee3ng VOC th\u1ea5p<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-72a947b3\">Vi\u1ec7c ph\u00e2n lo\u1ea1i VOC v\u00e0 \u0111\u1ed9 bay h\u01a1i ph\u1ee5 thu\u1ed9c v\u00e0o t\u1eebng lo\u1ea1i amin c\u1ee5 th\u1ec3 v\u00e0 t\u1eebng khu v\u1ef1c c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-9d5951f8\">5. B\u1ecf qua vi\u1ec7c l\u01b0u gi\u1eef trong b\u1ec3 h\u1edf<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-68837a08\">S\u1ef1 th\u1ea5t tho\u00e1t amoniac c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 pH v\u00e0 \u0111\u1ed9 nh\u1edbt.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-6fb06679\">6. Th\u00eam ki\u1ec1m \u0111\u1eadm \u0111\u1eb7c qu\u00e1 nhanh<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-fd5af293\">S\u1ef1 trung h\u00f2a qu\u00e1 m\u1ee9c t\u1ea1i ch\u1ed7 c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c v\u00f9ng c\u00f3 t\u00ednh ch\u1ea5t gi\u1ed1ng gel v\u00e0 g\u00e2y ra s\u1ef1 k\u00edch ho\u1ea1t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-ce798683\">7. Thay ch\u1ea5t trung h\u00f2a m\u00e0 kh\u00f4ng ki\u1ec3m tra l\u1ea1i ch\u1ea5t k\u1ebft d\u00ednh \/ ch\u1ea5t m\u00e0u<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c1932a2e\">M\u00f4i tr\u01b0\u1eddng ion v\u00e0 ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t thay \u0111\u1ed5i ho\u00e0n to\u00e0n.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-0b5824a6\">B\u1ea3ng kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>V\u1ea5n \u0111\u1ec1 \u0111\u01b0\u1ee3c ghi nh\u1eadn<\/th><th>C\u00e1c bi\u1ebfn c\u1ea7n ki\u1ec3m tra tr\u01b0\u1edbc ti\u00ean<\/th><th>\u0110\u1eebng v\u1ed9i k\u1ebft lu\u1eadn<\/th><\/tr><\/thead><tbody><tr><td>H\u1ed7n h\u1ee3p amoniac d\u1ea1ng s\u1ec7t b\u1ecb m\u1ea5t \u0111\u1ed9 nh\u1edbt trong qu\u00e1 tr\u00ecnh \u1ee7<\/td><td>S\u1ef1 thay \u0111\u1ed5i pH, n\u1eafp b\u1ec3, nhi\u1ec7t \u0111\u1ed9, th\u00f4ng gi\u00f3<\/td><td>M\u1ebb ch\u1ea5t l\u00e0m \u0111\u1eb7c n\u00e0y kh\u00f4ng \u0111\u1ea1t y\u00eau c\u1ea7u<\/td><\/tr><tr><td>Ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng NaOH t\u1ea1o ra gel t\u1ea1i ch\u1ed7<\/td><td>N\u1ed3ng \u0111\u1ed9, t\u1ed1c \u0111\u1ed9 b\u1ed5 sung, qu\u00e1 tr\u00ecnh tr\u1ed9n, \u0111\u1ed9 pH t\u1ea1i ch\u1ed7<\/td><td>Vi\u1ec7c tr\u1ed9n th\u00eam sau \u0111\u00f3 s\u1ebd lu\u00f4n kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1<\/td><\/tr><tr><td>Ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng NaOH cho \u0111\u1ed9 nh\u1edbt c\u1ee7a h\u1ed7n h\u1ee3p b\u1ed9t ho\u00e0n ch\u1ec9nh th\u1ea5p h\u01a1n<\/td><td>T\u1ea3i ion, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch gi\u1eefa ch\u1ea5t k\u1ebft d\u00ednh v\u00e0 ch\u1ea5t m\u00e0u, pH<\/td><td>Gi\u00e1 tr\u1ecb pH nh\u01b0 nhau \u0111\u1ea3m b\u1ea3o t\u00ednh l\u01b0u bi\u1ebfn nh\u01b0 nhau<\/td><\/tr><tr><td>Ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng amin cho \u0111\u1ed9 nh\u1edbt kh\u00e1c so v\u1edbi ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng amoniac<\/td><td>H\u00f3a h\u1ecdc amin, ch\u1ea5t k\u1ebft d\u00ednh, ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t, pH<\/td><td>T\u1ea5t c\u1ea3 c\u00e1c baz\u01a1 \u0111\u1ec1u c\u00f3 t\u00ednh ch\u1ea5t gi\u1ed1ng nhau sau khi trung h\u00f2a<\/td><\/tr><tr><td>Amine gi\u00fap gi\u1ea3m m\u00f9i nh\u01b0ng l\u00e0m thay \u0111\u1ed5i m\u00e0u c\u1ee7a h\u1ed7n h\u1ee3p<\/td><td>D\u1ea1ng ph\u00e2n t\u00e1n s\u1eafc t\u1ed1, pH, kh\u1ea3 n\u0103ng \u0111\u1ed3ng ph\u00e2n t\u00e1n, ch\u1ea5t k\u1ebft d\u00ednh<\/td><td>M\u00f9i nh\u1eb9 h\u01a1n \u0111\u1ed3ng ngh\u0129a v\u1edbi kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u00f4ng th\u1ee9c t\u1ed1t h\u01a1n<\/td><\/tr><tr><td>C\u00f9ng m\u1ed9t gi\u00e1 tr\u1ecb pH cu\u1ed1i c\u00f9ng l\u1ea1i cho k\u1ebft qu\u1ea3 chuy\u1ec3n m\u1ef1c kh\u00e1c nhau<\/td><td>\u0110\u1ed9ng h\u1ecdc ch\u1ea5t l\u1ecfng, m\u00f4i tr\u01b0\u1eddng ion, kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i<\/td><td>Ch\u1ec9 ri\u00eang \u0111\u1ed9 pH m\u1edbi quy\u1ebft \u0111\u1ecbnh kh\u1ea3 n\u0103ng in \u0111\u01b0\u1ee3c hay kh\u00f4ng<\/td><\/tr><tr><td>T\u0103ng l\u01b0\u1ee3ng ch\u1ea5t trung h\u00f2a s\u1ebd l\u00e0m t\u0103ng pH nh\u01b0ng kh\u00f4ng l\u00e0m t\u0103ng \u0111\u1ed9 nh\u1edbt<\/td><td>\u0110i\u1ec3m b\u00e3o h\u00f2a \u0111\u1ed9 nh\u1edbt, \u1ea3nh h\u01b0\u1edfng c\u1ee7a ch\u1ea5t \u0111i\u1ec7n gi\u1ea3i, li\u1ec1u l\u01b0\u1ee3ng<\/td><td>Gi\u00e1 tr\u1ecb pH c\u00e0ng cao th\u00ec \u0111\u1ed9 nh\u1edbt c\u00e0ng cao<\/td><\/tr><tr><td>Chi ph\u00ed c\u1ee7a ch\u1ea5t trung h\u00f2a th\u1ea5p h\u01a1n nh\u01b0ng s\u1ed1 l\u1ea7n hi\u1ec7u ch\u1ec9nh t\u0103ng l\u00ean<\/td><td>T\u1ed5ng chi ph\u00ed trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng<\/td><td>Gi\u00e1\/kg quy\u1ebft \u0111\u1ecbnh ch\u1ea5t trung h\u00f2a n\u00e0o l\u00e0 t\u1ed1t nh\u1ea5t<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-36fc2abb\">T\u1ed5ng chi ph\u00ed trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-639b2551\">Chi ph\u00ed c\u1ee7a thi\u1ebft b\u1ecb trung h\u00f2a kh\u00f4ng n\u00ean ch\u1ec9 bao g\u1ed3m gi\u00e1 mua.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5fec2631\">M\u1ed9t m\u00f4 h\u00ecnh h\u1eefu \u00edch l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-47eb1253\"><strong>T\u1ed5ng chi ph\u00ed v\u1eadn h\u00e0nh = Ch\u1ea5t trung h\u00f2a + Li\u1ec1u l\u01b0\u1ee3ng ch\u1ea5t l\u00e0m \u0111\u1eb7c + Tr\u1ed9n \/ \u0110\u1ecbnh l\u01b0\u1ee3ng + Th\u00f4ng gi\u00f3 \/ X\u1eed l\u00fd + \u0110i\u1ec1u ch\u1ec9nh c\u00f4ng th\u1ee9c + Hi\u1ec7u su\u1ea5t m\u00e1y m\u00f3c + L\u00e0m l\u1ea1i + M\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-56104a6a\">C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn chi ph\u00ed amoniac<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gi\u00e1 ch\u1ea5t trung h\u00f2a<\/li>\n\n\n\n<li>Th\u00f4ng gi\u00f3 \/ Ki\u1ec3m so\u00e1t m\u00f9i<\/li>\n\n\n\n<li>S\u1ef1 thay \u0111\u1ed5i pH c\u00f3 th\u1ec3 x\u1ea3y ra trong qu\u00e1 tr\u00ecnh b\u1ea3o qu\u1ea3n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-5c0ed3f7\">C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn chi ph\u00ed c\u1ee7a NaOH<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gi\u00e1 ch\u1ea5t trung h\u00f2a<\/li>\n\n\n\n<li>\u0110o l\u01b0\u1eddng v\u00e0 x\u1eed l\u00fd an to\u00e0n<\/li>\n\n\n\n<li>\u0110i\u1ec1u khi\u1ec3n tr\u1ed9n<\/li>\n\n\n\n<li>C\u00e1c t\u00e1c \u0111\u1ed9ng ti\u1ec1m t\u00e0ng c\u1ee7a t\u1ea3i ion<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-31dd5564\">C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn chi ph\u00ed c\u1ee7a amin h\u1eefu c\u01a1<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gi\u00e1 th\u00e0nh s\u1ea3n ph\u1ea9m cao h\u01a1n ho\u1eb7c th\u1ea5p h\u01a1n t\u00f9y theo c\u1ea5p lo\u1ea1i<\/li>\n\n\n\n<li>L\u1ee3i \u00edch ti\u1ec1m n\u0103ng v\u1ec1 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh pH<\/li>\n\n\n\n<li>M\u00f9i c\u00f3 th\u1ec3 nh\u1eb9 h\u01a1n<\/li>\n\n\n\n<li>Kh\u1ea3 n\u0103ng \u0111a ch\u1ee9c n\u0103ng c\u1ee7a c\u00f4ng th\u1ee9c<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-cc0dd449\">Ch\u1ea5t trung h\u00f2a c\u00f3 chi ph\u00ed th\u1ea5p nh\u1ea5t l\u00e0 lo\u1ea1i gi\u00fap \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh in \u1ed5n \u0111\u1ecbnh v\u1edbi t\u1ed5ng chi ph\u00ed quy tr\u00ecnh th\u1ef1c t\u1ebf th\u1ea5p nh\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-80124106\">B\u1ea1n n\u00ean cung c\u1ea5p nh\u1eefng th\u00f4ng tin n\u00e0o cho nh\u00e0 cung c\u1ea5p ch\u1ea5t l\u00e0m \u0111\u1eb7c?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2780a0f7\">\u0110\u1ec3 l\u1ef1a ch\u1ecdn ch\u1ea5t trung h\u00f2a ph\u00f9 h\u1ee3p, h\u00e3y cung c\u1ea5p:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic hi\u1ec7n t\u1ea1i \/ TDS<\/li>\n\n\n\n<li>S\u1ea3n ph\u1ea9m trung h\u00f2a hi\u1ec7n t\u1ea1i v\u00e0 n\u1ed3ng \u0111\u1ed9<\/li>\n\n\n\n<li>Li\u1ec1u l\u01b0\u1ee3ng ch\u1ea5t trung h\u00f2a<\/li>\n\n\n\n<li>Gi\u00e1 tr\u1ecb pH cu\u1ed1i c\u00f9ng<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m to\u00e0n di\u1ec7n<\/li>\n\n\n\n<li>S\u1ef1 ph\u00e2n t\u00e1n v\u00e0 li\u1ec1u l\u01b0\u1ee3ng c\u1ee7a ch\u1ea5t m\u00e0u<\/li>\n\n\n\n<li>Lo\u1ea1i ch\u1ea5t k\u1ebft d\u00ednh v\u00e0 li\u1ec1u l\u01b0\u1ee3ng<\/li>\n\n\n\n<li>Thi\u1ebft b\u1ecb c\u1ed1 \u0111\u1ecbnh \/ thi\u1ebft b\u1ecb ph\u1ee5 tr\u1ee3<\/li>\n\n\n\n<li>\u0110\u1ed9 c\u1ee9ng c\u1ee7a n\u01b0\u1edbc \/ \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n (n\u1ebfu c\u00f3)<\/li>\n\n\n\n<li>Tr\u00ecnh t\u1ef1 tr\u1ed9n<\/li>\n\n\n\n<li>Th\u1eddi gian gi\u1eef<\/li>\n\n\n\n<li>V\u1ea5n \u0111\u1ec1 ch\u00ednh: m\u00f9i, s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9 pH, hi\u1ec7n t\u01b0\u1ee3ng gel h\u00f3a, gi\u1ea3m \u0111\u1ed9 nh\u1edbt, t\u00ednh t\u01b0\u01a1ng th\u00edch c\u1ee7a ch\u1ea5t k\u1ebft d\u00ednh ho\u1eb7c chi ph\u00ed<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4617c332\">FSX Chemical c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng th\u00f4ng tin n\u00e0y th\u00f4ng qua <a href=\"https:\/\/fsxchemical.com\/vi\/dich-vu\/cac-mau-trung-khop\/\">M\u1eabu v\u00e0 vi\u1ec7c k\u1ebft h\u1ee3p<\/a> \u0111\u1ec3 ti\u1ebfn h\u00e0nh so s\u00e1nh c\u00e1c ch\u1ea5t trung h\u00f2a c\u00f3 ki\u1ec3m so\u00e1t d\u1ef1a tr\u00ean c\u00f4ng th\u1ee9c in b\u1eb1ng b\u1ed9t m\u00e0u hi\u1ec7n t\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-05347fc3\">\u0110\u00e1nh gi\u00e1 <a href=\"https:\/\/fsxchemical.com\/vi\/product\/synthetic-printing\/\">Ch\u1ea5t l\u00e0m \u0111\u1eb7c t\u1ed5ng h\u1ee3p trong in \u1ea5n<\/a> v\u00e0 <a href=\"https:\/\/fsxchemical.com\/vi\/ung-dung\/\">C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a ch\u1ea5t l\u00e0m \u0111\u1eb7c trong in \u1ea5n d\u1ec7t may<\/a> \u0111\u1ec3 th\u1ef1c hi\u1ec7n vi\u1ec7c gh\u00e9p \u0111\u00f4i d\u1ef1a tr\u00ean quy tr\u00ecnh.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-bc54c41c\">Nh\u00e0 m\u00e1y n\u00ean l\u1ef1a ch\u1ecdn ch\u1ea5t trung h\u00f2a cho ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0ddf0527\">M\u1ed9t chu\u1ed7i quy\u1ebft \u0111\u1ecbnh th\u1ef1c ti\u1ec5n l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-28b55492\"><strong>X\u00e1c nh\u1eadn c\u00e1c c\u01a1 s\u1edf \u0111\u00e3 \u0111\u01b0\u1ee3c nh\u00e0 cung c\u1ea5p ph\u00ea duy\u1ec7t \u2192 So s\u00e1nh tr\u00ean c\u01a1 s\u1edf trung h\u00f2a \u2192 X\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng cong pH\u2013\u0111\u1ed9 nh\u1edbt \u2192 Th\u00eam ch\u1ea5t m\u00e0u \/ ch\u1ea5t k\u1ebft d\u00ednh \u2192 \u1ee6 \u2192 Ki\u1ec3m tra t\u00ednh l\u01b0u bi\u1ebfn \u2192 In l\u1ee5a \u2192 L\u00e0m c\u1ee9ng \u2192 So s\u00e1nh chi ph\u00ed EHS v\u00e0 t\u1ed5ng chi ph\u00ed<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c1d9514e\">C\u00e1c nguy\u00ean t\u1eafc ch\u00ednh l\u00e0:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Amoniac, NaOH v\u00e0 c\u00e1c amin h\u1eefu c\u01a1 \u0111\u1ec1u c\u00f3 th\u1ec3 trung h\u00f2a m\u1ed9t s\u1ed1 ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic nh\u1ea5t \u0111\u1ecbnh, nh\u01b0ng ch\u00fang kh\u00f4ng t\u1ea1o ra c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u00f4ng th\u1ee9c gi\u1ed1ng h\u1ec7t nhau.<\/strong><\/li>\n\n\n\n<li><strong>Vi\u1ec7c so s\u00e1nh d\u1ef1a tr\u00ean tr\u1ecdng l\u01b0\u1ee3ng trung h\u00f2a b\u1eb1ng nhau l\u00e0 kh\u00f4ng c\u00f4ng b\u1eb1ng.<\/strong><\/li>\n\n\n\n<li><strong>Amoniac l\u00e0 ch\u1ea5t d\u1ec5 bay h\u01a1i v\u00e0 c\u00f3 m\u00f9i; NaOH l\u00e0 ch\u1ea5t kh\u00f4ng bay h\u01a1i nh\u01b0ng c\u00f3 t\u00ednh \u0103n m\u00f2n m\u1ea1nh v\u00e0 g\u00f3p ph\u1ea7n l\u00e0m t\u0103ng t\u1ea3i l\u01b0\u1ee3ng ion natri; c\u00e1c amin c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t r\u1ea5t l\u1edbn v\u1ec1 \u0111\u1ed9 bay h\u01a1i, m\u00f9i v\u00e0 t\u00ednh \u0111a ch\u1ee9c n\u0103ng.<\/strong><\/li>\n\n\n\n<li><strong>C\u00f9ng m\u1ed9t gi\u00e1 tr\u1ecb pH cu\u1ed1i c\u00f9ng kh\u00f4ng \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c \u0111\u1eb7c t\u00ednh l\u01b0u bi\u1ebfn, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi ch\u1ea5t k\u1ebft d\u00ednh ho\u1eb7c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh khi b\u1ea3o qu\u1ea3n s\u1ebd gi\u1ed1ng nhau.<\/strong><\/li>\n\n\n\n<li><strong>C\u00e1c th\u00e0nh ph\u1ea7n nh\u01b0 b\u1ed9t m\u00e0u th\u1eadt, ch\u1ea5t k\u1ebft d\u00ednh, ch\u1ea5t c\u1ed1 \u0111\u1ecbnh v\u00e0 n\u01b0\u1edbc ph\u1ea3i c\u00f3 s\u1eb5n tr\u01b0\u1edbc khi \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t s\u1ea3n xu\u1ea5t.<\/strong><\/li>\n\n\n\n<li><strong>Ch\u1ea5t trung h\u00f2a t\u1ed1t nh\u1ea5t l\u00e0 lo\u1ea1i mang l\u1ea1i kho\u1ea3ng th\u1eddi gian s\u1ea3n xu\u1ea5t \u1ed5n \u0111\u1ecbnh v\u1edbi T\u1ed5ng chi ph\u00ed s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf th\u1ea5p nh\u1ea5t v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n v\u1ec1 M\u00f4i tr\u01b0\u1eddng, S\u1ee9c kh\u1ecfe v\u00e0 An to\u00e0n (EHS) \u1edf m\u1ee9c ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/strong><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-fd8f803b\">C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-e283f27c\">1. Amoniac c\u00f3 th\u1ec3 trung h\u00f2a ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b64d0f78\">\u0110\u00fang v\u1eady, nhi\u1ec1u ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic c\u00f3 nh\u00f3m ch\u1ee9c axit c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c trung h\u00f2a b\u1eb1ng amoniac, nh\u01b0ng t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt (TDS) d\u00e0nh cho s\u1ea3n ph\u1ea9m th\u01b0\u01a1ng m\u1ea1i c\u1ea7n ph\u1ea3i x\u00e1c nh\u1eadn ph\u01b0\u01a1ng ph\u00e1p trung h\u00f2a \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-d8f243e5\">2. Natri hydroxit c\u00f3 th\u1ec3 trung h\u00f2a ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3420078a\">\u0110\u00fang v\u1eady, m\u1ed9t s\u1ed1 s\u1ea3n ph\u1ea9m ASE\/HASE nh\u1ea5t \u0111\u1ecbnh c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng NaOH. C\u1ea7n ki\u1ec3m so\u00e1t c\u1ea9n th\u1eadn n\u1ed3ng \u0111\u1ed9, qu\u00e1 tr\u00ecnh pha tr\u1ed9n t\u1ea1i ch\u1ed7 v\u00e0 gi\u00e1 tr\u1ecb pH cu\u1ed1i c\u00f9ng v\u00ec NaOH l\u00e0 m\u1ed9t baz\u01a1 m\u1ea1nh.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-75026339\">3. C\u00e1c amin h\u1eefu c\u01a1 c\u00f3 th\u1ec3 trung h\u00f2a ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-75469104\">\u0110\u00fang v\u1eady, m\u1ed9t s\u1ed1 amin v\u00e0 aminoc\u1ed3n nh\u1ea5t \u0111\u1ecbnh c\u00f3 th\u1ec3 trung h\u00f2a c\u00e1c polyme acrylic c\u00f3 nh\u00f3m ch\u1ee9c axit, nh\u01b0ng hi\u1ec7u su\u1ea5t ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i amin c\u1ee5 th\u1ec3 v\u00e0 c\u00f4ng th\u1ee9c ho\u00e0n ch\u1ec9nh.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-c9f6a296\">4. Ch\u1ea5t trung h\u00f2a n\u00e0o mang l\u1ea1i \u0111\u1ed9 nh\u1edbt cao nh\u1ea5t?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-98f5a995\">Kh\u00f4ng c\u00f3 c\u00e2u tr\u1ea3 l\u1eddi chung cho t\u1ea5t c\u1ea3 c\u00e1c tr\u01b0\u1eddng h\u1ee3p. H\u00e3y so s\u00e1nh c\u00f9ng m\u1ed9t ch\u1ea5t l\u00e0m \u0111\u1eb7c trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n k\u00edch ho\u1ea1t t\u01b0\u01a1ng \u0111\u01b0\u01a1ng, sau \u0111\u00f3 ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m h\u1ed7n h\u1ee3p b\u1ed9t m\u00e0u ho\u00e0n ch\u1ec9nh.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-d88cc7fa\">5. T\u1ea1i sao h\u1ed7n h\u1ee3p amoniac l\u1ea1i m\u1ea5t \u0111\u1ed9 nh\u1edbt trong qu\u00e1 tr\u00ecnh b\u1ea3o qu\u1ea3n?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7d115502\">Amoniac c\u00f3 th\u1ec3 bay h\u01a1i kh\u1ecfi c\u00e1c h\u1ec7 th\u1ed1ng m\u1edf, l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 pH v\u00e0 tr\u1ea1ng th\u00e1i ho\u1ea1t h\u00f3a c\u1ee7a ch\u1ea5t l\u00e0m \u0111\u1eb7c nh\u1ea1y c\u1ea3m v\u1edbi pH.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-1280702d\">6. T\u1ea1i sao NaOH l\u1ea1i c\u00f3 th\u1ec3 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng v\u00f3n c\u1ee5c trong ch\u1ea5t l\u00e0m \u0111\u1eb7c d\u1ea1ng gel acrylic?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-512e2b42\">NaOH \u0111\u1eadm \u0111\u1eb7c c\u00f3 th\u1ec3 g\u00e2y ra \u0111\u1ed9 pH cao c\u1ee5c b\u1ed9 v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng ph\u1ed3ng n\u1edf r\u1ea5t nhanh tr\u01b0\u1edbc khi ch\u1ea5t l\u00e0m \u0111\u1eb7c \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 \u0111\u1ec1u.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-e1711576\">7. Li\u1ec7u NaOH c\u00f3 t\u1ed1t h\u01a1n v\u00ec n\u00f3 kh\u00f4ng c\u00f3 m\u00f9i amoniac kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-189abab4\">Kh\u00f4ng ph\u1ea3i t\u1ef1 \u0111\u1ed9ng. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y lo\u1ea1i b\u1ecf m\u00f9i amoniac nh\u01b0ng l\u1ea1i \u0111\u1eb7t ra c\u00e1c y\u00eau c\u1ea7u x\u1eed l\u00fd nghi\u00eam ng\u1eb7t li\u00ean quan \u0111\u1ebfn ch\u1ea5t \u0103n m\u00f2n m\u1ea1nh v\u00e0 t\u1ea1o ra m\u1ed9t m\u00f4i tr\u01b0\u1eddng ion kh\u00e1c bi\u1ec7t.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-6df8263f\">8. C\u00e1c amin c\u00f3 ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u00f3 m\u00f9i nh\u1eb9 kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-eac07868\">Kh\u00f4ng. M\u00f9i v\u00e0 \u0111\u1ed9 bay h\u01a1i c\u1ee7a c\u00e1c amin c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t r\u1ea5t l\u1edbn. H\u00e3y tham kh\u1ea3o t\u00e0i li\u1ec7u TDS\/SDS c\u1ee5 th\u1ec3 c\u1ee7a ch\u1ea5t trung h\u00f2a.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-8c249a0a\">9. Amin c\u00f3 gi\u00fap c\u1ea3i thi\u1ec7n s\u1ef1 ph\u00e2n t\u00e1n c\u1ee7a ch\u1ea5t m\u00e0u kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5ca0547a\">M\u1ed9t s\u1ed1 aminoc\u1ed3n c\u00f3 th\u1ec3 mang l\u1ea1i l\u1ee3i \u00edch \u0111\u1ed3ng ph\u00e2n t\u00e1n trong c\u00e1c h\u1ec7 th\u1ed1ng s\u1eafc t\u1ed1 g\u1ed1c n\u01b0\u1edbc, nh\u01b0ng \u0111i\u1ec1u n\u00e0y ph\u1ee5 thu\u1ed9c v\u00e0o t\u1eebng s\u1ea3n ph\u1ea9m v\u00e0 c\u00f4ng th\u1ee9c c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-1a525ac3\">10. C\u00f3 n\u00ean so s\u00e1nh c\u00e1c ch\u1ea5t trung h\u00f2a \u1edf c\u00f9ng m\u1ed9t li\u1ec1u l\u01b0\u1ee3ng kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-fd811ea5\">Kh\u00f4ng. H\u00e3y so s\u00e1nh ch\u00fang tr\u00ean c\u01a1 s\u1edf trung h\u00f2a t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt v\u00e0 gi\u1eef cho kh\u1ed1i l\u01b0\u1ee3ng t\u1ed5ng c\u1ee7a c\u00f4ng th\u1ee9c kh\u00f4ng \u0111\u1ed5i.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-ce597627\">11. Ch\u1ec9 s\u1ed1 pH gi\u1ed1ng nhau c\u00f3 ngh\u0129a l\u00e0 h\u1ed7n h\u1ee3p in s\u1ebd cho k\u1ebft qu\u1ea3 in gi\u1ed1ng nhau kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f52603aa\">Kh\u00f4ng. T\u1ea3i ion, t\u01b0\u01a1ng t\u00e1c ch\u1ea5t k\u1ebft d\u00ednh, t\u00ednh l\u01b0u bi\u1ebfn v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh khi b\u1ea3o qu\u1ea3n c\u00f3 th\u1ec3 kh\u00e1c nhau ngay c\u1ea3 khi \u1edf c\u00f9ng m\u1ed9t gi\u00e1 tr\u1ecb pH.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-f378e5ba\">12. T\u00f4i n\u00ean g\u1eedi nh\u1eefng g\u00ec cho FSX Chemical \u0111\u1ec3 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 li\u00ean quan \u0111\u1ebfn ch\u1ea5t trung h\u00f2a?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c0f6a055\">Vui l\u00f2ng cung c\u1ea5p d\u1eef li\u1ec7u v\u1ec1 ch\u1ea5t l\u00e0m \u0111\u1eb7c\/TDS hi\u1ec7n t\u1ea1i, lo\u1ea1i v\u00e0 n\u1ed3ng \u0111\u1ed9 ch\u1ea5t trung h\u00f2a, li\u1ec1u l\u01b0\u1ee3ng, pH cu\u1ed1i c\u00f9ng, ph\u01b0\u01a1ng ph\u00e1p \u0111o \u0111\u1ed9 nh\u1edbt, ch\u1ea5t t\u1ea1o m\u00e0u, ch\u1ea5t k\u1ebft d\u00ednh, ch\u1ea5t c\u1ed1 \u0111\u1ecbnh, ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, tr\u00ecnh t\u1ef1 tr\u1ed9n v\u00e0 th\u1eddi gian \u1ee7.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-6f0cc32a\">Ch\u1ecdn ch\u1ea5t trung h\u00f2a gi\u00fap \u1ed5n \u0111\u1ecbnh to\u00e0n b\u1ed9 h\u1ed7n h\u1ee3p b\u1ed9t m\u00e0u<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-fcd9f796\">N\u1ebfu ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic c\u1ee7a qu\u00fd kh\u00e1ch cho \u0111\u1ed9 nh\u1edbt kh\u00e1c nhau khi k\u1ebft h\u1ee3p v\u1edbi amoniac, NaOH ho\u1eb7c amin, ho\u1eb7c n\u1ebfu h\u1ed7n h\u1ee3p d\u1ea1ng b\u1ed9t b\u1ecb t\u00e1ch l\u1edbp trong qu\u00e1 tr\u00ecnh \u1ee7, h\u00ecnh th\u00e0nh gel ho\u1eb7c tr\u1edf n\u00ean kh\u00f4ng \u1ed5n \u0111\u1ecbnh sau khi th\u00eam ch\u1ea5t k\u1ebft d\u00ednh, FSX Chemical c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 thi\u1ebft k\u1ebf m\u1ed9t th\u1eed nghi\u1ec7m so s\u00e1nh c\u00e1c ch\u1ea5t trung h\u00f2a c\u00f3 ki\u1ec3m so\u00e1t.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-02f6c4e8\">\u0110\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c b\u00e0i \u0111\u00e1nh gi\u00e1 k\u1ef9 thu\u1eadt h\u1eefu \u00edch, vui l\u00f2ng g\u1eedi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u1eabu ch\u1ea5t l\u00e0m \u0111\u1eb7c t\u1ed5ng h\u1ee3p hi\u1ec7n t\u1ea1i c\u1ee7a qu\u00fd kh\u00e1ch, TDS ho\u1eb7c COA<\/li>\n\n\n\n<li>S\u1ea3n ph\u1ea9m trung h\u00f2a hi\u1ec7n t\u1ea1i v\u00e0 n\u1ed3ng \u0111\u1ed9<\/li>\n\n\n\n<li>Li\u1ec1u l\u01b0\u1ee3ng v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u00eam ch\u1ea5t trung h\u00f2a<\/li>\n\n\n\n<li>Gi\u00e1 tr\u1ecb pH cu\u1ed1i c\u00f9ng<\/li>\n\n\n\n<li>\u0110\u1ed9 nh\u1edbt v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m to\u00e0n di\u1ec7n<\/li>\n\n\n\n<li>Dung d\u1ecbch ph\u00e2n t\u00e1n s\u1eafc t\u1ed1<\/li>\n\n\n\n<li>H\u1ec7 th\u1ed1ng ch\u1ea5t k\u1ebft d\u00ednh \/ ch\u1ea5t c\u1ed1 \u0111\u1ecbnh<\/li>\n\n\n\n<li>\u0110\u1ed9 c\u1ee9ng c\u1ee7a n\u01b0\u1edbc \/ \u0110\u1ed9 d\u1eabn \u0111i\u1ec7n<\/li>\n\n\n\n<li>Tr\u00ecnh t\u1ef1 tr\u1ed9n<\/li>\n\n\n\n<li>Th\u1eddi gian gi\u1eef<\/li>\n\n\n\n<li>V\u1ea5n \u0111\u1ec1 ch\u00ednh: m\u00f9i, s\u1ef1 thay \u0111\u1ed5i pH, gi\u1ea3m \u0111\u1ed9 nh\u1edbt, hi\u1ec7n t\u01b0\u1ee3ng gel h\u00f3a, t\u00ednh t\u01b0\u01a1ng th\u00edch ho\u1eb7c chi ph\u00ed<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e34dfc8c\">B\u1eaft \u0111\u1ea7u b\u1eb1ng <a href=\"https:\/\/fsxchemical.com\/vi\/dich-vu\/cac-mau-trung-khop\/\">M\u1eabu v\u00e0 vi\u1ec7c k\u1ebft h\u1ee3p<\/a> \u0111\u1ec3 ti\u1ebfn h\u00e0nh m\u1ed9t th\u1eed nghi\u1ec7m c\u00f3 \u0111\u1ed1i ch\u1ee9ng so s\u00e1nh gi\u1eefa nh\u00f3m \u0111\u1ed1i ch\u1ee9ng v\u00e0 nh\u00f3m th\u00ed nghi\u1ec7m.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4a4e40fa\">\u0110\u00e1nh gi\u00e1 <a href=\"https:\/\/fsxchemical.com\/vi\/product\/synthetic-printing\/\">Ch\u1ea5t l\u00e0m \u0111\u1eb7c t\u1ed5ng h\u1ee3p trong in \u1ea5n<\/a> \u0111\u1ed1i v\u1edbi d\u00f2ng s\u1ea3n ph\u1ea9m in t\u1ed5ng h\u1ee3p FSX hi\u1ec7n t\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-327432af\">B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 <a href=\"https:\/\/fsxchemical.com\/vi\/dich-vu\/yeu-cau-bao-gia\/\">Y\u00eau c\u1ea7u b\u00e1o gi\u00e1 tr\u1ef1c ti\u1ebfp t\u1eeb nh\u00e0 m\u00e1y<\/a> sau khi \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u1ea5t l\u00e0m \u0111\u1eb7c ph\u00f9 h\u1ee3p v\u00e0 quy tr\u00ecnh trung h\u00f2a ho\u1eb7c <a href=\"https:\/\/fsxchemical.com\/vi\/lien-he-voi-chung-toi\/\">Li\u00ean h\u1ec7 v\u1edbi FSX Chemical<\/a> \u0111\u1ec3 th\u1ea3o lu\u1eadn v\u1ec1 c\u00e1c v\u1ea5n \u0111\u1ec1 k\u1ef9 thu\u1eadt\ud83d\udce7\u00a0<strong>Email<a href=\"https:\/\/fsxchemical.com\/vi\/lien-he-voi-chung-toi\/\">: Service@fsxchemical.com<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f45bdfd4\"><strong>Ch\u1ea5t trung h\u00f2a t\u1ed1t nh\u1ea5t kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 baz\u01a1 m\u1ea1nh nh\u1ea5t hay h\u00f3a ch\u1ea5t c\u00f3 chi ph\u00ed th\u1ea5p nh\u1ea5t. \u0110\u00f3 l\u00e0 ch\u1ea5t trung h\u00f2a c\u00f3 kh\u1ea3 n\u0103ng k\u00edch ho\u1ea1t ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic \u0111\u00e3 ch\u1ecdn m\u1ed9t c\u00e1ch \u1ed5n \u0111\u1ecbnh, v\u1eabn t\u01b0\u01a1ng th\u00edch v\u1edbi b\u1ed9t m\u00e0u v\u00e0 ch\u1ea5t k\u1ebft d\u00ednh, duy tr\u00ec t\u00ednh l\u01b0u bi\u1ebfn \u1ed5n \u0111\u1ecbnh c\u1ee7a m\u1ef1c in trong su\u1ed1t th\u1eddi gian b\u1ea3o qu\u1ea3n trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t, \u0111\u1ed3ng th\u1eddi \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 An to\u00e0n, S\u1ee9c kh\u1ecfe v\u00e0 M\u00f4i tr\u01b0\u1eddng (EHS) c\u0169ng nh\u01b0 T\u1ed5ng chi ph\u00ed s\u1eed d\u1ee5ng (Total Cost in Use) c\u1ee7a nh\u00e0 m\u00e1y.<\/strong><\/p>","protected":false},"excerpt":{"rendered":"<p>Amoniac, NaOH v\u00e0 c\u00e1c amin h\u1eefu c\u01a1 \u0111\u1ec1u c\u00f3 th\u1ec3 trung h\u00f2a m\u1ed9t s\u1ed1 ch\u1ea5t l\u00e0m \u0111\u1eb7c acrylic nh\u1ea5t \u0111\u1ecbnh, nh\u01b0ng ch\u00fang t\u1ea1o ra c\u00e1c \u0111\u1eb7c t\u00ednh kh\u00e1c nhau v\u1ec1 \u0111\u1ed9 bay h\u01a1i, t\u00ednh ion, m\u00f9i v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch. H\u00e3y so s\u00e1nh ch\u00fang d\u1ef1a tr\u00ean kh\u1ea3 n\u0103ng trung h\u00f2a t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ed7n h\u1ee3p ho\u00e0n ch\u1ec9nh \u2014 ch\u1ee9 kh\u00f4ng ph\u1ea3i d\u1ef1a tr\u00ean kh\u1ed1i l\u01b0\u1ee3ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng.<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_titles_title":"Ammonia vs. Sodium Hydroxide vs. Amines: How to Choose a Neutralizer for Acrylic Thickener","_seopress_titles_desc":"Compare ammonia, sodium hydroxide and amine neutralizers for acrylic thickener by pH activation, viscosity, odor, ionic load, binder compatibility and cost.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","footnotes":""},"categories":[1],"tags":[1528,1556,1555,1558,1531,1129,1557,1288],"class_list":["post-11405","post","type-post","status-publish","format-standard","hentry","category-technical-guides","tag-acrylic-thickener","tag-ammonia","tag-neutralizer","tag-organic-amine","tag-ph","tag-pigment-printing","tag-sodium-hydroxide","tag-synthetic-thickener"],"acf":[],"_links":{"self":[{"href":"https:\/\/fsxchemical.com\/vi\/wp-json\/wp\/v2\/posts\/11405","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fsxchemical.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fsxchemical.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fsxchemical.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fsxchemical.com\/vi\/wp-json\/wp\/v2\/comments?post=11405"}],"version-history":[{"count":2,"href":"https:\/\/fsxchemical.com\/vi\/wp-json\/wp\/v2\/posts\/11405\/revisions"}],"predecessor-version":[{"id":11408,"href":"https:\/\/fsxchemical.com\/vi\/wp-json\/wp\/v2\/posts\/11405\/revisions\/11408"}],"wp:attachment":[{"href":"https:\/\/fsxchemical.com\/vi\/wp-json\/wp\/v2\/media?parent=11405"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fsxchemical.com\/vi\/wp-json\/wp\/v2\/categories?post=11405"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fsxchemical.com\/vi\/wp-json\/wp\/v2\/tags?post=11405"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}