{"id":11326,"date":"2026-02-24T08:14:19","date_gmt":"2026-02-24T08:14:19","guid":{"rendered":"https:\/\/fsxchemical.com\/?p=11326"},"modified":"2026-09-12T08:20:25","modified_gmt":"2026-09-12T08:20:25","slug":"sintetik-qalinlashtiruvchi-reologiya-ekran-bosish-kesish-ostida-suyultirish-tiklanish-bosib-chiqarish-tarif","status":"publish","type":"post","link":"https:\/\/fsxchemical.com\/uz\/blog\/synthetic-thickener-rheology-screen-printing-shear-thinning-recovery-print-definition\/","title":{"rendered":"To'qimachilik ekranli bosma uchun sintetik qalinlashtiruvchining reologiyasi: kesish ostida suyultirish, tiklanish va bosma aniqligi"},"content":{"rendered":"<p class=\"wp-block-wd-paragraph wd-9882739d\"><em>Matolarga skrink bosib chiqarish uchun sintetik qalinlashtiruvchini tanlash birgina viskozlik ko'rsatkichiga emas, reologiyaga asoslanishi kerak. Bosma xamir rang tayyorlash xonasida deyarli harakatsiz bo'lib turadi, nasos yordamida o'rtacha kesish kuchiga duch keladi, rakel ostida va to'r orqali o'tayotganda ancha yuqori kesish kuchiga uchraydi, keyin matoga yetgach yana past kesish kuchiga qaytadi. Shuning uchun qalinlashtiruvchi tarqalishni nazorat qilish uchun yetarli darajada past kesishli qarshilikka, ekrandan o'tish uchun yetarli darajada kesish ostida suyultirishga va uzatgandan keyin naqshni qayta tiklash uchun yetarli darajada tuzilma tiklashga ega bo'lishi kerak. Agar tiklanish juda sekin bo'lsa, bosma bo'yoq oqib ketishi yoki aniqligini yo'qotishi mumkin; agar tiklanish juda tez yoki elastiklik juda yuqori bo'lsa, yomon tekislanish, ipchalar hosil bo'lishi yoki to'r izlari paydo bo'lishi mumkin. Ushbu qo'llanma sun'iy qalinlashtiruvchining reologiyasini matolarga tekis va aylanma ekranda bosish uchun qanday baholashni hamda laboratoriya o'lchovlarini haqiqiy bosma aniqligi bilan qanday bog'lashni tushuntiradi.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-a5e180a3\">Sintetik qalinlashtiruvchi qanday reologik xususiyatlarga ega bo'lishi kerak?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-08bfdfbc\">Matolarga ekran bosish uchun foydali sintetik qalinlashtiruvchi odatda uchta bog'langan xususiyatni ta'minlashi kerak:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-20a83b61\"><strong>Past kesish tezligida yetarlicha baland tuzilma \u2192 bosish kesish tezligida past ko'rinadigan viskozlik \u2192 uzatishdan keyin nazorat ostida tuzilmani tiklash<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3d0b3d00\">Ushbu uch xil xatti-harakat yopishtirishga yordam beradi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tankda barqaror bo'ling<\/li>\n\n\n\n<li>Nasoslar va quvurlar bo'ylab harakatlaning<\/li>\n\n\n\n<li>Rakel bosimi ostida ekrandan o'tkazing<\/li>\n\n\n\n<li>Matoga tekis surting<\/li>\n\n\n\n<li>Tarqalishni cheklash uchun yetarli darajada tuzilmani tiklang<\/li>\n\n\n\n<li>Quruq bo'lish boshlanganigacha chetlarning aniqligini saqlang<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-58615deb\">Shuning uchun eng yaxshi baho eng yuqori o'lchangan viskozitega ega sintetik qalinlashtiruvchi emas.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ac2ed61e\">Bu haqiqiy ekran, mashina, mato va pigment-bog'lovchi formulasi uchun eng foydali oqim va tiklash profiliga ega gradatsiya.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-fd0b9995\">Nega bitta viskozlik raqami yetarli emas<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-8a0da3b3\">Brookfield yoki aylanma viskometr qiymati odatda bitta ma'lum o'lchov sharoitini ifodalaydi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e42066e6\">Masalan:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-175ffa10\"><strong>Bir spindl, bir RPM va bir haroratda 30 000 mPa\u00b7s<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-824dee27\">Squeegee ostida pastaning ancha yuqori kesish kuchida qanday xulq-atvor ko'rsatishini millga aytmaydi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f0eb816d\">To'qima bosib chiqarish bo'yicha tadqiqotlar shuni ko'rsatadiki, qalinlashtiruvchining reologiyasi quyidagilarga ta'sir qiladi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ekranlashtirish imkoniyati<\/li>\n\n\n\n<li>Ekran teshiklari orqali pastani oqizish<\/li>\n\n\n\n<li>Matoga kirib borish<\/li>\n\n\n\n<li>Bosma aniqlik<\/li>\n\n\n\n<li>Rang hosil qilish miqdori<\/li>\n\n\n\n<li>Tekislik<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3d2726bb\">Shunday qilib, bir xil past shear viskozitetga ega bo'lgan ikki xamir agar quyidagilarda farq qilsa, turli bosib chiqarish natijalarini berishi mumkin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kesish orqali suyultirish tezligi<\/li>\n\n\n\n<li>Qayta tiklanish tezligi<\/li>\n\n\n\n<li>Elastiklik<\/li>\n\n\n\n<li>Oqish stressi<\/li>\n\n\n\n<li>Tixotropiya<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-db3c772c\"><strong>Bir xil viskozlik bir xil reologiya degani emas.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-f9ada55e\">Sitotipiya qalamchi tarixi xaritasi<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-eeb4c1c7\">Bosma xamir bir ishlab chiqarish tsikli davomida bir nechta mexanik muhitlarga duch keladi.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Jarayon bosqichi<\/th><th>Nisbiy kesish sharoiti<\/th><th>Reologiya talabi<\/th><\/tr><\/thead><tbody><tr><td>Tank \/ Dam olish<\/td><td>Past<\/td><td>Tana, barqarorlik, cho'kishga qarshi<\/td><\/tr><tr><td>Nasoslash \/ aylanish<\/td><td>Pastdan o'rtacha<\/td><td>Doimiy buzilishlarsiz oson oqim<\/td><\/tr><tr><td>Rezina skrabchi harakati<\/td><td>O'rta darajadan yuqori<\/td><td>Kuchli kesishli suyultirish<\/td><\/tr><tr><td>Ekran ochilishi<\/td><td>Yuqori<\/td><td>Ko'chirish uchun yetarlicha past ko'rinadigan viskozlik<\/td><\/tr><tr><td>Mato bo'laklari ombori<\/td><td>Tez pasaymoqda<\/td><td>Boshqariladigan tiklanish<\/td><\/tr><tr><td>Quritishdan oldin<\/td><td>Past<\/td><td>Tarqalishni cheklash uchun yetarli tuzilma<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9fd2e80c\">Ekran bosish reologiyasi bo'yicha chop etilgan ish shu bir xil tamoyilni tasvirlaydi: pasta dam olganda nisbatan yuqori viskozlikka ega, squeegee va ekran kesish kuchi ostida oqishni osonlashtiradi, so'ngra uzatishdan keyin viskozligini qayta tiklaydi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2dabc413\">Shu sababli reologiya bir nuqta sifatida emas, balki egri chiziq va tiklanish jarayoni sifatida baholanishi kerak.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-2663a88b\">1. Past sheerga ega tana: bosmadan oldin va keyin pastani ushlab turish<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d08c99c7\">Past kesish kuchida bosish xamiri barqaror bo'lib qolishi va nazoratsiz oqishga qarshi turishi uchun yetarli tuzilishga ega bo'lishi kerak.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-17d44489\">Past kesish kuchiga ega korpus nazorat qilishga yordam beradi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pigment tarqalishi<\/li>\n\n\n\n<li>Binder taqsimoti<\/li>\n\n\n\n<li>Bosib chiqarilgandan keyin tarqalish<\/li>\n\n\n\n<li>To'qimaga kirib borish<\/li>\n\n\n\n<li>Nozik chiziq ta'rif<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-949dcb21\">Agar past kesishli tuzilma juda zaif bo'lsa, mumkin bo'lgan belgilar quyidagilarni o'z ichiga oladi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qon ketishi<\/li>\n\n\n\n<li>Halolash<\/li>\n\n\n\n<li>Nozik tafsilotlarni yo'qotish<\/li>\n\n\n\n<li>Ortiqcha kirish<\/li>\n\n\n\n<li>Notekis qattiq sohalar<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c8f7b38a\">Ammo haddan tashqari past kesish viskozligi quyidagilarni keltirib chiqarishi mumkin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qiyin nasoslash<\/li>\n\n\n\n<li>Ekranni to'liq to'ldirmaslik<\/li>\n\n\n\n<li>Yuqori rakle bosimi talabi<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-44a3cf6d\">Maqsad yetarli tuzilma \u2014 maksimal tuzilma emas.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-c82ff650\">2. Kesish orqali suyultirish: pastaning to'rdan o'tishiga yordam beradi<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d8d4ecbc\">Eng foydali sitoshrift bosish pastalari psevdoplastik yoki kesish ta'sirida suyultiruvchi bo'ladi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a22e2193\">Kesish tezligi oshgani sayin ko'rinishdagi viskozlik kamayadi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b0e32d0b\">Bu xatti-harakat yopishtirishga imkon beradi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rezina qirg'ich ostida osonroq harakatlaning<\/li>\n\n\n\n<li>Ekran teshiklaridan o'tish<\/li>\n\n\n\n<li>Mexanik qarshiligi past bo'lgan to'qimaga o'tkazish<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2b43db14\">Kuchli kesish ta'sirida suyultiradigan xamir dam olishda zich bo'lishiga qaramay, bosib chiqarish paytida samarali oqishi mumkin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-19889b4e\">Ushbu kombinatsiya sintetik poliakrilat qalinlashtiruvchilarni tanlab olingan to'qimachilik bosib chiqarish tizimlarida foydali qiluvchi sabablardan biridir.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-afa0e2c9\">Agar kesish orqali suyultirish juda zaif bo'lsa:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ekran o'tishi yomon bo'lishi mumkin.<\/li>\n\n\n\n<li>Bosimni oshirish kerak bo'lishi mumkin.<\/li>\n\n\n\n<li>Ko'chirish to'liq bo'lmasligi mumkin.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1c67b5e2\">Agar kesish orqali suyultirish juda kuchli bo'lsa:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pasta skvji jisi ostida haddan tashqari suyuq bo'lib ketishi mumkin.<\/li>\n\n\n\n<li>Penetrasiya juda chuqur bo'lib ketishi mumkin.<\/li>\n\n\n\n<li>Qayta tiklash talabi muhimroq bo'ladi.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-59ca7281\">3. Strukturli tiklanish: ekrandan keyin qayta qurish<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d7a03993\">Pasta ekrandan chiqqanda, yuqori kesish sharoiti yo'qoladi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-de7f7ef5\">Qalinlashtiruvchi cho'kindini barqarorlashtirish uchun yetarli darajada tuzilmani qayta tiklashi kerak.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-87261d13\">Bu tuzilma tiklanishi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b13d900e\">Qayta tiklash nazorat qilishga yordam beradi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nusxa chetining o'tkirligi<\/li>\n\n\n\n<li>Nuqta yoki nozik chiziq barqarorligi<\/li>\n\n\n\n<li>Yuzaga tarqalish<\/li>\n\n\n\n<li>Yopishtirish tekislash<\/li>\n\n\n\n<li>Kirish<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-787d319d\">Poliakrilat asosidagi bosib chiqarish tizimlari kesish ta'siridan keyin tez tiklanishni ko'rsatishi mumkin, ammo aniq tiklanish tezligi nav va formulaga bog'liq.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-384a3305\">Shuning uchun foydali sintetik qalinlashtiruvchini ikkala holatda ham baholash kerak:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9a713ce3\"><strong>Kesish ostida viskozlik yo'qotilishi<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-424d9ec7\">va:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4fe9af31\"><strong>Kesishdan keyin viskozlik \/ tuzilma tiklanishi<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-2894463f\">Qayta tiklanish juda sekin bo'lsa nima bo'ladi?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-480c07c5\">Sekin tiklanish ko'chirib bo'lgach pastani haddan tashqari suyuq qoldiradi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a7900194\">Mumkin bo'lgan natijalar quyidagilarni o'z ichiga oladi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qon ketishi<\/li>\n\n\n\n<li>Chegarani tarqatish<\/li>\n\n\n\n<li>Nozik chiziqlarning yo'qolishi<\/li>\n\n\n\n<li>To'qimaning ortiqcha kirib ketishi<\/li>\n\n\n\n<li>Yuzaki rang konsentratsiyasini kamaytirish<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-625b8026\">Bu holda, faqat past kesish viskozitetini oshirish eng yaxshi tuzatish bo'lmasligi mumkin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-db7f2d2b\">Tezroq tiklanadigan daraja ba'zan nasoslash yoki ekran uzatishni ortiqcha qiyinlashtirmay, aniqlikni yaxshilashi mumkin.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-cc8e93df\">Qayta tiklanish juda tez bo'lsa nima bo'ladi?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4467ea9e\">Juda tez tiklanish ham muammolarni keltirib chiqarishi mumkin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f3eb7306\">Agar xamir to'rdan o'tib bo'lgach darhol tuzilishni qayta tiklasa, tekislash uchun yetarli vaqt bo'lmasligi mumkin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9f36d0e0\">Mumkin bo'lgan alomatlar quyidagilarni o'z ichiga oladi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tarmoq belgilar<\/li>\n\n\n\n<li>Notekis qattiq sohalar<\/li>\n\n\n\n<li>Yuzaki tekstura<\/li>\n\n\n\n<li>Yomon tekislash<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-189af5af\">Ekran bosish bo'yicha umumiy tadqiqotlar shuni ko'rsatadiki, tiklanish muvozanatli bo'lishi kerak: juda sekin bo'lsa tarqalishga imkon beradi, juda tez bo'lsa esa to'r tuzilmasini joylashtirilgan qatlamda saqlab qolishi mumkin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-52fa94c4\">Shuning uchun maqsad nazorat ostidagi tiklanish oynasidir.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-794adabf\">4. Elastiklik va ipdeklik<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-cee5e189\">Sintetik bosma xamirlar ko'pincha viskoelastik bo'ladi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2e1ae8f1\">Bu ularning ham suyuqlikka o'xshash, ham elastik xulq-atvorni namoyish etishini anglatadi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b3a1e8d2\">Bir oz elastiklik pastaning kesilgandan keyin qayta tiklanishiga yordam beradi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-766c38aa\">Ortiqcha elastiklik quyidagilarni keltirib chiqarishi mumkin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Simlash<\/li>\n\n\n\n<li>Filamentni sudrash<\/li>\n\n\n\n<li>Yomon ekranni chiqarish<\/li>\n\n\n\n<li>Omad nuqsonlari<\/li>\n\n\n\n<li>Notekis uzatish<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-995fdb2e\">Poliakrilat qalinlashtiruvchilar bo'yicha tadqiqotlar aynan filamentni tortib olish va tixotropiyani baholagan, chunki bu xususiyatlar bosib chiqarish sifatiga ta'sir qilishi mumkin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-bcd95572\">Ko'rinishda \u201cqalin\u201d bo'lib ko'rinadigan pasta ham ekranni ajratish paytida iplarga cho'zilsa, mos kelmasligi mumkin.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-7ed777dd\">5. Bo'shashish stressi va dam olish barqarorligi<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-8c1405ab\">Ba'zi sintetik qalinlashtiruvchi tizimlarda ko'rinadigan oqish kuchlanishi paydo bo'ladi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c5dd1901\">Ushbu bosim ostida pasta oqishga qarshi turadi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-97bfa8aa\">Uning ustida xamir osonroq harakatlana boshlaydi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-39d0839a\">Foydali hosil bo'lish stressi mintaqasi quyidagilarni qo'llab-quvvatlashi mumkin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dam olish barqarorligi<\/li>\n\n\n\n<li>Cho'kishga qarshi xulq-atvor<\/li>\n\n\n\n<li>Ko'chirishdan keyin naqshni boshqarish<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1f202da5\">Ammo haddan tashqari hosildorlik bosimi nasoslash va ekran orqali uzatishni qiyinlashtirishi mumkin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0881a0da\">Shuning uchun kesish ostida suyultirish va tiklanish xususiyatlari bilan birgalikda yield stressni talqin qilish kerak.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-c5d0a8e8\">6. Tixotropiya va vaqtga bog'liq reologiya<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ac593ceb\">Tixotropiya degani pastaning tuzilishi kesish va vaqt ta'sirida o'zgarishini anglatadi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-aef2ca4b\">Tixotropik pasta uzluksiz kesish ta'siri ostida suyultirilishi mumkin va kesish to'xtagach asta-sekin qayta shakllanadi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5c130dfd\">Bu ishlab chiqarishda muhim, chunki:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Yuqori tezlikdagi aralashtirish viskozlikni vaqtincha kamaytirishi mumkin.<\/li>\n\n\n\n<li>Pompalash xamirni kesishni davom ettirishi mumkin.<\/li>\n\n\n\n<li>Rotar-ekran aylanishi pastani takroriy kesishga duchor qiladi.<\/li>\n\n\n\n<li>Dam olish davrlari tiklanishga imkon beradi.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-223de7ec\">Shuning uchun viskozitet aniqlangan kesish tarixi va aniqlangan tiklanish vaqtidan so'ng o'lchanishi kerak.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f71714e4\">Aks holda, bir xil xamir namunasi qachon olinganiga qarab laboratoriya o'qishlarida turli natijalar berishi mumkin.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-8cc25fc3\">Nega sintetik qalinlashtiruvchi arxitektura muhim<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7a1813b0\">\u201cSun'iy qalinlashtiruvchi\u201d bir nechta polimer tuzilmalarini o'z ichiga oladi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f542c55f\">Misolga quyidagilar kiradi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>An'anaviy poliakrilat tizimlari<\/li>\n\n\n\n<li>Alkali ta'sirida shishadigan akril emulsiyalari<\/li>\n\n\n\n<li>Gidrofobik modifikatsiyalangan assotsiativ akril qalinlashtiruvchilar<\/li>\n\n\n\n<li>Murakkab sintetik tizimlar<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3f7a2144\">Ushbu mahsulotlar quyidagilarda farq qilishi mumkin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Past kesish viskozligi<\/li>\n\n\n\n<li>Yuqori kesishga javob<\/li>\n\n\n\n<li>Qayta tiklanish<\/li>\n\n\n\n<li>Elastiklik<\/li>\n\n\n\n<li>Elektrolit toleranti<\/li>\n\n\n\n<li>Binder mosligi<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b871eaea\">Shuning uchun reologik xususiyatlar \u201cakrilik\u201d degan umumiy atamadan taxmin qilish o'rniga haqiqiy tijorat darajasida o'lchanishi kerak.\u201d<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-4b6ab969\">Pigment va bog'lovchi reologiyani o'zgartirishi mumkin.<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0fa822d8\">Faqat suvli reologiya yakuniy bosish reologiyasi emas.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b29d4260\">Pigment tarqalishi va bog'lovchi o'zgarishi mumkin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>pH<\/li>\n\n\n\n<li>Elektrolit darajasi<\/li>\n\n\n\n<li>Surfaktantlar muvozanati<\/li>\n\n\n\n<li>Tekis ranglar<\/li>\n\n\n\n<li>Polimer o'zaro ta'siri<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6bddfc07\">Bu oxirgi Brookfield viskozligi qoniqarli bo'lsa ham kesish ostida suyulish, tiklanish va elastiklikni o'zgartirishi mumkin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c3ffdcc9\">Pigmentli bosib chiqarish darajalari uchun reologiyani to'liq o'lchang:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-8af7b0ec\"><strong>Pigment + Bog'lovchi + Qalinlashtiruvchi + Tuzatuvchi + Yordamchi<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1cc9507c\">tizim.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-9193d34f\">Tekis ekran: reologiya odatda eng ko'p nimaga ahamiyat beradi?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7352d410\">Tekis ekranli bosib chiqarish pastani oraliqli rakel zarbalari va to'xtab turish davrlariga duchor qiladi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1725d122\">Muhim xususiyatlarga quyidagilar kiradi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tanaffuslar paytida past kesish kuchi bilan ushlab turish<\/li>\n\n\n\n<li>Rezin qirg'ich harakati davomida oqim<\/li>\n\n\n\n<li>Ko'chirishdan keyingi tiklash<\/li>\n\n\n\n<li>Ekran quritishga chidamlilik<\/li>\n\n\n\n<li>Qayta ishga tushirgandan keyin takrorlanadigan xatti-harakat<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-072bc269\">Juda sekin tiklanadigan pasta turib turish davrida tarqalib ketishi mumkin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-59e70f7c\">Tanaffuslar paytida haddan tashqari tuzilgan bo'lsa, qayta ishga tushirishda bosimni oshirishni talab qilishi mumkin bo'lgan pasta.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d5627424\">Shu sababli tekis ekranli qurilmalarni sertifikatlash to'xtatish\/qayta boshlash sinovini o'z ichiga olishi kerak.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-7a0e4b56\">Rotar skrinining reologiyasi: odatda eng muhim bo'lgan narsa nima?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5bb199b7\">Rotari-ekran bosib chiqarish uzluksiz bo'lib, takroriy kesish va uzoq muddatli barqarorlikka yanada katta e'tibor beradi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-488d7292\">Muhim xususiyatlarga quyidagilar kiradi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nasoslanish qobiliyati<\/li>\n\n\n\n<li>Uzluksiz kesish viskozligi<\/li>\n\n\n\n<li>Ekran o'tkazilgandan keyingi tiklash<\/li>\n\n\n\n<li>K\u00f6pik nazorati<\/li>\n\n\n\n<li>Yugurish paytidagi barqarorlik<\/li>\n\n\n\n<li>Aylanma barqarorligi<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a60ee423\">Birinchi bir necha metrda yaxshi bosiladigan, ammo aylanish jarayonida asta-sekin suyultiriladigan pasta rotatsion ishlab chiqarishga malaka berilmagan.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-4395a1a2\">Tarmoq panjarasi va ochiq maydon<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-adc4d82f\">Maydaroq ekran teshiklari quyidagilarga sezgirlikni oshiradi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Yuqori kesish viskozligi<\/li>\n\n\n\n<li>Gel zarralari<\/li>\n\n\n\n<li>Elastik tor o'rnatish<\/li>\n\n\n\n<li>Filtratsiya sifati<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b445147d\">Ochiqroq ekran yopishtirish miqdorini va kirib borishni oshirishi mumkin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0ad09cbf\">Shuning uchun:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-10ac089b\"><strong>Nozik to'r \u2260 avtomatik ravishda viskozlikni pasaytiradi<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a598bf18\">va:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-bdcdc3fe\"><strong>Open Mesh \u2260 avtomatik ravishda yuqori viskozitet<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d89603b3\">To'liq reologik profil ekran geometriyasiga mos kelishi kerak.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-abc672ce\">Rezina skrabka bosimi, tezligi va burchagi<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d2e59dc4\">Skrubber sozlamalari mexanik kuch va kesish tarixini o'zgartiradi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-061dbb04\">Yuqori bosim yoki tezroq harakat pastaga ta'sir qiluvchi kesish kuchini oshirishi va o'zgartirishi mumkin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ko'chirish paytida ko'rinadigan viskozlik<\/li>\n\n\n\n<li>Yopishtirish omonati<\/li>\n\n\n\n<li>Kirish<\/li>\n\n\n\n<li>Nusxa ta'rif<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ded1b929\">Agar pastani o'tkazish uchun g'ilzaga odatdagidan ancha yuqori bosim qo'llash kerak bo'lsa, muammo kam sheyarli viskozlik yetarli emasligida emas, balki yuqori sheyarli oqim yetarli bo'lmasligidadir.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ab691271\">Shuning uchun mashina sozlamalari va reologiya birgalikda tashxislanishi kerak.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-67efa195\">Kirish chuqurligi va yuzaki rang<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d5f50657\">Reyologiya xamir matoyga yetib borgach, uning qayerga ketishini nazorat qiladi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2652bced\">Yetarli darajada kirib bormaslik quyidagilarga olib kelishi mumkin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Yuzaga og'ir bosma<\/li>\n\n\n\n<li>Ba'zi matolarda notekis qoplama<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4bae042d\">Ortiqcha kirib ketish quyidagilarga olib kelishi mumkin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Yuzaki rang konsentratsiyasini kamaytirish<\/li>\n\n\n\n<li>Chegaraning nozikligi kamaytirilgan<\/li>\n\n\n\n<li>Orqa tomondan ko'proq ko'rinish<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c233d68e\">Optimal kirish quyidagilarga bog'liq:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mato og'irligi<\/li>\n\n\n\n<li>Qurilish<\/li>\n\n\n\n<li>Shimuvchanlik<\/li>\n\n\n\n<li>Bosma dizayn<\/li>\n\n\n\n<li>Pigment \/ bog'lovchi tizimi<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f06909e9\">Shuning uchun qalinlashtiruvchi ekran orqali o'tish va o'tishdan keyingi kirishni nazorat qilishi kerak.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-0b46e671\">Reyologiya bosma aniqligini qanday nazorat qiladi<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-8220b513\">Bosma ta'rif quyidagilarning birlashgan natijasidir:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5cd2c640\"><strong>Ekranni ko'chirish + Joylashtirish + Penetrasiya + Tiklash + Quritish<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-54aee1a8\">Yaxshi ta'rif odatda quyidagilarni talab qiladi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Toza uzatish uchun yetarli kesishli suyultirish<\/li>\n\n\n\n<li>Tarqalishni cheklash uchun yetarli tiklanish<\/li>\n\n\n\n<li>Chiziq hosil bo'lishining oldini olish uchun yetarlicha past elastiklik<\/li>\n\n\n\n<li>To'r izlarini oldini olish uchun yetarli tekislash<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9817309d\">Bu \u201ceng qalin xamir\u201d avtomatik ravishda eng o'tkir xamir bo'lmasligini tushuntiradi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2ab1dc11\">Bosma ta'rif oqim va tuzilma o'rtasidagi muvozanatdir.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-975a5c66\">Brookfield viskozligini to'g'ri qanday qo'llash<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-27efd449\">Brookfield viskozligi kiruvchi QC va ishlab chiqarish nazorati uchun foydali bo'lib qoladi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6dd861df\">Ammo usulni tuzatish kerak.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e718fcfa\">Yozuv:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Diqqatni jamlash<\/li>\n\n\n\n<li>Harorat<\/li>\n\n\n\n<li>Shpindel<\/li>\n\n\n\n<li>RPM<\/li>\n\n\n\n<li>O'qish vaqti<\/li>\n\n\n\n<li>Namuna yoshi<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-dfa0b4f8\">Partiya izchilligini tasdiqlash uchun Brookfield viskozitetidan foydalaning.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3a4b1eed\">Butun reologik spetsifikatsiya uchun faqat bitta Brookfield sonidan foydalanmang.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-1bb1b7b7\">Ko'p tezlikli viskozlik profilini tuzing<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-8ee67cdb\">Agar reometr mavjud bo'lmasa, ko'p tezlikli aylanma viskometr testi amaliy kesishga javob profili taqdim etishi mumkin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-338df3d0\">Asbobning foydali moment diapazonida bir xil pastani bir nechta mos tezliklarda o'lchang.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-cad6f9ee\">Keyin solishtiring:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b4c5bb9e\"><strong>Past RPM viskozligi \u2192 O'rta RPM viskozligi \u2192 Yuqori RPM viskozligi<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6d622d29\">Tezlik oshishi bilan kesish kuchining kuchliroq kamayishi kesish ostida suyulish xususiyatining kuchliroq ekanligini ko'rsatadi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-fa9f704a\">Mos kelmaydigan mil\/moment sharoitlaridagi o'qishlarni bitta egri chiziqqa birlashtirmang.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-00835c9c\">Uslub takrorlanadigan bo'lishi kerak.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-b80cb21e\">Oddiy kesish kuchini tiklash testini o'tkazing<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b5197b96\">Amaliy laboratoriya testi quyidagilarni solishtirishi mumkin:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Standart dam olishdan keyingi dastlabki viskozlik.<\/li>\n\n\n\n<li>Boshqarilgan yuqori kesishli aralashtirish bosqichidan darhol keyin viskozitet.<\/li>\n\n\n\n<li>Qisqa tiklanish davridan keyin viskozlik.<\/li>\n\n\n\n<li>Uzoqroq tiklanish davridan keyin viskozlik.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c4beb028\">Yozuv:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0b67a551\"><strong>Qayta tiklanish (%) = tiklangan viskozitet \/ dastlabki viskozitet \u00d7 100<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c3f7bb7b\">Maqsad doimiy ravishda 100% darhol tiklash emas.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-014a7038\">Foydali tiklash profili \u2013 bu yaxshi ekran o'tkazuvchanligi va bosma aniqlikni ta'minlaydigan profil.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-179f1b3a\">Rheometr nima qo'shishi mumkin<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-410d924b\">Reometr quyidagi kabi chuqurroq ma'lumotlarni taqdim etishi mumkin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Oqim egri chizig'i<\/li>\n\n\n\n<li>Oqish stressi<\/li>\n\n\n\n<li>Tixotropik sikl<\/li>\n\n\n\n<li>Saqlash moduli (G\u2019)<\/li>\n\n\n\n<li>Yo'qotish modul (G\u201d)<\/li>\n\n\n\n<li>Boshqarilgan kesishdan keyingi tiklanish<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-bfcff883\">Ushbu o'lchovlar yagona viskozlik testida bir xil ko'rinadigan ikki xil xamirni ajratib ko'rishga yordam beradi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2e8f7fb6\">Biroq, reometriya ma'lumotlari baribir haqiqiy sitoban bosish bilan bog'lanishi kerak.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9b160bda\">Eng murakkab reologiya egri chizig'i ham, agar u uzatish, kirish va aniqlik bilan bog'liq bo'lmasa, ishlab chiqarish qiymati kam bo'ladi.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-caade3b2\">Ma'qullangan reologiya oynasini aniqlang<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a30efe2f\">Biror mukammal laboratoriya qiymatini ma'qullamang.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6581b380\">Quyidagilarni o'z ichiga olgan ish oynasini aniqlang:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Past kesish viskozligi diapazoni<\/li>\n\n\n\n<li>Yuqori kesishga javob<\/li>\n\n\n\n<li>Sog\u02bbayish xulq-atvori<\/li>\n\n\n\n<li>Tutib turish vaqtidagi barqarorlik<\/li>\n\n\n\n<li>Ekrandan ko'chirish natijasi<\/li>\n\n\n\n<li>Bosma ta'rif natijasi<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ce189630\">Ish oynasi quyidagilar bo'yicha maqbul bo'lib qolishi kerak:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Haroratning normal o'zgarishi<\/li>\n\n\n\n<li>Kutilayotgan pigment yuklamasi<\/li>\n\n\n\n<li>Ma'qullangan bog'lovchi darajasi<\/li>\n\n\n\n<li>Kutilayotgan ishlab chiqarish ushlab turish vaqti<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f617e1f0\">Bu spetsifikatsiyani faqat ideal laboratoriya sharoitiga emas, balki haqiqiy ishlab chiqarishga ham foydali qiladi.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-3b4ec15d\">Ishlab chiqarish sinovini tasdiqlash<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9bd628bd\">Laboratoriya reologiyasi faqat saralash bosqichidir.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0956a587\">Nazorat ostidagi ishlab chiqarish sinovi davomida, yozuv:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qalinlashtiruvchi darajasi va partiya<\/li>\n\n\n\n<li>Doza<\/li>\n\n\n\n<li>To'liq yopishtiruvchi formulasi<\/li>\n\n\n\n<li>Boshlang'ich viskozitet<\/li>\n\n\n\n<li>Oqish jarayonidagi viskozlik<\/li>\n\n\n\n<li>Aylanma viskozite<\/li>\n\n\n\n<li>Mashina tezligi<\/li>\n\n\n\n<li>Ekran \/ rakel sozlamalari<\/li>\n\n\n\n<li>Nusxa ta'rif<\/li>\n\n\n\n<li>Kirish<\/li>\n\n\n\n<li>Boshidan oxirigacha soyasi<\/li>\n\n\n\n<li>Tugallangan qo'l va mustahkamlik<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-026d665c\">Nomzod qisqa bosma namuna emas, balki ishlab chiqarish oynasidan o'tishi kerak.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-c09d63cf\">Muammolarni bartaraf etish jadvali<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Kuzatilgan muammo<\/th><th>Birinchi reologik tekshiruv<\/th><th>Faraz qilmang<\/th><\/tr><\/thead><tbody><tr><td>Bosib chiqarilgandan so'ng yopishtiruvchi tarqaladi<\/td><td>Past kesish kuchiga ega tana va tiklanish<\/td><td>Faqat Brookfield viskozligi juda past.<\/td><\/tr><tr><td>Pasta ekrandan o'tkazish qiyin<\/td><td>Yuqori kesishli oqim \/ kesish ostida suyultirish<\/td><td>Skuijni bosimni oshirish \u2013 yagona yechim.<\/td><\/tr><tr><td>Nozik chiziqlarni xiralashtirish<\/td><td>Qayta tiklash, omonat, kirib borish<\/td><td>Yuqori viskozlik har doim o'tkirlikni yaxshilaydi.<\/td><\/tr><tr><td>Tarmoq belgilari ko'rinib turibdi<\/td><td>Qayta tiklanish juda tez bo'lishi mumkin \/ darajalanish juda past bo'lishi mumkin<\/td><td>Tez tiklanish har doim yaxshiroq<\/td><\/tr><tr><td>Ekran chiqarilishi paytida sim tortish<\/td><td>Elastiklik \/ filamentni sudrash<\/td><td>Faqat viskozlik nuqsonni tushuntiradi.<\/td><\/tr><tr><td>Rotary yugurishi vaqt o'tishi bilan yupqalashadi<\/td><td>Tixotropiya, uzluksiz kesish, harorat<\/td><td>Boshlang'ich laborator viskozligi uzoq muddatli barqarorlikni isbotlaydi<\/td><\/tr><tr><td>Bir xil viskozlik, turli bosma aniqlik<\/td><td>To'liq kesish\/tiklanish profili<\/td><td>Ikki baho teng.<\/td><\/tr><tr><td>Ko'proq qalinlashtiruvchi tana holatini yaxshilaydi, lekin qo'l yomonlashadi.<\/td><td>Polimer qattiq moddalar va pasta qoldig'i<\/td><td>Eng yuqori viskozitet maqsad qilingan.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-657d6592\">Foydalanishdagi umumiy xarajat<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-363c92b8\">Reologiya xarajatlarga quyidagi yo'llar bilan ta'sir qiladi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qalinlashtiruvchi dozasi<\/li>\n\n\n\n<li>Energiya nasoslash<\/li>\n\n\n\n<li>Rezina skrabka bosimi<\/li>\n\n\n\n<li>Mashina tezligi<\/li>\n\n\n\n<li>Ekranni tozalash<\/li>\n\n\n\n<li>Qayta ishlash<\/li>\n\n\n\n<li>Mato qo'li<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2232f537\">Foydali model quyidagicha:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ec4a298e\"><strong>Foydalanishdagi umumiy xarajat = Qalinlashtiruvchi + Tayyorlash + Mashina samaradorligi + To'xtab qolish vaqti + Qotirish\/yakunlash + Qayta ishlash + Sifat yo'qotilishi<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-05ba5405\">Agar u yaxshiroq kesishga chidamlilik ko'rsatib, kamroq dozani yoki yuqoriroq mashina samaradorligini ta'minlasa, yuqori narxli sintetik qalinlashtiruvchi arzonroq bo'lishi mumkin.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7bf67950\">Arzonroq mahsulot ekranga o'tkazishda muammolar, ortiqcha tuzatishlar yoki barqaror bo'lmagan uzoq muddatli ishlashni keltirib chiqarsa, u qimmatroq bo'lishi mumkin.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-fe5f4369\">Qalinlashtiruvchi yetkazib beruvchiga qanday ma'lumotlarni yuborishingiz kerak?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c42b53b2\">Foydali reologik moslashuv uchun taqdim eting:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Joriy qalinlashtiruvchi nomi, namunasi yoki TDS<\/li>\n\n\n\n<li>Joriy dozasi<\/li>\n\n\n\n<li>Viskozlik va to'liq sinov usuli<\/li>\n\n\n\n<li>Pigment tarqalishi<\/li>\n\n\n\n<li>Binder \/ fixer tizimi<\/li>\n\n\n\n<li>Oxirgi xamir pH<\/li>\n\n\n\n<li>Tekis yoki aylanuvchi ekran<\/li>\n\n\n\n<li>Ekran to'ri \/ gravirovka<\/li>\n\n\n\n<li>Rezina skrabka sozlamalari<\/li>\n\n\n\n<li>Mato<\/li>\n\n\n\n<li>Mashina tezligi<\/li>\n\n\n\n<li>Vaqtni ushlab turish<\/li>\n\n\n\n<li>Asosiy nuqson: o'tish, tarqalish, ipdek cho'zilish, kirib ketish, aniqlik yoki uzoq masofaga tarqalish<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-23f0a137\">FSX Chemical ushbu ma'lumotlardan orqali foydalanishi mumkin <a href=\"https:\/\/fsxchemical.com\/uz\/xizmat\/mos-keladigan-namuna\/\">Namuna va moslik<\/a> Nozirlangan bosib chiqarish sharoitlarida joriy va nomzod qalinlashtiruvchilarning reologiyasini solishtirish.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-dbd9c741\">Sharh <a href=\"https:\/\/fsxchemical.com\/uz\/ilovalar\/\">To'qimachilik bosib chiqarish uchun qalinlashtiruvchi qo'llanmalari<\/a> jarayon asosidagi yo'nalish tanlovi uchun.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-3b7645b1\">Meyl sintetik qalinlashtiruvchining reologiyasini qanday baholashi kerak?<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-de879742\">Amaliy ketma-ketlik quyidagicha:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7641f78f\"><strong>To'liq yopishtirishni aniqlang \u2192 Past kesish viskoziteti o'lchovini bajaring \u2192 Yuqori kesishga javobni o'lchovini bajaring \u2192 Nazorat ostidagi kesishni qo'llang \u2192 Tiklanishni o'lchovini bajaring \u2192 Bosib chiqaring \u2192 O'tkazish \/ Penetrasiya \/ Aniqlikni baholang \u2192 Uzoq muddatli barqarorlikni tasdiqlang<\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d8e22fb9\">Asosiy tamoyillar quyidagilardan iborat:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Bir xil viskozlik bir xil reologiya degani emas.<\/strong><\/li>\n\n\n\n<li><strong>Foydali sitoshar bosma pastasi odatda past kesish kuchida yuqori tuzilishga, yuqori kesish kuchida esa oson oqishga muhtoj.<\/strong><\/li>\n\n\n\n<li><strong>Qayta tiklanish tarqalishni cheklash uchun yetarlicha tez bo'lishi kerak, lekin tekislash sifati yomonlashmasligi uchun unchalik tez bo'lmasligi lozim.<\/strong><\/li>\n\n\n\n<li><strong>Elastiklik va tixotropiya, viskozlik normal ko'rinishda bo'lsa ham, ekran ajralishiga va uzoq muddatli barqarorlikka ta'sir qilishi mumkin.<\/strong><\/li>\n\n\n\n<li><strong>Tekis va aylanma ekranli mashinalar pastani turli kesish tarixlariga duchor qiladi.<\/strong><\/li>\n\n\n\n<li><strong>Yakuniy reologiya spetsifikatsiyasi haqiqiy bosma ta'rif va ishlab chiqarish barqarorligi bo'yicha tasdiqlanishi kerak.<\/strong><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-aa33f30d\">Ko'p beriladigan savollar<\/h2>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-137fd8fb\">1. To'qimachilik sitachop bosish uchun qaysi reologiya eng yaxshisi?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-68a89308\">Foydali pasta odatda tarqalishni nazorat qilish uchun yetarli past-shear tuzilishiga ega, squeegee ostida siyrilganda suyultiradi va uzatilgach yetarli darajada tuzilishini tiklaydi.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-e0751055\">2. Yopishqoqlik qanchalik yuqori bo'lsa, bosma aniqligi uchun har doim yaxshiroqmi?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-de77dc4d\">Yo'q. Juda past kesish viskozligi yoki elastiklik ekran orqali o'tkazilishni kamaytirishi mumkin, qayta tiklanishning yomonligi esa tarqalishga olib keladi. To'liq reologik profil muhim.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-6ea0e723\">3. Kesish orqali suyultirish nima?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-833307ce\">Kesish orqali suyultirish (shear thinning) degani kesish tezligi oshgani sayin ko'rinishdagi viskozlik kamayishini anglatadi. Bu bosib chiqarish pastasining squeegee kuchi ostida ekrandan o'tishiga yordam beradi.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-ffb64332\">4. Strukturiy tiklanish nima?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a67881e7\">Strukturaviy tiklanish \u2013 bu yuqori kesish kuchi olib tashlangach pastaning viskozligi yoki ichki tuzilmasini qayta tiklashdir.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-33fe47d5\">5. Tiklanish juda sekin bo'lsa nima bo'ladi?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ad789c2b\">Bosib chiqarilgandan keyin pasta juda suyuq bo'lib qolishi mumkin, bu esa siyoh oqishi, nozik detallarning yo'qolishi yoki ortiqcha kirib ketishiga olib keladi.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-dceb601c\">6. Tiklanish juda tez bo'lishi mumkinmi?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0c1c9c9b\">Ha. Juda tez tiklanish tekislashni kamaytirishi va to'r izlari yoki notekis qattiq sohalarning paydo bo'lishiga olib kelishi mumkin.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-cc1efb79\">7. Nega bir xil Brookfield viskozitetiga ega bo'lgan ikki sun'iy qalinlashtiruvchi turlicha bosilishi mumkin?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-92120e95\">Ular kesish ta'sirida suyultirish, elastiklik, berilish kuchlanishi, tixotropiya va tiklanish xususiyatlari bo'yicha turlicha bo'lishi mumkin.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-fccd27ea\">8. Rheometrsiz kesish orqali suyultirishni qanday o'lchashim mumkin?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-87060210\">Nazorat ostidagi ko'p tezlikli aylanma viskometr testi, shpindel va moment diapazoni mos qolgan taqdirda, amaliy taqqoslashni ta'minlashi mumkin.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-ca9c2b13\">9. Men normal laboratoriyada tiklanishni qanday sinab ko'rishim mumkin?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-394278e5\">Boshlang'ich viskozitetni o'lchang, standartlashtirilgan yuqori kesishli aralashtirish bosqichini qo'llang, so'ng darhol va belgilangan tiklanish vaqtlaridan keyin yana o'lchang.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-c9e0d06b\">10. Rotatsion ekran tekis ekranga qaraganda kamroq viskozlikka ega pastani talab qiladimi?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a34b38e0\">Umumiy qoida emas. Rotatsion bosib chiqarish uzluksiz kesish va uzoq muddatli barqarorlikka ko'proq e'tibor qaratadi, tekis ekran esa takroriy zarba va to'xtab turish davrlarini o'z ichiga oladi.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-3d812150\">11. Pigment va bog'lovchi reologik sinovlarga kiritilishi kerakmi?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-78357111\">Ha. Ular pH darajasini, elektrolit miqdorini, qattiq moddalar va polimer o'rtasidagi o'zaro ta'sirlarni o'zgartirishi mumkin, shuning uchun yakuniy reologiya to'liq pigmentli xamirda o'lchanishi kerak.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-5d2f9bfe\">12. Rheologik muammolarni bartaraf etish uchun FSX Chemicalga nima yuborishim kerak?<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0b86cd61\">Joriy qalinlashtiruvchi yoki TDS, dozaj, viskozlik usuli, pigment, bog'lovchi, pH, mashina, ekran, squeegee sharoitlari hamda kuzatilgan uzatish yoki bosma aniqlik muammosini yuboring.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-1fc9feb9\">Sintetik qalinlashtiruvchi reologiyasini ekran bosish jarayoningizga moslashtiring<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-15145ecf\">Agar sintetik qalinlashtiruvchingiz maqsadli viskozitetga erishsa-da, hanuz tarqalish, yomon uzatish, ipchilash, ortiqcha kirib ketish yoki barqaror bo'lmagan uzoq muddatli oqish kabi muammolarni keltirib chiqarsa, FSX Chemical past kesish viskoziteti, kesish ostida suyulish va tiklanish xususiyatlarini ajratib ko'rib chiqishda yordam beradi.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-053682a3\">Foydali texnik ko'rib chiqish uchun yuboring:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sizning hozirgi sintetik qalinlashtiruvchi namunangiz, TDS yoki COA<\/li>\n\n\n\n<li>Joriy dozasi<\/li>\n\n\n\n<li>Viskozlik va to'liq sinov usuli<\/li>\n\n\n\n<li>Pigment tarqalishi<\/li>\n\n\n\n<li>Binder \/ fixer tizimi<\/li>\n\n\n\n<li>Oxirgi xamir pH<\/li>\n\n\n\n<li>Tekis yoki aylanuvchi ekran<\/li>\n\n\n\n<li>Ekran to'ri \/ gravirovka<\/li>\n\n\n\n<li>Rezina skrabka sozlamalari<\/li>\n\n\n\n<li>To'qima va mashina tezligi<\/li>\n\n\n\n<li>Vaqtni ushlab turish<\/li>\n\n\n\n<li>Joriy uzatish, ta'rif, kirib borish yoki barqarorlik muammosi<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-98c0b287\">Bilan boshlang <a href=\"https:\/\/fsxchemical.com\/uz\/xizmat\/mos-keladigan-namuna\/\">Namuna va moslik<\/a> nazorat qilingan tok-va-nomzod solishtirishi uchun.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-027498cf\">Sharh <a href=\"https:\/\/fsxchemical.com\/uz\/ilovalar\/\">To'qimachilik bosib chiqarish uchun qalinlashtiruvchi qo'llanmalari<\/a> jarayon asosidagi tanlov uchun.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ca922180\">Siz ham mumkin <a href=\"https:\/\/fsxchemical.com\/uz\/xizmat\/request-a-quote\/\">Zavoddan to'g'ridan-to'g'ri narx so'rang<\/a> mos sintetik qalinlashtiruvchi va ishlash reologik oynasi tasdiqlangach yoki <a href=\"https:\/\/fsxchemical.com\/uz\/biz-bilan-boglaning\/\">FSX Chemical bilan bog'laning<\/a> texnik muhokama uchun\ud83d\udce7\u00a0<strong>Elektron pochta<a href=\"https:\/\/fsxchemical.com\/uz\/biz-bilan-boglaning\/\">Service@fsxchemical.com<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b0067274\"><strong>Eng yaxshi sintetik qalinlashtiruvchi eng yuqori statik viskozitetga ega bo'lgani emas. U ekran kesish kuchiga oson bo'ysunadigan, o'tkazilgandan keyin to'g'ri tezlikda tiklanadigan va bosilgan naqshni quritish hamda qotirish tugaguncha barqaror saqlaydigan qalinlashtiruvchidir.<\/strong><\/p>","protected":false},"excerpt":{"rendered":"<p>Synthetic thickener performance in screen printing depends on more than static viscosity. The useful rheology combines low-shear body, shear thinning under the squeegee and controlled recovery after transfer to maintain screenability, penetration and print definition.<\/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":"Synthetic Thickener Rheology for Textile Screen Printing: Shear Thinning, Recovery and Print Definition","_seopress_titles_desc":"Learn how synthetic thickener rheology controls textile screen printing through shear thinning, structural recovery, elasticity, penetration and print definition.","_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":[1528,1379,1381,1126,1506,1536,1288],"class_list":["post-11326","post","type-post","status-publish","format-standard","hentry","category-technical-guides","tag-acrylic-thickener","tag-print-definition","tag-rheology","tag-screen-printing","tag-shear-thinning","tag-structural-recovery","tag-synthetic-thickener"],"acf":[],"_links":{"self":[{"href":"https:\/\/fsxchemical.com\/uz\/wp-json\/wp\/v2\/posts\/11326","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fsxchemical.com\/uz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fsxchemical.com\/uz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fsxchemical.com\/uz\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fsxchemical.com\/uz\/wp-json\/wp\/v2\/comments?post=11326"}],"version-history":[{"count":3,"href":"https:\/\/fsxchemical.com\/uz\/wp-json\/wp\/v2\/posts\/11326\/revisions"}],"predecessor-version":[{"id":11330,"href":"https:\/\/fsxchemical.com\/uz\/wp-json\/wp\/v2\/posts\/11326\/revisions\/11330"}],"wp:attachment":[{"href":"https:\/\/fsxchemical.com\/uz\/wp-json\/wp\/v2\/media?parent=11326"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fsxchemical.com\/uz\/wp-json\/wp\/v2\/categories?post=11326"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fsxchemical.com\/uz\/wp-json\/wp\/v2\/tags?post=11326"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}