{"id":5733,"date":"2022-11-14T13:59:17","date_gmt":"2022-11-14T13:59:17","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=5733"},"modified":"2026-04-28T10:42:10","modified_gmt":"2026-04-28T10:42:10","slug":"solution-for-slow-curing-of-cationic-photoinitiators","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/tr\/solution-for-slow-curing-of-cationic-photoinitiators\/","title":{"rendered":"Katyonik fotoba\u015flat\u0131c\u0131lar\u0131n yava\u015f k\u00fcrlenmesi i\u00e7in \u00e7\u00f6z\u00fcm nedir?"},"content":{"rendered":"

Katyonik fotoba\u015flat\u0131c\u0131lar\u0131n yava\u015f k\u00fcrlenmesi i\u00e7in \u00e7\u00f6z\u00fcm nedir?<\/strong><\/h1>\n

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H\u0131zl\u0131 cevap:<\/strong> \u00c7o\u011fu UV sisteminde, foto ba\u015f la t\u0131c \u0131 lar dalga boyu uyumu, tam k\u00fcrlenme, renk kontrol\u00fc ve hat h\u0131z\u0131 aras\u0131ndaki denge ile se\u00e7ilir. Al\u0131c\u0131lar genellikle tek bir izole \u00fcr\u00fcn yerine harmanlanm\u0131\u015f bir paketi kar\u015f\u0131la\u015ft\u0131r\u0131r.<\/p>\n

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Katyonik \u0131\u015f\u0131kla k\u00fcrleme sistemleri, d\u00fc\u015f\u00fck hacim b\u00fcz\u00fclmesi, oksijen engellemesi olmamas\u0131, aktif merkezin uzun \u00f6m\u00fcrl\u00fc olmas\u0131 ve k\u00fcrlenmeyi geciktirme ve alt tabakalara g\u00fc\u00e7l\u00fc yap\u0131\u015fma gibi avantajlara sahiptir. Katyonik fotoba\u015flat\u0131c\u0131, katyonik \u0131\u015f\u0131kla k\u00fcrleme sisteminin \u00f6nemli bir \u00fcyesidir, ancak absorpsiyon spektrumu \u00e7o\u011funlukla 300 nm'nin alt\u0131ndad\u0131r ve yayg\u0131n olarak kullan\u0131lan UV \u0131\u015f\u0131k kayna\u011f\u0131 emisyon band\u0131 e\u015fle\u015fmez. Bu da d\u00fc\u015f\u00fck ba\u015flatma oran\u0131 ve ba\u015flatma verimlili\u011fi sorununa neden olmaktad\u0131r. Son zamanlarda, m\u00fc\u015fterilerimizden katyonik \u0131\u015f\u0131kla k\u00fcrleme sistemlerinin yava\u015f verimlili\u011fi hakk\u0131nda \u00e7ok say\u0131da geri bildirim ald\u0131k.<\/p>\n

Katyonik fotoba\u015flat\u0131c\u0131lar\u0131n \u00e7o\u011fu k\u0131sa dalga UV'de, yakla\u015f\u0131k 300 nm'ye kadar emilim g\u00f6sterir, bu nedenle genel olarak pigment i\u00e7eren ortamlarda etkili de\u011fildirler. Bununla birlikte, mevcut \u0131\u015f\u0131k enerjisinin bir k\u0131sm\u0131, uzun dalga UV'yi emebilen malzemelerin hassasla\u015ft\u0131r\u0131lmas\u0131 yoluyla daha iyi uygulanabilir. Serbest radikal sistemlerinin hassasla\u015ft\u0131r\u0131lmas\u0131 esas olarak enerji transferi ile sa\u011flan\u0131r, ancak katyonik fotoba\u015flat\u0131c\u0131lar \u00e7ok y\u00fcksek tekli ve \u00fc\u00e7l\u00fc durum enerjilerine sahiptir, bu nedenle enerji transferi m\u00fcmk\u00fcn de\u011fildir. Hassasla\u015ft\u0131rma yaln\u0131zca \u015fekilde g\u00f6sterildi\u011fi gibi elektron transferi yoluyla ger\u00e7ekle\u015febilir ve bu da hassasla\u015ft\u0131r\u0131c\u0131 ile katyon aras\u0131ndaki ba\u011f\u0131l redoks potansiyeline dayan\u0131r. Radikal sistemde katalitik bir role sahip olan hassasla\u015ft\u0131r\u0131c\u0131n\u0131n aksine, katyonik sistemdeki hassasla\u015ft\u0131r\u0131c\u0131 reaksiyona dahil olur ve arilatlar olu\u015fturur.<\/p>\n

UV Fotoba\u015flat\u0131c\u0131<\/span><\/a> Ayn\u0131 seri \u00fcr\u00fcnler<\/strong><\/h2>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Fotoba\u015flat\u0131c\u0131 TPO<\/span><\/a><\/td>\nCAS 75980-60-8<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 TMO<\/span><\/a><\/td>\nCAS 270586-78-2<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 PD-01<\/span><\/a><\/td>\nCAS 579-07-7<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 PBZ<\/span><\/a><\/td>\nCAS 2128-93-0<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 OXE-02<\/span><\/a><\/td>\nCAS 478556-66-0<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 OMBB<\/span><\/a><\/td>\nCAS 606-28-0<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 MPBZ (6012)<\/span><\/a><\/td>\nCAS 86428-83-3<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 MBP<\/span><\/a><\/td>\nCAS 134-84-9<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 MBF<\/span><\/a><\/td>\nCAS 15206-55-0<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 LAP<\/span><\/a><\/td>\nCAS 85073-19-4<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 ITX<\/span><\/a><\/td>\nCAS 5495-84-1<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 EMK<\/span><\/a><\/td>\nCAS 90-93-7<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 EHA<\/span><\/a><\/td>\nCAS 21245-02-3<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 EDB<\/span><\/a><\/td>\nCAS 10287-53-3<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 DETX<\/span><\/a><\/td>\nCAS 82799-44-8<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 CQ \/ Camphorquinone<\/span><\/a><\/td>\nCAS 10373-78-1<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 CBP<\/span><\/a><\/td>\nCAS 134-85-0<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 BP \/ Benzofenon<\/span><\/a><\/td>\nCAS 119-61-9<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 BMS<\/span><\/a><\/td>\nCAS 83846-85-9<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 938<\/span><\/a><\/td>\nCAS 61358-25-6<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 937<\/span><\/a><\/td>\nCAS 71786-70-4<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 819 DW<\/span><\/a><\/td>\nCAS 162881-26-7<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 819<\/span><\/a><\/td>\nCAS 162881-26-7<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 784<\/span><\/a><\/td>\nCAS 125051-32-3<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 754<\/span><\/a><\/td>\nCAS 211510-16-6 442536-99-4<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 6993<\/span><\/a><\/td>\nCAS 71449-78-0<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 6976<\/span><\/a><\/td>\nCAS 71449-78-0 89452-37-9 108-32-7<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 379<\/span><\/a><\/td>\nCAS 119344-86-4<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 369<\/span><\/a><\/td>\nCAS 119313-12-1<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 160<\/a><\/span><\/td>\nCAS 71868-15-0<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 1206<\/span><\/a><\/td>\n<\/td>\n<\/tr>\n
Fotoba\u015flat\u0131c\u0131 1173<\/span><\/a><\/td>\nCAS 7473-98-5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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Foto ba\u015flat\u0131c\u0131 ile ilgili projeler i\u00e7in pratik bir se\u00e7im rotas\u0131<\/h2>\n

Teknik al\u0131c\u0131lar veya form\u00fclat\u00f6rler foto ba\u015flatanlar\u0131 incelerken, en kullan\u0131\u015fl\u0131 karar \u00e7er\u00e7evesi genellikle k\u00fcr kalitesi art\u0131 uygulama uygunlu\u011fudur: hangi paket g\u00fcvenilir bir \u015fekilde k\u00fcrlenir, g\u00f6r\u00fcn\u00fcm\u00fc kabul edilebilir tutar ve yine de ger\u00e7ek s\u00fcrecin lamba, film kal\u0131nl\u0131\u011f\u0131 ve alt tabaka ko\u015fullar\u0131 alt\u0131nda \u00e7al\u0131\u015f\u0131r.<\/p>\n