UV grav\u00fcr m\u00fcrekkepleri<\/p>\n
Grav\u00fcr bask\u0131 \u00e7ok iyi bir bask\u0131 y\u00f6ntemidir, grav\u00fcr bask\u0131 zengin ve net katmanlar, kal\u0131n m\u00fcrekkep tabakas\u0131, tek tip m\u00fcrekkep rengi, y\u00fcksek doygunluk, parlak ve canl\u0131 renkler, orijinal efekti ger\u00e7ekten yeniden \u00fcretebilir. Ancak geleneksel grav\u00fcr bask\u0131 teknolojisi m\u00fcrekkep kat\u0131 i\u00e7eri\u011fi d\u00fc\u015f\u00fckt\u00fcr, solvent buharla\u015fmas\u0131 b\u00fcy\u00fckt\u00fcr, b\u00f6ylece bas\u0131l\u0131 nokta dolu de\u011fildir, nokta azaltma etkisi ofset bask\u0131 kadar iyi de\u011fildir; ayn\u0131 zamanda \u00e7\u00f6z\u00fcc\u00fclerin buharla\u015fmas\u0131 nedeniyle, m\u00fcrekkep konsantrasyonu de\u011fi\u015fir ve bas\u0131l\u0131 maddenin renginin tutarl\u0131l\u0131\u011f\u0131n\u0131 etkiler. UV bask\u0131 kullan\u0131ld\u0131ktan sonra bu sorunlar tamamen \u00e7\u00f6z\u00fclm\u00fc\u015ft\u00fcr ve nokta azaltma etkisi ofset bask\u0131dan daha y\u00fcksektir.<\/p>\n
M\u00fcrekkepten kaynaklanan u\u00e7ucu organik bile\u015fik (VOC) emisyonlar\u0131 hava kirlili\u011fine neden olur, grav\u00fcr bask\u0131 en ciddi olan\u0131d\u0131r. \u015eu anda d\u00fcnya bask\u0131 end\u00fcstrisi taraf\u0131ndan rahats\u0131z edilen konu, grav\u00fcr bask\u0131 organik u\u00e7ucu organik bile\u015fik (VOC) emisyonlar\u0131 sorununun nas\u0131l tamamen \u00e7\u00f6z\u00fclece\u011fidir.<\/p>\n
D\u00fcnyan\u0131n d\u00f6rt bir yan\u0131ndaki \u00fclkeler su bazl\u0131 grav\u00fcr bask\u0131 m\u00fcrekkebi geli\u015ftiriyor ve kullan\u0131yor, su bazl\u0131 grav\u00fcr bask\u0131 m\u00fcrekkebi bask\u0131s\u0131 organik u\u00e7ucu organik bile\u015fik (VOC) emisyonlar\u0131n\u0131 bir dereceye kadar azaltabilir. Bununla birlikte, su bazl\u0131 grav\u00fcr bask\u0131 m\u00fcrekkebinin bask\u0131 etkisi, hiyerar\u015fi duygusunun bask\u0131s\u0131, m\u00fcrekkep tabakas\u0131 kal\u0131nl\u0131\u011f\u0131, m\u00fcrekkep rengi homojenli\u011fi, netlik, doygunluk, renk canl\u0131l\u0131\u011f\u0131 vb. solvent bazl\u0131 m\u00fcrekkep kadar iyi de\u011fildir. Su bazl\u0131 m\u00fcrekkeplerin bask\u0131s\u0131n\u0131n y\u00fcksek s\u0131cakl\u0131k ko\u015fullar\u0131nda kurumas\u0131 gerekti\u011finden, plastik esnek ambalaj bask\u0131s\u0131 gibi g\u0131da, g\u00fcnl\u00fck kimyasal ve farmas\u00f6tik \u00fcr\u00fcnlerde baz\u0131 zorluklar vard\u0131r.<\/p>\n
Tifdruk bask\u0131 ve di\u011fer bask\u0131 y\u00f6ntemleri, korozyon veya grav\u00fcrden sonra bask\u0131 plakas\u0131ndan farkl\u0131d\u0131r, bask\u0131 plakas\u0131n\u0131n y\u00fczeyinin alt\u0131nda farkl\u0131 hacimlerde m\u00fcrekkep delikleri olu\u015fur, bu m\u00fcrekkep delikleri grav\u00fcr bask\u0131 plakas\u0131 grafiklerini olu\u015fturur. Bask\u0131 i\u015fleminde, tifdruk silindiri y\u00fczeyi m\u00fcrekkep tank\u0131na dald\u0131r\u0131l\u0131r, m\u00fcrekkeple dolu m\u00fcrekkep deliklerinin y\u00fczeyi, kaz\u0131y\u0131c\u0131 taraf\u0131ndan fazla m\u00fcrekkep kaz\u0131n\u0131r, sadece m\u00fcrekkeple dolu m\u00fcrekkep deliklerinde, tifdruk silindiri d\u00f6nmeye devam eder, alt tabaka ile m\u00fcrekkeplenmi\u015f tifdruk silindiri ve bask\u0131 silindiri birbiriyle temas halinde, bas\u0131nc\u0131n etkisi alt\u0131nda, alt tabaka adsorban\u0131 nedeniyle alt tabaka ile temas halinde m\u00fcrekkep delikleri, m\u00fcrekkep alt tabakaya aktar\u0131l\u0131r. Grav\u00fcr silindiri d\u00f6nmeye devam ettik\u00e7e, m\u00fcrekkep plakas\u0131 ve alt tabaka ayr\u0131l\u0131r, ard\u0131ndan m\u00fcrekkebin bir k\u0131sm\u0131 alt tabakaya aktar\u0131l\u0131r, m\u00fcrekkebin bir k\u0131sm\u0131 m\u00fcrekkep deli\u011fine geri akar ve bask\u0131 i\u015flemini tamamlar.<\/p>\n
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Bask\u0131 s\u00fcrecinde, grav\u00fcr bask\u0131 i\u015flemi ofset bask\u0131dan daha basittir, ofset m\u00fcrekkep ve su dengesi yoktur ve do\u011frudan bas\u0131l\u0131r, renk \u00fcretimi ve renk tutarl\u0131l\u0131\u011f\u0131 daha iyidir ve hurda oran\u0131 d\u00fc\u015f\u00fckt\u00fcr, alt tabaka at\u0131\u011f\u0131 daha azd\u0131r, \u00f6zellikle bask\u0131 direnci ofset bask\u0131dan \u00e7ok daha y\u00fcksektir, bask\u0131 say\u0131s\u0131 genellikle 500.000'den fazla bask\u0131ya kadar, y\u00fcksek kaliteli t\u00fct\u00fcn ve \u015farap ambalaj\u0131 bask\u0131s\u0131 i\u00e7in \u00e7ok uygundur. Grav\u00fcr bask\u0131n\u0131n en \u00f6nemli \u00f6zelli\u011fi bask\u0131n\u0131n m\u00fcrekkep katman\u0131n\u0131n daha kal\u0131n olmas\u0131d\u0131r, genellikle 9 ~ 20\u03bcm'de, fleksografik bask\u0131n\u0131n m\u00fcrekkep katman\u0131ndan neredeyse iki kat daha kal\u0131nd\u0131r, bask\u0131 g\u00fc\u00e7l\u00fc bir \u00fc\u00e7 boyutluluk hissine sahiptir, net seviyeler, renk ve parlakl\u0131k parlak ve doludur.<\/p>\n
<\/p>\n
When technical buyers or formulators screen photoinitiators, the most useful decision frame is usually cure quality plus application fit: which package cures reliably, keeps appearance acceptable, and still works under the lamp, film thickness, and substrate conditions of the actual process.<\/p>\n
Why are blended photoinitiator packages so common?<\/strong> Should incomplete cure always be solved by adding more initiator?<\/strong> <\/p>\n <\/p>\n Quick answer:<\/strong> For practical formulation work, photoinitiator screening starts with the light source and film build, then checks yellowing, adhesion, and cure completeness under real production conditions.<\/p>\n <\/p>\n <\/p>\n <\/p>","protected":false},"excerpt":{"rendered":" UV gravure inks Gravure printing is a very good printing method, gravure printing rich and clear layers, thick ink layer, uniform ink color, high saturation, bright and vivid color, can<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[185],"tags":[],"class_list":["post-7878","post","type-post","status-publish","format-standard","hentry","category-photoinitiator"],"yoast_head":"\n
Because one product may control yellowing or lamp fit well while another improves cure depth or line-speed performance, so the full package is often stronger than any single grade.<\/p>\n
Not automatically. The real limitation may be the lamp, film thickness, pigment shading, or the rest of the reactive system rather than simple under-dosage.<\/p>\n\u015eimdi Bize Ula\u015f\u0131n!<\/b><\/strong><\/h2>\n
Fiyata ihtiyac\u0131n\u0131z varsa, l\u00fctfen a\u015fa\u011f\u0131daki forma ileti\u015fim bilgilerinizi doldurun, genellikle 24 saat i\u00e7inde sizinle ileti\u015fime ge\u00e7ece\u011fiz. Bana e-posta da g\u00f6nderebilirsiniz info@longchangchemical.com<\/span><\/a>\u00a0\u00c7al\u0131\u015fma saatleri i\u00e7inde (8:30 - 6:00 UTC+8 Pzt.~Sat.) veya h\u0131zl\u0131 yan\u0131t almak i\u00e7in web sitesi canl\u0131 sohbetini kullan\u0131n.<\/b><\/strong><\/h4>\n
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\n Fotoba\u015flat\u0131c\u0131 TPO<\/span><\/a><\/td>\n CAS 75980-60-8<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 TMO<\/span><\/a><\/td>\n CAS 270586-78-2<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 PD-01<\/span><\/a><\/td>\n CAS 579-07-7<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 PBZ<\/span><\/a><\/td>\n CAS 2128-93-0<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 OXE-02<\/span><\/a><\/td>\n CAS 478556-66-0<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 OMBB<\/span><\/a><\/td>\n CAS 606-28-0<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 MPBZ (6012)<\/span><\/a><\/td>\n CAS 86428-83-3<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 MBP<\/span><\/a><\/td>\n CAS 134-84-9<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 MBF<\/span><\/a><\/td>\n CAS 15206-55-0<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 LAP<\/span><\/a><\/td>\n CAS 85073-19-4<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 ITX<\/span><\/a><\/td>\n CAS 5495-84-1<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 EMK<\/span><\/a><\/td>\n CAS 90-93-7<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 EHA<\/span><\/a><\/td>\n CAS 21245-02-3<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 EDB<\/span><\/a><\/td>\n CAS 10287-53-3<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 DETX<\/span><\/a><\/td>\n CAS 82799-44-8<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 CQ \/ Camphorquinone<\/span><\/a><\/td>\n CAS 10373-78-1<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 CBP<\/span><\/a><\/td>\n CAS 134-85-0<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 BP \/ Benzofenon<\/span><\/a><\/td>\n CAS 119-61-9<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 BMS<\/span><\/a><\/td>\n CAS 83846-85-9<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 938<\/span><\/a><\/td>\n CAS 61358-25-6<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 937<\/span><\/a><\/td>\n CAS 71786-70-4<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 819 DW<\/span><\/a><\/td>\n CAS 162881-26-7<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 819<\/span><\/a><\/td>\n CAS 162881-26-7<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 784<\/span><\/a><\/td>\n CAS 125051-32-3<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 754<\/span><\/a><\/td>\n CAS 211510-16-6 442536-99-4<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 6993<\/span><\/a><\/td>\n CAS 71449-78-0<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 6976<\/span><\/a><\/td>\n CAS 71449-78-0 89452-37-9 108-32-7<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 379<\/span><\/a><\/td>\n CAS 119344-86-4<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 369<\/span><\/a><\/td>\n CAS 119313-12-1<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 160<\/a><\/span><\/td>\n CAS 71868-15-0<\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 1206<\/span><\/a><\/td>\n <\/td>\n<\/tr>\n \n Fotoba\u015flat\u0131c\u0131 1173<\/span><\/a><\/td>\n CAS 7473-98-5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n