范文编号:CL080 范文字数:11018,页数:26 摘 要:紫外光固化涂料具有无挥发性化合物排放、环境友好、施工流动性好、固化时间短、涂层附着力和耐磨性优异、耐候性好等特点,特别是近年来,光固化技术的不断发展和进步和人们节能环保意识的增强,光固化涂料得到迅速发展。本文以异佛尔酮二异氰酸酯和丙烯酸羟乙酯为原料,经反应先制得改性丙烯酸羟异佛尔酮二异氰酸酯,而后分别与低分子量聚醚及氨基有机硅烷反应制得聚醚低聚体和硅烷改性低聚体,以此预聚体为主原料,再和双酚A型丙烯酸环氧酯、光敏剂等复合制得一种新型涂料。该涂料用于玻璃涂覆固化后涂膜硬度≥H,附着力0级, 耐磨性RCA 175g≥300次,涂膜外观平整光滑,柔韧性1mm,光泽度≥90,综合性能优良。 关键词:光固化涂料;聚氨酯;丙烯酸酯;有机硅烷 Abstract: Uv curable coating has no volatile compounds and environment friendly, good fluidity, curing time is short, the coating adhesion and abrasion resistance, good weather,Especially in recent years, uv-curable technology unceasing development and progress and saving energy and environmental protection consciousness of people, uv-curable paint is rapidly developing.Based on different Buddha's ketone diisocyanate and hydroxyl ethyl methacrylate for raw materials, The first reaction modified acrylate (Buddha's vision, ketone diisocyanate, Then respectively with low molecular weight polyether and amino organic silane reaction and low polyether modified low silane polymer, were primarily, and bisphenol A type of acrylic epoxy ester, photosensitizer, A kind of new-style composite coating.This coating for glass cured paint film coating hardness acuity H, Adhesion 0 level,175g RCA experiment.it resistance 300 times, Film smooth appearance, 1mm flexibility, Gloss experiment.it 90. Excellent performance. Keywords:Light-cured coating; polyurethane; performance; acrylic ester; 目 录 紫外光固化涂料合成工艺研究相关范文 |
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