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Synthesis and Properties of UV Curable Isocyanate Modified Epoxy Acrylate
Pages: 25-29
Year: Issue:  10
Journal: Paint & Coatings Industry

Abstract: 合成了可紫外光(UV)固化的异氰酸酯改性的环氧丙烯酸酯树脂,利用元素分析、傅里叶变换红外光谱、核磁共振氢谱对树脂结构进行了表征;研究了异氰酸酯种类及用量对反应过程及产物性能的影响,表明TDI/80体系所得产物具有较好的综合性能,固化膜具有较好的柔韧性,其用量以n(-NCO)∶n(-OH)比值在0.25为宜.对树脂及其涂膜性能测试表明,所得改性树脂60 ℃时黏度为4 500 mPa·s,柔韧性大幅度...
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