催化剂对HTPB-IPDI黏合剂体系的固化催化作用研究
Modern Chemical Industry（2011）
Abstract
为了降低黏合剂端羟基聚丁二烯( HTPB)和固化剂异佛尔酮二异氰酸酯(IPDI)的固化反应温度,提高生产效率,缩短固化时间,研究了二月桂酸二丁基锡(T-12)、乙酰丙酮铁(Fe(AA)3)和三苯基铋(TPB)3类催化剂对HTPB -IPDI黏合剂体系固化催化作用的影响.实验结果表明,加入TPB质量分数为0.05％时,其适用期可以达到6h,TPB是HTPB -IPDI黏合剂体系比较理想的固化催化剂.
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Key words
Catalyst,Hydroxyl-terminated polybutadiene (HTPB),Isophorone diisocyanate (IPDI)
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