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硅阳离子催化剂通过对单体的原位硅氢化反应催化甲基丙烯酸酯活性聚合

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Indexed by:会议论文

Date of Publication:2015-10-17

Page Number:57-57

Key Words:丙烯酸酯;活性聚合;硅氢化

Abstract:  硅阳离子可以原位催化Et3SiH与甲基丙烯酸甲酯(MMA)进行硅氢化反应,形成乙烯酮缩二甲硅醇(Silyl Ketene Acetal,SKA),进而引发MMA活性聚合。通过四组实验证实了使用R3SiH(Et3SiH or Me2PhSiH)作为引发剂,[Et3Si][B(C6F5)4]作为催化剂能实现MMA活性聚合。

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