利用光量热仪(UV-DSC)对单体TMPTA以及不同乙氧基化的TMP-TA单体进行了紫外光固化实验.通过比较空气气氛和氮气气氛下光固化速率增长最快时的时间tamax的差异来评价光固化初期氧阻聚的大小.考察了单体中乙氧基上的α-H的数量以及单体的流动特性对氧阻聚的影响.结果表明,提高单体中乙氧基的数量能减小光固化过程中的氧阻聚,氧阻聚的大小与单体中α-H的数量以及单体的黏度有关.
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