N,N光稳定剂
N,N光稳定剂

本文通过以甲酸和乙酸酐制取甲乙酐,然后对N,N’-二(2,2,6,6-四甲基-4-哌啶基)-1,6-己二胺进行甲酰化,制得受阻胺类光稳定剂UV-90(N,N'-二(2,2,6,6-四甲基-4-哌啶)-N,N'-二甲酰基己二胺)。考察了溶剂用量、反应时间、反应温度和物料配比等对反应的影响,确定了最佳反应条件,产品收率稳定在96%。
Last Updated: 2018-11-14
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