... flatting agent 消光剂 hydroxyl terminated polyether 端羟基聚醚 ISO, isocyanate 异氰酸酯 ...
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简要介绍了不饱和端羟基聚醚的封端方法。
The method of blocking unsaturated polyether has been described.
简要介绍了不饱和端羟基聚醚的封端方法。讨论了封端剂用量、反应温度和时间等因素对封端反应的影响问题。
The method of blocking unsaturated polyether has been described. The effects of amounts of blocking agent, temperature and time on the blocking reaction were studied.
其次对双羟基聚醚的端烯丙基化反应进行研究，讨论了反应时间、反应温度、聚醚分子量、烯丙基化试剂的种类和用量对反应的影响。
The terminal allylation reaction was studied which was influenced by reaction time, reaction temperature, category and dosage of allylation reagent and molecular weight of polyether.
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