摘要
简要介绍了高封端率聚醚的封端方法,讨论了催化剂、封端剂用量、反应温度和老化时间等因素对封端反应的影响。
The method of high blocking rate of Alkyl - capped Polyether was described. The efects of amounts of catalyzer, blocking agent, temperature and time on the blocking reaction were studied.
出处
《化工时刊》
CAS
2012年第3期18-20,共3页
Chemical Industry Times
关键词
烷基封端聚醚
一氯甲烷
碱性催化剂
alkyl -capped polyethers methyl chloride alkaline catalyst
