摘要
介绍了聚亚烷基二醇(PAG)的主要特性和在润滑油中的应用情况。对PAG的发展历史、制备方法及其反应机理研究现状进行了简要总结。重点介绍了目前制备PAG的几种聚合方法,包括阳离子聚合、阴离子聚合、配位聚合,并对每种聚合方法的机理、特点及催化剂的研究现状进行了总结。
Polyalkylene glycol(PAG) and its applications in lubricants are introduced.The historical background,preparation methods and polymerization mechanism of PAG are summarized.Thereinto,preparation methods of PAG are mainly discussed,including cationic initiation of polymerization,anionic initiation of polymerization,and coordinate-initiated polymerization.And then the mechanism and characteristics of each polymerization method and research status of catalysts are summarized.
出处
《润滑油》
CAS
2012年第2期35-42,共8页
Lubricating Oil
关键词
聚亚烷基二醇
润滑
阳离子聚合
阴离子聚合
配位聚合
polyalkylene glycol
lubrication
cationic initiation of polymerization
anionic initiation of polymerization
coordinate-initiated polymerization