摘要
介绍一种用溶剂抽提法对Ｔ６１１等ＯＣＰ型粘度指数改进剂中乙丙共聚物含量的测定方法，结果表明该方法操作简便。
A solvent extraction method for determinating ethylene/propylene copolymer content in OCP type viscosity index improver was introduced. The analytical results indicated that the method was simple, convenient, rapid and accurate.
出处
《石油炼制与化工》
CAS
CSCD
北大核心
1998年第5期57-59,共3页
Petroleum Processing and Petrochemicals
关键词
润滑油
OCP型
乙丙共聚物
粘度指数改进剂
ethylene/propylene copolymer, viscosity index improver, solvent extraction
