VISCOSITY IMPROVER GRAFTED WITH UNSATURATED ACYLATING AGENT AND A POLYAROMATIC HYDROCARBON专利检索-....带稠环专利检索查询-专利查询网

VISCOSITY IMPROVER GRAFTED WITH UNSATURATED ACYLATING AGENT AND A POLYAROMATIC HYDROCARBON
申请号	PCT/US2013071263	申请日	2013-11-21	公开(公告)号	WO2014149086A3	公开(公告)日	2015-07-16
申请人	CHEVRON ORONITE CO;			发明人	MCDOUGALL PATRICK J; PATEL PRITESH A;
摘要	Disclosed is an oil-soluble lubricating oil additive composition, suitable for use as a dispersant viscosity index improver in lubricating oils; prepared by the process which comprises reacting a hydrocarbon polymer having a number average molecular weight (Mn) between about 7,000 and about 500,000 wherein the polymer backbone has been functionalized with an ethylenically unsaturated acylating agent and a hydroxyl-linked polycyclic fused ring component.
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