VISCOSITY IMPROVER GRAFTED WITH UNSATURATED ACYLATING AGENT AND A POLYAROMATIC HYDROCARBON
申请人:Chevron Oronite Company LLC
公开号:EP2970811A2
公开(公告)日:2016-01-20
US20140274842A1
申请人:——
公开号:US20140274842A1
公开(公告)日:2014-09-18
US9234153B2
申请人:——
公开号:US9234153B2
公开(公告)日:2016-01-12
[EN] VISCOSITY IMPROVER GRAFTED WITH UNSATURATED ACYLATING AGENT AND A POLYAROMATIC HYDROCARBON<br/>[FR] AGENT AMÉLIORANT LA VISCOSITÉ, GREFFÉ AVEC UN AGENT D'ACYLATION INSATURÉ ET UN HYDROCARBURE POLYAROMATIQUE
申请人:CHEVRON ORONITE CO
公开号:WO2014149086A2
公开(公告)日:2014-09-25
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.