Dispersant-viscosity index improver product

Details Dispersant-viscosity index improver product Dispersant-viscosity index improver product

C - Chemistry, Metallurgy

08

F

253/100, 400/203

C08F 287/00 (2006.01) C08C 19/44 (2006.01) C10M 149/02 (2006.01) C10M 149/06 (2006.01) C10M 149/10 (2006.01) C10M 151/02 (2006.01)

Patent

CA 1205590

A B S T R A C T Lubricating oil additives having both dispersant and viscosi- ty index-improving properties comprise a poly(polyalkenyl aro- matic)nucleus, at least three hydrogenated conjugated diene homopolymer or copolymer arms linked to the nucleus, and at least one polymerized nitrogen containing polar compound arm linked to the nucleus.

417246

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