Lubricating oil compositions

Details Lubricating oil compositions Lubricating oil compositions

C - Chemistry, Metallurgy

08

F

253/100

C08F 8/32 (2006.01) C10M 143/02 (2006.01)

Patent

CA 1160619

Abstract of the Disclosure Lubricating oil dispersant VI improvers are made by grafting maleic anhydride to an ethylene/.alpha.-olefin-non-conjugated diene terpolymer in a hydrogen-treated mineral oil solvent using a free radical and then reacting the grafted intermediate with an amine containing only one primary amine group, 1-6 amino nitrogen atoms and 12-33 carbon atoms.

387542

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