Multifunctional viscosity index modifier additives derived...

Details Multifunctional viscosity index modifier additives derived... Multifunctional viscosity index modifier additives derived...

C - Chemistry, Metallurgy

08

F

253/102, 400/205

C08F 255/00 (2006.01) C08F 8/32 (2006.01) C10L 1/236 (2006.01) C10L 1/24 (2006.01) C10M 133/52 (2006.01) C10M 143/02 (2006.01) C10M 149/00 (2006.01) C10M 149/06 (2006.01) C10M 151/04 (2006.01) C10M 159/12 (2006.01)

Patent

CA 2015061

ABSTRACT OF THE DISCLOSURE An oil soluble composition of matter useful as a multifunctional viscosity improver additive for oleaginous composition comprising adduct of: (A) high molecular weight ethylene copolymer substituted carboxylic acid material comprising reaction product of (i) ethylene copolymer having a number average molecular weight of at least about 15,000, and (ii) mono- unsaturated carboxylic acid material; and (B) at least one polyamine containing one primary amino group and at least one, preferably from 1 to about 6, secondary amino group.

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