Modified terpolymer dispersant - VI improver

Details Modified terpolymer dispersant - VI improver Modified terpolymer dispersant - VI improver

1976-10-18

1980-11-25

Metz, Andrew

Compositions

Electrolytes for electrical devices

2603265F, 2603265FM, 525285, 525379, 525381, C10M 132

Patent

active

042357314

ABSTRACT:
Lubricating oil additives having both dispersant and viscosity-index improving properties are prepared by reacting terpolymers of ethylene, a C.sub.3 to C.sub.8 alpha-olefin, and a non-conjugated diene with maleic anhydride and certain polyamines.

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patent: 3941808 (1976-03-01), Pratt
patent: 4169063 (1979-09-01), Kiovsky

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