Nitrogen-containing terpolymer-based compositions useful as mult

Details Nitrogen-containing terpolymer-based compositions useful as mult Nitrogen-containing terpolymer-based compositions useful as mult

1981-08-21

1982-11-02

Demers, Arthur P.

Compositions

Electrolytes for electrical devices

C10M 132

Patent

active

043572502

ABSTRACT:
Compositions useful as dispersants and viscosity modifiers in lubricants are produced by (I) preparing an ene reaction intermediate from an olefinic carboxylic acid or derivative thereof (preferably maleic anhydride) and a terpolymer of ethylene, a C.sub.3-8 .alpha.-monoolefin and a non-conjugated diene or triene, and (II) reacting said ene reaction intermediate with a monoamine-polyamine mixture.

REFERENCES:
patent: 3219666 (1965-11-01), Norman
patent: 3341542 (1967-09-01), Lesuer et al.
patent: 3432479 (1969-03-01), Verdol et al.
patent: 4169063 (1979-09-01), Kiovsky
patent: 4171273 (1979-10-01), Waldbillig et al.
patent: 4234435 (1980-11-01), Meinhardt et al.
patent: 4235731 (1980-11-01), Kiovsky

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