Solid particles-containing lubricating oil composition and metho

Details Solid particles-containing lubricating oil composition and metho Solid particles-containing lubricating oil composition and metho

1976-12-20

1978-06-13

Gantz, Delbert E.

Compositions

Electrolytes for electrical devices

252 25, 252 515A, C10M 110, C10M 302, C10M 502, C10M 704

Patent

active

040947998

ABSTRACT:
An improved lubricating oil composition comprising a major amount of oil of lubricating viscosity; a minor amount by weight of solid particles effective to improve the lubricating properties of the composition; and a minor amount by weight of at least one of certain co-polymers derived from the polymerization of (1) an N-vinyl-pyrrolidone, and (2) an oil-soluble acrylic ester.
An improved method for lubricating an internal combustion engine is also disclosed.

REFERENCES:
patent: 3502581 (1970-03-01), Cyba
patent: 3506574 (1970-04-01), Stambaugh et al.
patent: 3595789 (1971-07-01), Coshburn
patent: 3842009 (1974-10-01), Barry et al.

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