Hydrocarbon compositions containing polyolefin graft polymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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Details

525164, 525256, 525281, 525293, 5253317, 525349, C08F25504, C08F25506

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active

049526375

ABSTRACT:
Fuel oils and lubricants of improved properties contain ethylene-propylene copolymers bearing units derived from N-vinyl pyrrolidone and phenothiazine.

REFERENCES:
patent: 4282132 (1981-08-01), Bendar et al.
patent: 4340689 (1982-07-01), Joffrion
patent: 4731393 (1988-03-01), Karrer et al.
patent: 4739014 (1988-04-01), Parks et al.
patent: 4780228 (1988-10-01), Gardiner et al.

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