Polymeric dispersants having alternating polyalkylene and succin

Details Polymeric dispersants having alternating polyalkylene and succin Polymeric dispersants having alternating polyalkylene and succin

1989-09-29

1992-05-12

Willis, Jr., Prince

Compositions

Electrolytes for electrical devices

252 56D, 44351, 44346, 44389, 44393, 526262, 548546, 548547, 549233, 549252, 560190, 560204, 562590, 562596, C10M14910, C10L 122

Patent

active

051125072

ABSTRACT:
Novel copolymers of unsaturated acidic reactants and high molecular weight olefins wherein at least 20 percent of the total high molecular weight olefin comprises the alkylvinylidene isomer are useful as dispersants in lubricating oils and fuels and also may be used to prepare polysuccinimides and other post-treated additives useful in lubricating oils and fuels.

REFERENCES:
patent: 2977334 (1961-03-01), Zopf, Jr. et al.
patent: 3455827 (1969-07-01), Mehmedbasich et al.
patent: 3677725 (1972-07-01), Andress
patent: 3720733 (1973-03-01), Rinkler et al.
patent: 4055581 (1977-10-01), Hopkins et al.
patent: 4359325 (1982-11-01), Dawans et al.
patent: 4416668 (1983-11-01), Thompson
patent: 4526950 (1985-07-01), Grava
patent: 4548725 (1985-10-01), Bridger
patent: 4612132 (1986-09-01), Wollenberg et al.

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