Compositions – Electrolytes for electrical devices
Patent
1989-08-24
1993-08-24
McAvoy, Ellen M.
Compositions
Electrolytes for electrical devices
252 515R, 5253267, 5253317, 525375, C10M14910
Patent
active
052385884
ABSTRACT:
An additive composition comprising a graft and aminoheteroaromatic derivatized copolymer prepared from ethylene and at least one C.sub.3 -C.sub.10 alpha-monoolefin and, optionally, a comprising from about 15 to 80 mole percent of ethylene, from about 20 to 85 mole percent of said C.sub.3 -C.sub.10 alpha-monoolefin and from about 0 to 15 mole percent of said polyene having a number average molecular weight ranging from about 5000 to 500,000 which has been reacted with at least one olefinic carboxylic acid acylating agent to form one or more acylating reaction intermediates characterized by having a carboxylic acid acylating function within their structure and reacting said reaction intermediate with an aminoheteroaromatic compound and a lubricating oil composition containing same are provided.
REFERENCES:
patent: 3884822 (1975-05-01), Gemmill
patent: 4137185 (1979-01-01), Gardiner
patent: 4146489 (1979-03-01), Stambaugh
patent: 4234435 (1980-11-01), Meinhardt et al.
patent: 4320019 (1982-03-01), Hayashi
patent: 4382007 (1983-05-01), Chafetz
patent: 4735736 (1988-04-01), Chung
Dadura James G.
Kaufman Benjamin J.
Nalesnik Theodore E.
Burns Robert B.
McAvoy Ellen M.
O'Loughlin James J.
Texaco Inc.
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