Additives for lubricating oils, their process of preparation and

Details Additives for lubricating oils, their process of preparation and Additives for lubricating oils, their process of preparation and

1988-06-20

1989-05-30

Howard, Jacqueline V.

Compositions

Electrolytes for electrical devices

252 336, 252 35, 252 39, 252515A, 25240021, C10M10522

Patent

active

048348929

ABSTRACT:
The present invention relates to additives for lubricating oils having an antirust and antiwear effect, their process of preparation and the lubricating compositions containing the said additives, these additives consisting in a microdispersion in the oil of the metallic salts of amino-acids, wherein the dicarboxylic amino-acids and their derivatives are advantageously used and wherein the salts are generally formed with metals from Groups I and II of the Periodic Classification of Elements.

REFERENCES:
patent: Re26433 (1968-08-01), Le Suer
patent: 2264999 (1941-12-01), Mueselman
patent: 2330524 (1943-09-01), Shields
patent: 2382818 (1945-08-01), Rhodes et al.
patent: 2697656 (1951-12-01), Stayner et al.
patent: 3945931 (1976-03-01), Bussi et al.
patent: 4320015 (1982-03-01), Vaughan
patent: 4375418 (1983-03-01), Zoleski et al.
patent: 4386001 (1983-05-01), Zoleski et al.
patent: 4534873 (1985-08-01), Clark
patent: 4592851 (1986-06-01), Stadtmiller

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