Compounds useful as detergent additives for lubricants and...

Details Compounds useful as detergent additives for lubricants and... Compounds useful as detergent additives for lubricants and...

C - Chemistry, Metallurgy

07

C

253/117, 260/486

C07C 69/34 (2006.01) C10M 129/76 (2006.01) C10M 129/95 (2006.01) C10M 159/20 (2006.01)

Patent

CA 1292241

ABSTRACT OF THE DISCLOSURE: The alkali metal and alkaline-earth-metal salts are disclosed of a monoester of a bicarboxy acid having the formula: Image wherein R is alkyl, R1 is either hydrogen or alkyl, R2 is alkyl and A is a single bond or alkylene, said alkyl containing each respectively from 1 to 30 carbon atoms, and said "alkylene" meaning an alkylene radical containing from 1 to 30 carbon atoms with the proviso that: a) the sum of carbon atoms contained in R, A, R1 and R2 radicals is equal to, or greater than 15; and b) when A is a single bond, the sum of carbon atoms contained in R1 and R2 is less than 50; and the corresponding hyperbasic derivatives, useful as detergent additives for lubricants. Also the lubricating compositions containing such additives are disclosed.

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