Lubricating oil composition

C - Chemistry – Metallurgy – 08 – F

Patent

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253/28, 260/388.

C08F 8/32 (2006.01) C07C 309/67 (2006.01) C07D 295/26 (2006.01)

Patent

CA 1072111

ABSTRACT OF THE DISCLOSURE Oil-soluble, nitrogen-containing compositions, useful as lubricating oil additives, are provided. These compositions are pre- pared by reacting: (a) an aryl ester of a hydrocarbyethylsulfonic acid; or (b) a hydrocarbylsulfonyl chloride with a nitrogen-containing compound containing at least one amine hydrogen, i.e., -NH function. Also provided are processes for preparing these compositions and lub- ricating oil additive concentrates and lubricating oil compositions con- taining these compositions.

253359

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