Zwitterionic quaternary ammonium sulfonates and sulfates and lubricants containing same
AssigneeMobil Oil Corporation
InventorsAndrew G. Horodysky, Joan M. Kaminski
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Abstract
Zwitterionic Quaternary ammonium sulfates, and sulfonates are provided as new compounds and as highly effective additives to lubricants and liquid fuels. They have a variety of desirable effects, among them being their ability to reduce friction in an internal combustion engine, thereby reducing the amount of fuel consumed.
Claims27
A composition of the formula ##STR4## wherein (1) R, R.sup.1 and R.sup.2 are hydrocarbyl groups selected from the group consisting of C.sub.1 to C.sub.30 alkyl groups, C.sub.6 to C.sub.30 alkenyl groups and any mixtures thereof,
- (2) R.sup.3 is a C.sub.2 to C.sub.6 alkylene group or a benzyl group and
- (3) Q is a sulfonate or a sulfate group.
A lubricant composition comprising a major proportion of a lubricating oil or grease therefrom and a friction reducing amount of the formula ##STR11## wherein (1) R, R.sup.1 and R.sup.2 are hydrocarbyl groups selected from the group consisting of C.sub.1 to C.sub.30 alkenyl groups and mixtures thereof,
- (2) R.sup.3 is a C.sub.2 to C.sub.6 alkylene group or a benzyl group and
- (3) Q is a sulfonate or a sulfate group.
Dependencies are inferred from the claim text.