Friction reducing additives and compositions thereof
AssigneeMobil Oil Corporation
InventorsAndrew G. Horodysky, Joan M. Kaminski
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Abstract
Borated sorbitan esters provide effective friction reducing properties for lubricating fluids when incorporated therein.
Claims18
A lubricant composition comprising a major proportion of an oil of lubricating viscosity or grease prepared therefrom and a minor effective amount of an additive having friction reducing, anticorrosion, and antioxidant properties comprising a borated sorbitan mono-, di- or triester or mixture of such borated sorbitan esters wherein the ester group or groups thereof comprise a hydrocarbyl radical having from about 10 to about 30 carbon atoms.
An unsaturated borated sorbitan mono-, di- or triester, or mixtures thereof, wherein the ester group or groups thereof comprise a hydrocarbyl radical having from 10 to 30 carbon atoms.
Dependencies are inferred from the claim text.