초록

Ethoxylated amines and their borated derivatives are effective friction modifying additives when incorporated into various hydrocarbyl lubricants. In general the borated derivatives possess superior friction modifying capability.

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1. A lubricant composition comprising a major proportion of an oil of lubricating viscosity or grease prepared therefrom and a minor friction reducing proportion of a borated adduct of a compound having the following generalized structure: ##STR## where R is a hydrocarbyl group containing from 10 to

1. A lubricant composition comprising a major proportion of an oil of lubricating viscosity or grease prepared therefrom and a minor friction reducing proportion of a borated adduct of a compound having the following generalized structure: ##STR## where R is a hydrocarbyl group containing from 10 to 30 carbon atoms, R is selected from the group consisting of alkyl, alkenyl, alkaryl, where x is an integer from 1 to 10; where y is an integer from 1 to 10, and the sum of x and y is at least 2, and where x and y may be the same or different. 2. The composition of claim 1 wherein the additive compound is borated bis(2-hydroxyethyl) oleylamine. 3. The composition of claim 1 wherein the additive compound is borated bis(2-hydroxyethyl) cocamine. 4. The composition of claim 1 wherein the additive compound is borated bis(2-hydroxyethyl) soyamine. 5. The composition of claim 1 wherein the additive compound is borated bis(2-hydroxyethyl) octadecylamine. 6. The composition of claim 1 having from 0.1 to 10 wt. % of the additive compound. 7. The composition of claim 6 having from 0.25 to 4 wt. % of the additive compound. 8. The composition of claim 1 wherein the oil of lubricating viscosity is a mineral or synthetic oil. 9. The composition of claim 8 wherein said oil is a mineral oil. 10. The composition of claim 8 wherein said oil is a synthetic oil. 11. The composition of claim 1 wherein said lubricant composition is a grease or other solid lubricant. 12. A method for reducing fuel consumption in an internal combustion engine by treating the moving surfaces thereof with a composition comprising a major amount of an oil of lubricating viscosity containing a minor friction reducing or fuel reducing amount of an additive compound as described in claim 1.