Borated epoxides and lubricants containing same

Claim 2

A product of reaction made by reacting (1) an epoxide of the formula ##STR2## wherein R, R', R 2 and R 3 are hydrogen or hydrocarbyl groups containing from 8 to 30 carbon atoms, at least one of which is hydrocarbyl, with (2) a boron compound selected from boric acid, boric oxide and an alkyl borate of the formula (RO).sub.x B(OH).sub.y wherein x is 1 to 3, y is 0 to 2, their sum being 3, and R is an alkyl group having 1 to 6 carbon atoms, the reaction being carried out at from about 80° C. to about 260° C. using a molar ratio of epoxide to boron compound of from about 0.2 to 1 to about 4 to 1, respectively.

Claim 3

The product of claim 1 wherein the hydrocarbyl group is an alkyl, aryl, cycloalkyl or cycloalkenyl.

Claim 4

The product of claim 1 wherein the epoxide is 1,2-epoxydecane, 1,2-epoxydodecane, 1,2-epoxytetradecane, 1,2-epoxypentadecane, 1,2-epoxyhexadecane, 1,2-epoxyheptadecane, 1,2-epoxyoctadecane, 1,2-epoxyeicosane and mixtures thereof.

Claim 5

The product of claim 1 wherein the epoxide is reacted with boric acid.

Claim 6

The product of claim 1 wherein the epoxide is 1,2-epoxy-mixed C 15 -C 18 alkanes and the boron compound is boric acid.

Claim 7

The product of claim 1 wherein the epoxide is 1,2-epoxytetradecane and the boron compound is boric acid.

Claim 8

The product of claim 1 wherein the epoxide is 1,2-epoxyhexadecane and the boron compound is boric acid.

Claim 9

A lubricant composition comprising a major amount of an oil of lubricating viscosity or a grease therefrom and an anti-friction amount of a product of reaction made by reacting (1) an epoxide of the formula ##STR3## wherein R, R', R 2 and R 3 are hydrogen or hydrocarbyl groups containing from 8 to 30 carbon atoms, at least one of which is hydrocarbyl, with (2) a boron compound selected from boric acid, boric oxide and an alkyl borate of the formula ps (RO).sub.x B(OH).sub.y wherein x is 1 to 3, y is 0 to 2, their sum being 3, and R is an alkyl group having 1 to 6 carbon atoms, the reaction being carried out at from about 80° C. to about 260° C. using a molar ratio of epoxide to boron compound of from about 0.2 to 1 to about 4 to 1, respectively.

Claim 10

A lubricant composition comprising a major amount of an oil of lubricating viscosity or a grease therefrom and an anti-friction amount of a product of reaction made by reacting (1) an epoxide of the formula ##STR3## wherein R, R', R 2 and R 3 are hydrogen or hydrocarbyl groups containing from 8 to 30 carbon atoms, at least one of which is hydrocarbyl, with (2) a boron compound selected from boric acid, boric oxide and an alkyl borate of the formula ps (RO).sub.x B(OH).sub.y wherein x is 1 to 3, y is 0 to 2, their sum being 3, and R is an alkyl group having 1 to 6 carbon atoms, the reaction being carried out at from about 80° C. to about 260° C. using a molar ratio of epoxide to boron compound of from about 0.2 to 1 to about 4 to 1, respectively.

Claim 11

The composition of claim 8 wherein in the product of hydrocarbyl group is an alkyl, aryl, cycloalkyl or cycloalkenyl group.

Claim 12

The composition of claim 8 wherein in the product the epoxide is 1,2-epoxydecane, 1,2-epoxydodecane, 1,2-epoxytetradecane 1,2-epoxypentadecane, 1,2-epoxyhexadecane, 1,2-epoxyheptadecane, 1,2-epoxyoctadecane, 1,2-epoxyeicosane or mixtures thereof.

Claim 13

The composition of claim 8 wherein the product is made by reacting the epoxide with boric acid.

Claim 14

The composition of claim 8 wherein the product is made by reacting 1,2-epoxy-mixed C 15 -C 18 alkanes with boric acid.

Claim 15

The composition of claim 1 wherein the product is made by reacting 1,2-epoxytetradecane with boric acid.

Claim 16

The composition of claim 8 wherein the product is made by reacting 1,2-epoxyhexadecane with boric acid.

Claim 17

The composition of claims 8, 9, 10, 11, 12, 13 or 14 wherein the oil is (1) a mineral oil, (2) a synthetic oil, (3) mixtures of (1) and (2) or (4) a grease of (1), (2) or (3).

Claim 18

The composition of claim 15 wherein the oil is a mineral oil.

Claim 19

The composition of claim 15 wherein the oil is a synthetic oil.

Claim 20

The composition of claim 8 wherein the lubricant is a grease.

Claim 21

The composition of claim 8 wherein the oil is a mixture of mineral and synthetic oils.