Patent ID: 8227387
Filing Date: 2012-07-24
Classification: C10M,C10N

Abstract:
1. A metalworking oil composition comprising: a lubricating base oil having % C at least one lubricity improver selected from esters of a monohydric alcohol and a monobasic acid, esters of a polyhydric alcohol and a polybasic acid, mixed esters of a mixture of a monohydric alcohol and a polyhydric alcohol, and a polybasic acid, mixed esters of a polyhydric alcohol and a mixture of a monobasic acid and a polybasic acid, mixed ester of a mixture of a monohydric alcohol and a polyhydric alcohol, and a monobasic acid and a polybasic acid, carboxylic acids, phosphoric acid esters, acidic phosphoric acid esters, amine salts of acidic phosphoric acid esters, chlorinated phosphoric acid esters, sulfurized oils and fats, sulfurized fatty acids, sulfurized esters, dihydrocarbyl (poly)sulfides, thiadiazole compounds, thioterpene compounds, dialkyl-thiodipropionate compounds and sulfurized mineral oils.