Patent ID: 6194357
Filing Date: 2001-02-27
Classification: C10M,C10N

Abstract:
A waterborne lubricant useful for the cold plastic working of metals, said waterborne lubricant comprising a homogeneous mixture of water and:(A) a water-soluble inorganic salt;(B) a solid lubricant;(C) a homogeneously emulsified component of at least one substance selected from the group consisting of mineral oils, animal oils, plant oils, fats, and synthetic oils; and(D) a surfactant, in which the solid lubricant to water-soluble inorganic salt weight ratio {""(B)/(A)""} is within the range of 0.05:1 to 2:1 and the oily component to (water-soluble inorganic salt+solid lubricant) weight ratio {""""C)/(A)+(B)""""} is within the range of 0.05:1 to 1:1.