VISCOUS LUBRICANT Russian patent published in 2000 - IPC

Abstract RU 2160766 C1

FIELD: lubrication materials. SUBSTANCE: invention deals with viscous lubricants based on nonsoapy thickeners and, more precisely, with viscous polyurea lubricants destined for use in friction units of machines and mechanisms operated under heavy-duty conditions in contact with corrosive media. Grease contains petroleum and/or synthetic lube oil and 5 to 25% polyurea thickener represented by product of interaction of octadecylamine, aniline, and polyisocyanate wherein weight portion of isocyanate groups is 35-38%. When necessary, grease can contain antioxidant, antiwear, and antifriction additives. EFFECT: prolonged (2-6- fold) lifetime. 2 cl, 3 tbl

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RU 2 160 766 C1

Authors

Danilov A.M.

Nesterov A.V.

Dates

2000-12-20—Published

2000-03-02—Filed