Patent ID: 8530396
Filing Date: 2013-09-10
Classification: C10M,C10N,F16C,F16D

Abstract:
1. A grease composition for a constant velocity joint, said composition comprising a base oil, a thickening agent and additives, wherein: said thickening agent consists of (a) a diurea thickening agent which is a reaction product of diphenylmethane-4,4′-diisocyanate with octylamine and octadecylamine, said base oil consists of (b) a trimellitic acid-trialkyl ester oil and, (c) a mineral oil and/or a polyalphaolefin oil, and said additives comprise the following components (d) to (g): (d) a molybdenum dialkyldithiocarbamate of the following formula: (e) molybdenum disulfide, (f) a polytetrafluoroethylene, and (g) a zinc dithiophosphate compound,