Patent ID: 9719045
Date: 2017-08-01
CPC Classifications: C10M,C10N,F16C

Claim:
1. A grease composition, comprising; a base oil that comprises as an essential component an alkyldiphenyl ether oil; a thickener consisting of a diurea compound represented by formula (1): as an anti-flaking additive an organic sulfonate rust inhibitor and a load carrying additive; and an antioxidant, wherein the organic sulfonate rust inhibitor is at least one selected from the group consisting of zinc sulfonate and calcium sulfonate, and is contained in an amount of 0.1 to 10% by mass, the load carrying additive is at least one selected from the group consisting of zinc dialkyldithiocarbamates and zinc dialkyldithiophosphates, and is contained in an amount of 0.1 to 10% by mass, the antioxidant is at least one selected from the group consisting of an amine type antioxidant and a phenol type antioxidant, and is contained in an amount of 0.5 to 6% by mass, and all mass percentages are based on the total mass of the crease composition.