申请人:Kondo Shinya
公开号:US20100323934A1
公开(公告)日:2010-12-23
A grease composition which provides, in the working range of 150° C. to −40° C., an enhanced temperature control performance, a reduced low-temperature rotational torque and an improved boot resistance; and a constant velocity joint wherein the grease composition is filled; are provided. A grease composition for a constant velocity joint comprising the following components (A) to (E):
(A) a base oil containing 10 to 95% by mass of an ester synthetic oil produced from an aliphatic alcohol and an aromatic carboxylic acid and 90 to 5% by mass of a synthetic hydrocarbon oil;
(B) a thickener;
(C) molybdenum disulfide;
(D) molybdenum dialkyldithiocarbamate e; and
(E) zinc dithiophosphate.