LUBRICATING OIL COMPOSITION AND LUBRICATING OIL FOR FLUID DYNAMIC BEARING AS WELL AS FLUID DYNAMIC BEARING AND METHOD FOR LUBRICATING FLUID DYNAMIC BEARING USING THE SAME
申请人:Morishima Yoshiyuki
公开号:US20090318316A1
公开(公告)日:2009-12-24
This invention relates to a lubricating oil composition being excellent in oxidation stability and low-temperature flowability, and more particularly to a lubricating oil composition characterized by using as a base oil a diester obtained from a straight-chain dihydric alcohol having a carbon number of 6 to 12 and having a hydroxyl group at both terminal carbon atoms respectively and a branched-chain saturated monovalent fatty acid having a carbon number of 6 to 12.