LUBRICATING OIL COMPOSITION

摘要

A lubricating oil composition excellent in wear resistance and friction characteristics and prepared by blending a lube base oil with (A) a complex formed by the reaction of a metal salt of a dithiophosphate having a lipophilic group of an average number of carbon atoms of 4 with a primary alkylamine bearing at most eight carbon atoms and (B) at least one compound selected from the group consisting of molybdenum oxysulfide dithiocarbamate, molybdenum oxysulfide organophosphorodithioate, fatty acid ester and organic amide compound.