Patent ID: 9719042
Date: 2017-08-01
CPC Classifications: C10M,C10N,F41A

Claim:
1. A lubricant composition comprising: 0.01 to 1 weight percent tungsten disulfide comprising tungsten disulfide particles having a diameter of 4 to 80 nm; a borate ester, wherein the borate ester comprises a reaction product of a fatty oil, a C2 to C10 dialkanolamine, and boric acid, and a borate ester selected from trimethyl borate, triethyl borate, tri-n-propyl borate, tri-n-butyl borate, triisopropyl borate, tri-t-amyl borate, triphenyl borate, trimethoxy boroxine, tri-2-cyclohexylcyclohexyl borate, a trialkanolamine borate, manittol borate, glycerol borate, or a combination thereof; an anti-scuff agent comprising a metal dithiophosphate, a metal dithiocarbamate, a metal dialkyldithiophosphate, a metal dialkyldithiocarbamate, or a combination thereof; an organic tungsten composition; a polyalphaolefin; and a base oil.