| abstract |
The invention concerns a lubricating oil containing less nthan 3 wt.% of a mixture of (1) a lubricating oil pour ndepressant and (2) a polyoxyalkylene ester, ether, ester/ether nor mixture thereof containing one or more C₁₀ to C₃₀ alkyl ngroups and polyoxyalkylene glycol group of molecular nweight 100 to 5000, the alkylene group of said polyoxyalnkylene glycol containing from 1 to 4 carbon atoms. The pour ndepressant can for example be a vinyl acetate copolymer, a npolyalkylacrylate, a polyalkylmethacrylate or an esterified nolefin/maleic anhydride copolymer. |