LUBRICANT COMPOSITION FOR ENGINE Russian patent published in 2017 - IPC C10M145/00 C10M145/26 C10M145/32 C10M157/00 C10N30/02 C10N30/04 C10N30/06 C10N40/25 

FIELD: chemistry.

SUBSTANCE: invention relates to lubricant compositions containing base oil, a polymer additive that improves the viscosity index, and polyalkyleneglycol produced by polymerization or copolymerization of alkylene oxides containing 3 to 8 carbon atoms, including butylene oxides, the number of polyalkyleneglycol is from 2 to 15 wt %, based on the total weight of the lubricant composition.

EFFECT: improving the engine cleanliness with reduced consumption of gasoline or diesel.

11 cl, 3 tbl