Lubricant additive composition suitable for lubricating, preventing deposit formation, or clean-up of two-stroke engines

摘要

A lubricant composition with a total nitrogen content of 0.1 to 0.25 percent by weight suitable for lubricating a two-stroke engine comprising an oil of lubricating viscosity, a synthetic ester, at least one condensation product of a fatty acid having 12 to 24 carbon atoms with a polyamine, and a Mannich dispersant.