Lubricant additive for use in internal combustion engines powered by alcohol or fuel containing alcohol,Process for inhibiting corrosion and excessive wear of the engine and to produce a lubricating oil for internal combustion engine and lubricating composition

摘要

A lubricant additive for use in internal combustion engines burning alcohol or alcohol-containing fuels comprises a major amount of an organic amine selected from aromatic primary or secondary amines, aliphatic primary or secondary amines, cycloaliphatic primary amines, and mixtures thereof, and a minor amount of a phosphoric or phosphonic acid ester. A preferred composition comprises about 68.75 wt. % to 75.0 wt. % of said amine, and about 25.0 to 31.25 wt. % of said ester.