ADDITIVE "F19" AND LUBRICATING MATERIAL CONTAINING THE LATTER Russian patent published in 2002 - IPC

FIELD: lubricants. SUBSTANCE: anti-wear and antifriction additive contains base oil, 1.7-4.0% of dispersed 0.1-2-mcm particles of polytetrafluoroethylene, 2-5% of fluorine-containing C3-C7-alcohol, 5•10^-5-1•10^-3 % of alcohol- and oil-soluble fluorinated polyester with molecular weight at least 500 g/mole, and 36-40% of C10-C17-alkyltoluenes. Lubricant contains 6-8% of such additive, which improves properties of lubricant operated in friction units of machines and mechanisms, including internal combustion engines of vehicles, transmissions, etc. EFFECT: increased storage stability and enhanced anti-wear and antifriction properties of lubricant. 4 cl, 3 tbl, 3 ex