MULTIFUNCTIONAL LUBRICATION COMPOSITION ADDITIVE Russian patent published in 2003 - IPC

FIELD: lubricants. SUBSTANCE: as multifunctional additive ensuring wearless operation of friction unit, adhesion properties, and capability of increasing efficiency with increase in its concentration, substances are employed selected from group including hydroxamates or their mixtures, diacylhydroxamates or their mixtures, β-diketonates or their mixtures, β- ketoetherates or their mixtures, β-diketonates and β-ketoetherates substituted on intercarbonyl carbon atom, hydroxamate-etherates of 3-d, 4-d, and 4-f metals or their fluorinated analogs. EFFECT: extended operating load range and increased resource of lubrication composition. 4 dwg, 8 tbl, 5 ex _