MOTOR OIL ADDITIVE WITH DETERGENT AND DISPERSING PROPERTIES

摘要

FIELD: lube oil additives. SUBSTANCE: additive functioning as cleaning agent for internal combustion engine systems contains, wt %: fluorinated polyester with molecular weight at least 500 - 0.01-0.05, polymethylsiloxane 0.01- 0.05, dicarboxylic acid ester 3.0-6.0, phenol- or amine-type ash-free antioxidant 0.4-1.5, the rest being polyalkylaromatic compounds, in particular C10-C14-alkylbenzenes and/or C10-C14-alkyltoluenes. EFFECT: enhanced detergent and dispersing effect toward lacquer and coal depositions without unfriendly effects on sealing materials. 10 cl, 1 dwg, 2 tbl, 5 ex