BRAKING FLUID Russian patent published in 2001 - IPC

FIELD: braking fluids. SUBSTANCE: braking fluid utilized in hydraulic drives of brakes and clutches of motor cars operated at low temperatures contains, wt. %: polyoxypropylene glycol with average molecular weight 1700-3500, 13-17; butyric acid or C5-C9-fraction fatty acids' diethylene glycol ester or its mixture with diethylene glycol monomethyl ether, 9.5-10.5; benzotriazole, 0.15-0.30; morpholine, 0.45-0.75; diphenilolpropane, 0.40-0.60; and diethylene glycol monoethyl ether, the balance. EFFECT: raised boiling point of fluid, lowered level of volatiles, and extended resource of raw materials. 1 tbl, 4 ex