CUTTING LIQUID Russian patent published in 1998 - IPC

FIELD: mechanical engineering, more particularly formulation of cutting compositions useful for lubrication of friction units and cooling of internal combustion engines. SUBSTANCE: the claimed cutting comprises water, aromatized oil. Sodium sulfonate, alkali metal naphthenate and further ethylene-or diethylene glycol, triethanol amine, sodium hydroxide, polyoxyethylated alkyl phenol and C₁₀-C₁₆. fatty acid polyethylene glycol esters. Liquid withstands emulsion resistance test at temperatures ranging from +20 C to -20 C for 160 hours. EFFECT: improved properties of the cutting liquid.