Mineral oils with improved conductivity and cold flowability

Details Mineral oils with improved conductivity and cold flowability Mineral oils with improved conductivity and cold flowability

C - Chemistry, Metallurgy

10

L

C10L 1/14 (2006.01) C10L 1/18 (2006.01)

Patent

CA 2554359

Mineral oil distillates having an aromatics content of less than 21% by weight, a water content of less than 150 ppm and a conductivity of at least 50 pS/m, and comprising from 0.1 to 200 ppm of at least one alkylphenol-aldehyde resin (constituent I) which includes a structural element of the formula (see formula I) in which R5 is C1-C200-alkyl or C2-C200-alkenyl, O-R6 or O-C(O)-R6, R6 is C1- C200-alkyl or C2-C200-alkenyl and n is from 2 to 100, and from 0.1 to 200 ppm of at least one polar oil-soluble nitrogen compound (constituent II), excluding those mineral oil distillates in which between 0.001 and 10 ppm of an oil-soluble, organic sulfonic acid-ammonium salt are present.

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