REMOVING SUSPENDED MATTER FROM CUTTING FLUIDS AND CUTTING OILS BY ADDITION OF CATIONIC SURFACTANTS

摘要

1359533 Cutting oils and fluids CINCINNATI MILACRON Inc 28 Sept 1971 45106/71 Heading C5F Cutting oils and aqueous cutting fluids have added thereto quaternary ammonium salts of formula where R is the hydrocarbon radical of the polymeric fatty acid R(COOH) n obtained by the polymerization of an unsaturated C 12 -C 26 fatty acid, R 1 is a C 1 -C 6 aliphatic hydrocarbyl group, X is an anion, Y is C 1 -C 8 alkylene, m is 3 or 4, n is 2 or 3 and p is 0, 1 or 2. Compounds specified are where RSP1/SP is the hydrocarbon radical of dimerized linoleic acid. The compositions may also contain alkanolamines, alkali metal nitrite, boric acid and boron oxides.