Patent ID: 6153566
Filing Date: 2000-11-28
Classification: C10M,C10N

Abstract:
A metal working liquid comprising in metal working proportions machine oil, an ethylene oxide addition product of ricinoleic acid, chlorinated paraffin, water, and at least one bacteriostatic agent selected from the group consisting of:(a) an amide of the formula: ##STR4## in which R.sub.1 and R.sub.2, identical or different, represent H, a C.sub.1-20 alkyl group or a C.sub.1-20 hydroxy-alkyl group,(b) an amine salt of the formula:H.sub.2 C.dbd.CH--(CH.sub.2).sub.8 --COO.sup.- R.sup.+.sub.3in which R.sub.3 represents a primary or secondary alkyl or an alkanol amine and(c) an alkylene oxide addition compound of the formula: ##STR5## in which X represents H or a menthyl group and n represents an integer of 1 to 50.