Polycarboxylic acid ester drawing and ironing lubricant emulsions and concentrates

摘要

A concentrate of the type useful for preparing an oil-in-water emulsion lubricant used in the drawing and ironing of ferrous and non-ferrous metals comprising: -Ingredient % by Weight -A carboxylic acid ester from the 60-90 -group consisting of: -(a) Dibasic acid having at least 70% - by weight of its carboxylic acid - groups esterified with a C4-C30 - mohydric alcohol -(b) A C8-C22 mono carboxylic acid - ester of a polyhydric alcohol. -Water-in-oil emulsifying agent, .5-30 -Polyglycol co-emulsifier 2-4 -Phosphate corrosion inhibitor 0.5-2 -Copper corrosion inhibitor 0.2-1 -Thickener 0-10 - the improvement which comprises said composition having an Iodine number not greater than 5.