Aqueous base post pickling and cold rolling fluid

C - Chemistry – Metallurgy – 10 – M

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C10M 173/02 (2006.01)

Patent

CA 1071181

AQUEOUS BASE POST PICKLING A D COLD ROLLING FLUID ABSTRACT OF THE INVENTION An aqueous base lubricant composition particularly use- ful as a post pickle and rolling fluid for steel comprising an aqueous dispersion of (1) a water miscible fluid which is the condensation product of from 1.5 to 2 moles of a dialkanol amine which is either diethanolamine or diisopropanolamine and one mole of a monocarboxylic acid containing 10-20 carbon atoms or glyceride thereof, and (2) an agent for reducing the viscosity of the aqueous composition which is either (a) an alkyl aryl sulfonate, (b) a monoalkyl ether of a lower alkylene glycol, (c) a lower glycol, or (d) a monoalkyl ether of a polyoxyalkylene glycol. The lubricant compositions may contain extreme pressure or anti-friction additives as well as materials which enhance the rust and corrosion protection provided by said compositions.

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