Metal surface treatments
AssigneeBetz Laboratories, Inc.
InventorEdward A. Rodzewich
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Abstract
A method and composition for reducing and maintaining the coefficient of friction of a metal surface cleaned by an alkaline cleaner, while preventing the formation of foam on said surface, is disclosed. The cleaned metal surface is contacted with a treatment comprising monoethanolamine, an ethoxylated alkyl ether phosphate and a silicate.
Claims8
A method for reducing and maintaining the coefficient of friction of a metal surface cleaned by an alkaline cleaner, while preventing foaming on said metal surface, which comprises contacting the clean metal surface with a treatment comprising monoethanolamine, an ethoxylated alkyl ether phosphate and a silicate, wherein the surface is contacted with the treatment at a temperature of from about 60.degree. to 120.degree. F. and a pH of from about 10-13.
A composition for reducing and maintaining the coefficient of friction of a metal surface cleaned by an alkaline cleaner, while preventing foaming on said metal surface, which comprises monoethanolamine, an ethoxylated alkyl ether phosphate and a silicate in an aqueous medium.
Dependencies are inferred from the claim text.