Rust-preventive compositions

Metal treatment – Compositions – Heat treating

Patent

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106 1443, C23F 710

Patent

active

042630622

ABSTRACT:
A rust-preventive composition is provided which is useful for protecting metal surfaces. The composition contains as essential ingredients (1) an aryl phosphate ester (2) an oil-soluble calcium sulfonate, and (3) a liquid polyolester.

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Shell Chemical Co., Technical Bulletin SC: 8-76-Tergol 8BH.
Shell Chemical Co., Technical Bulletin SC: 9-78-Tergol 5240.

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