Rust removal process

Details Rust removal process Rust removal process

1982-03-31

1984-01-03

Childs, Sadie L.

Cleaning and liquid contact with solids

Processes

Including forming a solidified or hardened coating for cleaning

134 3, 252 82, 427444, B08B 700

Patent

active

044240791

ABSTRACT:
Rust is removed from metal surfaces by applying a coating of an aqueous solution of vinylpyrrolidone/maleic acid copolymer. The rust becomes incorporated into the coating during drying and the coating detaches itself from the metal surface for easy removal.

REFERENCES:
patent: 3696498 (1972-10-01), Leontaritis et al.
patent: 3922394 (1975-11-01), Lozier
patent: 4200671 (1980-04-01), Krajewski et al.
patent: 4325744 (1982-04-01), Panayappan et al.
patent: 4351673 (1982-09-01), Lawson

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