Rust transforming composition

Details Rust transforming composition Rust transforming composition

1976-11-23

1978-04-25

Padgett, Benjamin R.

Compositions

Compositions containing a single chemical reactant or plural...

Organic reactant

106 1413, 148 635, 252389R, 427399, C23F 700

Patent

active

040861821

ABSTRACT:
A surface film of oxide on iron or steel is converted to a corrosion-resistant film by treatment with a composition comprising an aqueous dispersion or emulsion of a synthetic binding agent and a complexing agent for the iron which is a polymeric esterification product of an aromatic oxycarboxylic acid containing phenolic groups and a substance selected from the group consisting of acid anhydrides and substituted acid anhydrides. Advantageously the composition further comprises a solution of a synthetic plastics material.

REFERENCES:
patent: 3537915 (1970-11-01), Becker
patent: 3954512 (1976-05-01), Kanter
patent: 3983305 (1976-09-01), Peters et al.
patent: 4019926 (1977-04-01), Lloyd et al.

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