Process for phosphating metal surfaces and especially iron surfa

Details Process for phosphating metal surfaces and especially iron surfa Process for phosphating metal surfaces and especially iron surfa

1986-02-24

1987-11-24

Morris, Theodore

Compositions: coating or plastic

Coating or plastic compositions

Corrosion inhibiting coating composition

106 1415, 148 615R, 427331, 427421, 427433, C04B 902

Patent

active

047087447

ABSTRACT:
A phosphate conversion coating aqueous solution and method for its use, which solution contains zinc ions and phosphate ions, and an oxidation accelerator composition comprising (a) a bromate compound and (b) a nitroaromatic.

REFERENCES:
patent: 2743204 (1956-04-01), Russel
patent: 2884351 (1959-02-01), Cavanagh et al.
patent: 4292096 (1981-09-01), Murakami et al.
patent: 4389260 (1983-06-01), Hauffe et al.
patent: 4419199 (1983-12-01), Hauffe et al.
patent: 4498935 (1985-02-01), Kent et al.
Dr. Werner Rausch, "Die Phosphatierung von Metallen", Leuze Verlag (pub), 1974, p. 102, Aug. 1974.
00084, 23 Jun. 1986, European Patent Office Search Report.

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