After-passivation of phosphated metal surfaces

Details After-passivation of phosphated metal surfaces After-passivation of phosphated metal surfaces

1984-12-14

1986-07-15

Silverberg, Sam

Metal treatment

Compositions

Heat treating

148 614R, C23C 2283

Patent

active

046004475

ABSTRACT:
A composition for the after-passivation of phosphated metal surfaces and a method for its use, the composition containing at least one water soluble salt of tetravalent titanium or divalent manganese, cobalt, nickel or copper.

REFERENCES:
patent: 3695942 (1972-10-01), Binns
patent: 3852123 (1974-12-01), Goltz
patent: 3895970 (1975-07-01), Blum et al.
patent: 3957543 (1976-06-01), Shinomiya et al.
Die Phosphatierung von Metallen, E. Leuze Verlag, Saulgau, Germany (1974) W. Rausch.

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