Surface treatment for aluminum and aluminum alloys

Details Surface treatment for aluminum and aluminum alloys Surface treatment for aluminum and aluminum alloys

1983-03-16

1983-12-27

O'Keefe, Veronica

Metal treatment

Compositions

Heat treating

148 624, 148 627, C23F 706

Patent

active

044228864

ABSTRACT:
A low pH solution and a method for conversion coating aluminum and aluminum alloy surfaces, as well as the coated surfaces themselves, utilizing zirconium, fluoride and nickel and, optionally, fluorophosphate.

REFERENCES:
patent: 2836526 (1958-05-01), Marosi
patent: 3682713 (1972-08-01), Ries
patent: 3912548 (1975-10-01), Faigen
patent: 3964936 (1976-06-01), Das
patent: 4273592 (1981-06-01), Kelly
patent: 4370177 (1983-01-01), Frelin et al.

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