Bath for the galvanoplastic deposition of a yellow-gold tinted m

Details Bath for the galvanoplastic deposition of a yellow-gold tinted m Bath for the galvanoplastic deposition of a yellow-gold tinted m

1981-07-16

1982-12-21

Kaplan, G. L.

Chemistry: electrical and wave energy

Processes and products

C25D 358

Patent

active

043648045

ABSTRACT:
A bath for the galvanoplastic deposition of a yellow-gold tinted metallic alloy on a nickel-plated, stainless steel or brass support contains copper, zinc and lead salts, an alkaline metal stannate and cyanide the whole in an alkaline medium and with a wetting agent added. The metallic alloy deposited by galvanoplasticity in such bath is of a yellow-gold tint and constitutes a sub-layer permitting the reduction of the thickness of a gold layer which will be superposed thereon.

REFERENCES:
patent: 2886500 (1959-05-01), Bride
patent: 2989448 (1961-06-01), France
Frederick A. Lowenheim, "Modern Electroplating", pp. 12-13, (1963).

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