Gold alloys and galvanic bath for the electrolytic deposit there

Details Gold alloys and galvanic bath for the electrolytic deposit there Gold alloys and galvanic bath for the electrolytic deposit there

1986-02-24

1987-08-18

Tung, T.

Chemistry: electrical and wave energy

Processes and products

204 443, C25D 358, C25D 362

Patent

active

046875573

ABSTRACT:
A galvanic bath for the electrolytic deposit of gold-based alloys contains a cyanide complex of gold, a cyanide complex of copper, a cyanide complex of cadmium and a cyanide complex of zinc, and at least one complexing agent and one surface-active agent, as well as, if desired, a depolarizing agent and/or an inorganic or organic brightening agent. This bath functions in the presence or in the absence of free cyanide.

REFERENCES:
patent: 4179344 (1979-12-01), Thomson
patent: 4358351 (1982-11-01), Simon et al.
patent: 4486275 (1984-12-01), Emmenegger

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