Method and bath for electrodepositing a violet-colored gold-copp

Chemistry: electrical and wave energy – Processes and products

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C25D 362

Patent

active

045170606

ABSTRACT:
An aqueous bath is disclosed for the galvanic deposition of uniformly rose to violet colored gold alloys and containing an alkali- or ammonium-dicyanoaurate-I, alkali copper cyanide, alkali cyanide and a bismuth compound which is a water-soluble complex compound of bismuth. Also disclosed is a method for the galvanic deposition of the alloys and employing the particular bath.

REFERENCES:
patent: 4199416 (1980-04-01), Middleton et al.

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