FIELD: electroplating, more particularly electrolytic deposition of copper-tin alloys (yellow bronze). SUBSTANCE: electrolyte comprises, g/l; copper salt (calculated for tin) 19-28; anhydrous potassium pyrophosphate, 300-400; trilon, 20-40; hydroquinone, 1-4. EFFECT: high quality decorative bronze coating and use of cheap, accessible and ecologically pure components.
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Authors
Dates
1999-07-20—Published
1994-01-10—Filed