Polyacrylic acid additives for copper electrorefining and electr

Electrolysis: processes – compositions used therein – and methods – Electroforming or composition therefor – Sheet – web – wire – or filament

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205585, C25D 104, C25C 112

Patent

active

057334293

ABSTRACT:
Polyacrylic acids are used in electrowinning and electrorefining baths as additives for grain refinement, dendrite reduction, and for reducing impurities in the electroplate.

REFERENCES:
patent: 4181582 (1980-01-01), Dahms
patent: 4857159 (1989-08-01), Davis et al.
patent: 5242571 (1993-09-01), Sein et al.

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