Conductive polymer coatings for anodes in aqueous electrowinning

Author: Alfantazi A.   Moskalyk R.  

Publisher: Springer Publishing Company

ISSN: 1543-1851

Source: JOM, Vol.55, Iss.7, 2003-07, pp. : 49-55

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Abstract

This article discusses the potential application of electrically conductive polymers as protective coatings for permanent lead anodes employed in aqueous electrowinning processes. Also presented are results from a preliminary study of the performance of two intrinsically conductive polymers (polyaniline and poly 3,4,5-trifluorophenylthiophene [TFPT]) under mild copper electrowinning conditions as conductive and protective coatings on anodic surfaces. The laboratory results indicated that using lead alloy anodes coated with TFPT merits continued research.