An anode for oxygen evolution, a relevant substrate, a method for the preparation of the substrate and an electroplating cell comprising the anode

摘要

The present invention is a surface having a profile typical of a localized erosion in the crystal grain boundary with low average roughness relates to an anode for gas generation in electrochemical applications comprising a titanium or other valve metal substrate characterized . In addition, the present invention has a production method of the anode substrate of the invention comprises carrying out a controlled etching in a sulfuric acid solution is described in .