Wet-chemically producing catalyst coating on an electrically conductive carrier for electrodes for chloralkali- or hydrochloric acid electrolysis, comprises producing a coating solution or a coating dispersion comprising a precursor compound of a noble met...

Gas diffusion electrode comprises at least a carrier, which is electrically conductive, and a porous coating on an electrochemically active catalyst and a hydrophobic material. The electrode has a gas containing the oxygen and a side facing the alkaline el...