摘要 |
<p>The invention relates to a cathode for electrolytic processes with evolution of hydrogen comprising a metal substrate with a noble metal-based activation layer and two protective layers, one interposed between the activation layer and the substrate and one external, containing an electroless-depositable alloy of a metal comprising one of nickel, cobalt and iron with a non-metal selected from phosphorus and boron, with the optional addition of a transition element selected between tungsten and rhenium.</p> |