Patent ID: 8288054
Filing Date: 2012-10-16
Classification: C08J,H01M,Y02E

Abstract:
1. A membrane electrode assembly, comprising: an anode; a cathode; a membrane disposed between the anode and the cathode, at least one of the anode, cathode and membrane comprising a material selected from the group consisting of hydrocarbon ionomers, ionomers which are not perfluorinated, and ionomers having an inorganic main chain; and an electrode catalyst disposed in at least one of the anode and the cathode and comprising a metal alloy catalyst, further comprising a protective catalyst layer positioned between the membrane and at least one electrode of the anode and the cathode and comprising a further alloy catalyst, wherein the protective catalyst layer comprises the further metal alloy catalyst in an ionomer material, wherein the layer has a porosity of less than 20%, and wherein the layer is electrically connected to the at least one of the anode and the cathode.