Patent ID: 6855452
Filing Date: 2005-02-15
Classification: H01M,Y02E

Abstract:
1. An electrode structure comprising a first catalytic component and a second catalytic component, wherein: (a) said first catalytic component comprises one or more electrocatalyst(s) comprising a formula Pt—Y, wherein Y is Mo, W or an oxide of Mo or W; and (b) said second catalytic component comprises one or more electrocatalyst(s) comprising a formula Pt—M, where M is a metal alloyed with the platinum and is one or more metals selected from the group consisting of Ru, Rh, Ti, Cr, Mn, Fe, Co, Ni, Cu, Ga, Zr, Hf and Sn; and wherein the first and second catalytic components are formulated into two separate layers that are functionally linked and are in ionic contact with each other.