FUEL CELL ELECTRODE CATALYST COMPRISING BINARY PLATINUM ALLOY AND FUEL CELL USING THE SAME
申请公布号:WO2007119634(A1)
申请号:WO2007JP57356
申请日期:2007.03.27
申请公布日期:2007.10.25
发明人:KAWAMURA, TETSUO;TAKAHASHI, HIROAKI;ENOMOTO, SUSUMU;TERADA, TOMOAKI;NAGATA, TAKAHIRO
分类号:H01M4/86;B01J23/42;H01M4/88;H01M4/92
主分类号:H01M4/86
摘要:An object of the present invention is to provide a fuel cell electrode catalyst which offers an improved durability while inhibiting the degradation of an initial catalytic activity to exhibit a stably high catalytic activity over a long period. The present invention provides a fuell cell electrode catalyst having an alloy carried by carbon, the alloy consisting of platinum and a platinum-family metal other tha platinum, characterized in that a composition ratio of platinum to platinum-family metal other than platinum to carbon is 1:(0.03 to 1.5):(0.46 to 2.2) (wt ratio).
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