Disclosed herein are a platinum alloy catalyst comprising an electroconductive support and platinum-nickel-cobalt alloy particles having an ordered structure supported on the electroconductive support, and a process of preparing the catalyst. The catalyst possesses higher activity and longer durability because of its ordered structure. <IMAGE>
申请公布号
DE69326373(T2)
申请公布日期
1999.12.30
申请号
DE1993626373T
申请日期
1993.03.16
申请人
TANAKA KIKINZOKU KOGYO K.K., TOKIO/TOKYO;STONEHART ASSOCIATES INC., MADISON