Invention Grant
US07754370B2 Fuel cell catalyst material, fuel cell electrode, membrane-electrode assembly, fuel cell, fuel cell catalyst material manufacturing method, and fuel cell electrode manufacturing method
失效
燃料电池催化剂材料，燃料电池电极，膜电极组件，燃料电池，燃料电池催化剂材料的制造方法以及燃料电池用电极的制造方法
- Patent Title: Fuel cell catalyst material, fuel cell electrode, membrane-electrode assembly, fuel cell, fuel cell catalyst material manufacturing method, and fuel cell electrode manufacturing method
- Patent Title (中): 燃料电池催化剂材料，燃料电池电极，膜电极组件，燃料电池，燃料电池催化剂材料的制造方法以及燃料电池用电极的制造方法
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Application No.: US10643974Application Date: 2003-08-20
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Publication No.: US07754370B2Publication Date: 2010-07-13
- Inventor: Wu Mei , Yoshihiko Nakano
- Applicant: Wu Mei , Yoshihiko Nakano
- Applicant Address: JP Tokyo
- Assignee: Kabushiki Kaisha Toshiba
- Current Assignee: Kabushiki Kaisha Toshiba
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2002-241061 20020821
- Main IPC: H01M4/00
- IPC: H01M4/00
Abstract:
This invention provides a fuel cell catalyst material containing catalyst particles having a composition substantially represented by ATxNu (1) wherein A contains Pt or Pt and at least one noble metal element selected from the group consisting of Ru, Pd, Au, and Ag, T contains at least one element selected from the group consisting of Fe, Co, Ni, Sn, Mn, Cr, V, Ti, Mo, Nb, Zr, W, Ta, and Hf, and atomic ratios x and u fall within the ranges 0≦x≦4 and 0.005≦u≦1, respectively.
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