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    Catalyst for polymer solid electrolyte fuel cell, membrane electrode assembly, and fuel cell
    4.
    发明授权
    Catalyst for polymer solid electrolyte fuel cell, membrane electrode assembly, and fuel cell 有权
    用于聚合物固体电解质燃料电池，膜电极组件和燃料电池的催化剂

    公开(公告)号：US08080347B2

    公开(公告)日：2011-12-20

    申请号：US12049739

    申请日：2008-03-17

    申请人： Wu Mei ,  Taishi Fukazawa ,  Takahiro Sato ,  Itsuko Mizutani ,  Yoshihiko Nakano

    发明人： Wu Mei ,  Taishi Fukazawa ,  Takahiro Sato ,  Itsuko Mizutani ,  Yoshihiko Nakano

    IPC分类号： H01M4/02 ,  H01M4/36 ,  H01M4/90 ,  H01M4/94 ,  H01M4/62 ,  B01J21/00

    CPC分类号： H01M8/1004 ,  H01M4/921 ,  H01M4/925

    摘要： There is provided a catalyst for a fuel cell, which simultaneously realizes excellent catalytic activity and catalytic stability. The catalyst for a fuel cell comprises a fine particle of a metal represented by formula: PtxRuySizT1u wherein T1 represents at least one element selected from the group consisting of nickel (Ni), tungsten (W), vanadium (V), and molybdenum (Mo); x=30 to 90 atomic %; y=0 to 50 atomic %; z=0.5 to 20 atomic %; and u=0.5 to 40 atomic %, or comprises a fine particle of a metal represented by formula: PtxRuySizT2u wherein T2 represents at least one element selected from the group consisting of hafnium (Hf), tin (Sn), zirconium (Zr), niobium (Nb), titanium (Ti), tantalum (Ta), chromium (Cr), and aluminum (Al); x=30 to 90 atomic %; y=0 to 50 atomic %; z=0.5 to 20 atomic %; and u=0.5 to 40 atomic %.

    摘要翻译： 提供了一种用于燃料电池的催化剂，其同时实现优异的催化活性和催化稳定性。 用于燃料电池的催化剂包括由式PtxRuySizT1u表示的金属微粒，其中T1表示选自镍（Ni），钨（W），钒（V）和钼（Mo）中的至少一种元素 ）; x = 30〜90原子％ y = 0〜50原子％ z = 0.5〜20原子％ 并且u = 0.5〜40原子％，或者包含由式PtxRuySizT2u表示的金属微粒，其中，T2表示选自铪（Hf），锡（Sn），锆（Zr）， 铌（Nb），钛（Ti），钽（Ta），铬（Cr）和铝（Al）; x = 30〜90原子％ y = 0〜50原子％ z = 0.5〜20原子％ u = 0.5〜40原子％。

    CATALYST FOR POLYMER SOLID ELECTROLYTE FUEL CELL, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL
    6.
    发明申请
    CATALYST FOR POLYMER SOLID ELECTROLYTE FUEL CELL, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL 有权
    聚合物固体电解质燃料电池，膜电极组件和燃料电池的催化剂

    公开(公告)号：US20080241639A1

    公开(公告)日：2008-10-02

    申请号：US12049739

    申请日：2008-03-17

    申请人： Wu MEI ,  Taishi Fukazawa ,  Takahiro Sato ,  Itsuko Mizutani ,  Yoshihiko Nakano

    发明人： Wu MEI ,  Taishi Fukazawa ,  Takahiro Sato ,  Itsuko Mizutani ,  Yoshihiko Nakano

    IPC分类号： H01M4/92 ,  B01J23/42 ,  B01J23/16 ,  B01J23/20 ,  B01J23/28 ,  B01J23/30 ,  B01J23/56

    CPC分类号： H01M8/1004 ,  H01M4/921 ,  H01M4/925

    摘要： There is provided a catalyst for a fuel cell, which simultaneously realizes excellent catalytic activity and catalytic stability. The catalyst for a fuel cell comprises a fine particle of a metal represented by formula: PtxRuySizT1u wherein T1 represents at least one element selected from the group consisting of nickel (Ni), tungsten (W), vanadium (V), and molybdenum (Mo); x=30 to 90 atomic %; y=0 to 50 atomic %; z=0.5 to 20 atomic %; and u=0.5 to 40 atomic %, or comprises a fine particle of a metal represented by formula: PtxRuySizT2u wherein T2 represents at least one element selected from the group consisting of hafnium (Hf), tin (Sn), zirconium (Zr), niobium (Nb), titanium (Ti), tantalum (Ta), chromium (Cr), and aluminum (Al); x=30 to 90 atomic %; y=0 to 50 atomic %; z=0.5 to 20 atomic %; and u=0.5 to 40 atomic %.

    摘要翻译： 提供了一种用于燃料电池的催化剂，其同时实现优异的催化活性和催化稳定性。 用于燃料电池的催化剂包括由下式表示的金属微粒：<？in-line-formula description =“In-line Formulas”end =“lead”？> Pt “in-line-formula description =”In-line Formulas“end =”tail“？>其中，T1表示（x，y，y，y） 选自镍（Ni），钨（W），钒（V）和钼（Mo））中的至少一种元素。 x = 30〜90原子％ y = 0〜50原子％ z = 0.5〜20原子％ 并且u = 0.5〜40原子％，或者包含由式表示的金属的微粒：<？in-line-formula description =“In-line Formulas”end =“lead”？> Pt β-in-line-formula description =“In-line Formulas”end =“tail”？？？？？？ 其中，T2表示选自铪（Hf），锡（Sn），锆（Zr），铌（Nb），钛（Ti），钽（Ta），铬（Cr） 铝（Al）; x = 30〜90原子％ y = 0〜50原子％ z = 0.5〜20原子％ u = 0.5〜40原子％。

    CATALYST, ELECTRODE FOR FUEL ELECTRODE IN FUEL CELL, AND FUEL CELL
    7.
    发明申请
    CATALYST, ELECTRODE FOR FUEL ELECTRODE IN FUEL CELL, AND FUEL CELL 有权
    催化剂，燃料电池用电极和燃料电池

    公开(公告)号：US20070087258A1

    公开(公告)日：2007-04-19

    申请号：US11534804

    申请日：2006-09-25

    申请人： Wu MEI ,  Taishi Fukazawa ,  Takahiro Sato ,  Yoshihiko Nakano

    发明人： Wu MEI ,  Taishi Fukazawa ,  Takahiro Sato ,  Yoshihiko Nakano

    IPC分类号： H01M4/92 ,  B01J23/44

    CPC分类号： H01M4/921 ,  B01J23/626 ,  H01M4/8605 ,  H01M4/926 ,  H01M8/1007

    摘要： Catalysts contain noble metal-containing particles that has a composition except oxygen represented by a formula PtXRuYAZSnS and exhibits a mean particle diameter of from 0.5 nm to 10 nm, both inclusively. A is at least one element selected from a group consisting of Rh, Au, Pd, Ir and Os, and X, Y, Z and S are atomic ratios satisfying relations 30≦X≦70, 30≦Y≦70, 0≦Z≦40, 0.5≦S≦8 and X+Y+Z+S=100.

    摘要翻译： 催化剂含有贵金属的颗粒，其除了由式表示的氧以外的组成PtⅪRu Y A>> Sn <<<<<<<<<<<<<<<<<<<<<<<<<<<<< 并且包括0.5〜10nm的平均粒径。 A是选自Rh，Au，Pd，Ir和Os中的至少一种元素，X，Y，Z和S是满足关系式30 <= X <=70,30≤Y≤70的原子比 ，0 <= Z <= 40，0.5 <= S <= 8，X + Y + Z + S = 100。

    METHOD FOR PRODUCING CATALYST-LAYER-SUPPORTING SUBSTRATE, METHOD FOR PRODUCING MEMBRANE-ELECTRODE ASSEMBLY AND METHOD FOR PRODUCING FUEL CELL
    9.
    发明申请
    METHOD FOR PRODUCING CATALYST-LAYER-SUPPORTING SUBSTRATE, METHOD FOR PRODUCING MEMBRANE-ELECTRODE ASSEMBLY AND METHOD FOR PRODUCING FUEL CELL 有权
    用于制造催化层支撑基板的方法，用于生产膜电极组件的方法和用于生产燃料电池的方法

    公开(公告)号：US20080230171A1

    公开(公告)日：2008-09-25

    申请号：US12051068

    申请日：2008-03-19

    申请人： Wu MEI ,  Taishi Fukazawa ,  Takahiro Sato ,  Yoshihiko Nakano

    发明人： Wu MEI ,  Taishi Fukazawa ,  Takahiro Sato ,  Yoshihiko Nakano

    IPC分类号： H05K3/46

    CPC分类号： H01M4/921 ,  H01M4/881 ,  H01M4/8871 ,  H01M4/8878 ,  H01M4/926 ,  H01M8/1004 ,  H01M2008/1095 ,  Y02P70/56

    摘要： A method for producing a catalyst-layer-supporting substrate includes a lamination step of forming a laminate of metal catalyst layers and mixture layers on a substrate by repeating a first step and a second step plural times alternatively; and an acid treatment step of subjecting the laminate to an acid treatment, wherein the first step is a step of sputtering or depositing the metal catalyst layer that comprises a catalyst, and the second step is a step of sputtering or depositing the mixture layer of carbon and metal, the metal of the mixture layer including at least one element M selected from the group consisting of Sn, Al, Cu and Zn.

    摘要翻译： 一种催化剂层支撑基板的制造方法包括层叠工序，通过重复第一工序和第二工序，在基板上形成金属催化剂层和混合层的层叠体; 以及对该层压体进行酸处理的酸处理工序，其中，第一工序是溅射或沉积包含催化剂的金属催化剂层的工序，第二工序是溅射或沉积碳化物层 和金属，所述混合物层的金属包括从由Sn，Al，Cu和Zn组成的组中选择的至少一种元素M。

    CATALYST, MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL
    10.
    发明申请
    CATALYST, MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL 有权
    催化剂，膜电极组件和燃料电池

    公开(公告)号：US20070254806A1

    公开(公告)日：2007-11-01

    申请号：US11737393

    申请日：2007-04-19

    申请人： Wu Mei ,  Taishi Fukazawa ,  Takahiro Sato ,  Itsuko Mizutani ,  Tsuyoshi Kobayashi ,  Yoshihiko Nakano

    发明人： Wu Mei ,  Taishi Fukazawa ,  Takahiro Sato ,  Itsuko Mizutani ,  Tsuyoshi Kobayashi ,  Yoshihiko Nakano

    IPC分类号： B01J23/40 ,  H01M4/90

    CPC分类号： H01M4/921 ,  B82Y30/00 ,  H01M4/926 ,  H01M8/1004 ,  H01M2008/1095 ,  Y02P70/56

    摘要： A catalyst includes a conductive carrier and catalyst particles. The catalyst particles are supported on the conductive carrier and have a composition represented by formula 1, below. An area of a peak derived from a metal bond of a T-element is 15% or more of an area of a peak derived from an oxygen bond of the T-element in a spectrum obtained by X-ray photoelectron spectroscopic method. PtxRuyTz   (1) where the T-element is at least one element selected from the group consisting of V, Nb and Hf, x is 30 to 60 at. %, y is 20 to 50 at. % and z is 5 to 50 at. %.

    摘要翻译： 催化剂包括导电载体和催化剂颗粒。 催化剂颗粒负载在导电载体上，并具有由下式1表示的组成。 衍生自T元件的金属键的峰的面积是通过X射线光电子分光法获得的光谱中由T元素的氧键衍生的峰的面积的15％以上。 <？in-line-formula description =“In-line Formulas”end =“lead”？？？？？？？？？？？？？？（＆lt;＆lt; 1）<？in-line-formula description =“In-line Formulas”end =“tail”？>其中T元素是从由V，Nb和Hf组成的组中选择的至少一种元素，x为30至 60在。 ％，y为20至50 at。 ％，z为5〜50at。 ％。