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    • 3. 发明申请
    • Membrane-Electrode Assembly, Method for Manufacturing the Same, and Fuel Cell
    • 膜电极组件及其制造方法和燃料电池
    • US20080261095A1
    • 2008-10-23
    • US11993303
    • 2006-06-19
    • Masaki YamauchiYoshihiro HoriYasuo TakebeYasuhiro Seki
    • Masaki YamauchiYoshihiro HoriYasuo TakebeYasuhiro Seki
    • H01M8/10H01M6/00
    • H01M8/0263H01M8/0258H01M8/0267H01M8/1007H01M8/241H01M8/2483Y02P70/56Y10T29/49108
    • A membrane-electrode assembly (1) of the present invention comprises: a quadrate polymer electrolyte membrane (2); a pair of catalyst layers provided to sandwich the polymer electrolyte membrane except for a peripheral portion of the polymer electrolyte membrane; and a pair of gas diffusion layers (3) provided respectively on the pair of the catalyst layers, the membrane-electrode assembly (1) being incorporated into a fuel cell by being sandwiched between a pair of separators on each of which a reaction gas passage (A) or (C) is concavely formed in a gas diffusion layer contacting region of an inner surface thereof, the gas diffusion layer contacting region being a region contacting the gas diffusion layer, wherein: each of the reaction gas passages (A) and (C) in the gas diffusion layer contacting region is formed to have a serpentine shape which extends from upstream to downstream in a direction from a first side (2a) of the polymer electrolyte membrane 1 to a third side (2c) facing the first side along a second side (2b) adjacent to the first side while turning in directions along the first side; reinforced portions (4) for reinforcing the polymer electrolyte membrane are formed at a portion corresponding to the second side and a portion corresponding to a fourth side (2d) facing the second side in the peripheral portion of the polymer electrolyte membrane 2; and the reinforced portion (4) is not formed at a portion corresponding to at least the third side (2c) in the peripheral portion of the polymer electrolyte membrane (2).
    • 本发明的膜 - 电极组件(1)包括:正方形聚合物电解质膜(2); 一对催化剂层,设置成夹持聚合物电解质膜,除了聚合物电解质膜的周边部分; 以及一对分别设置在所述一对催化剂层上的气体扩散层(3),所述膜 - 电极组件(1)通过夹在一对隔板之间而被并入燃料电池,所述隔板中的每一个都具有反应气体通道 (A)或(C)在其内表面的气体扩散层接触区域中凹入地形成,气体扩散层接触区域是与气体扩散层接触的区域,其中:反应气体通道(A)和 气体扩散层接触区域中的(C)形成为具有蛇形形状,从在从高分子电解质膜1的第一侧(2a)到第三面(2c)的方向从上游到下游延伸, 第一侧沿着沿着第一侧的方向转动而沿着与第一侧相邻的第二侧(2b); 在与第二侧对应的部分和与高分子电解质膜2的周边部的面向第二面的第四面(2d)相对应的部分形成用于加强聚合物电解质膜的增强部分(4) 并且所述加强部(4)不形成在与所述高分子电解质膜(2)的周边部的至少第三面(2c)对应的部分。
    • 4. 发明授权
    • Membrane-membrane reinforcing membrane assembly, membrane-catalyst layer assembly, membrane-electrode assembly, and polymer electrolyte fuel cell
    • 膜 - 膜增强膜组件,膜 - 催化剂层组件,膜 - 电极组件和聚合物电解质燃料电池
    • US08192893B2
    • 2012-06-05
    • US12447855
    • 2007-11-06
    • Atsushi NogiTakeou OkanishiYoichiro TsujiAoi MutaHaruhiko ShintaniYasuo Takebe
    • Atsushi NogiTakeou OkanishiYoichiro TsujiAoi MutaHaruhiko ShintaniYasuo Takebe
    • H01M8/10
    • H01M8/1004H01M8/0271H01M8/0273H01M8/0289H01M8/1062H01M2300/0082
    • A membrane-membrane reinforcing member assembly includes: a polymer electrolyte membrane (1) having a substantially square shape; a pair of membrane-like first membrane reinforcing members (10a) disposed on one main surface of the polymer electrolyte membrane (1) so as to extend along a pair of opposed sides, respectively, of four sides of said one main surface; and a pair of membrane-like second membrane reinforcing members (10b) disposed on another main surface of the polymer electrolyte membrane (1) so as to extend along a pair of opposed sides, respectively, of four sides of said another main surface, wherein: portions of the polymer electrolyte membrane (1) at which portions the first membrane reinforcing members (10a, 10a) and the second membrane reinforcing members (10b, 10b) are disposed are concave; and the first membrane reinforcing members (10a, 10a) and the second membrane reinforcing members (10b, 10b) are disposed such that main surfaces thereof are exposed, and the first membrane reinforcing members (10a, 10a) and the second membrane reinforcing members (10b, 10b) surround a peripheral portion of the polymer electrolyte membrane (1) as a whole.
    • 膜 - 膜增强部件组件包括:具有大致正方形形状的聚合物电解质膜(1) 一对膜状第一膜增强部件(10a),其设置在所述高分子电解质膜(1)的一个主面上,分别沿所述一个主面的四个侧面的一对相对侧延伸; 以及分别设置在高分子电解质膜(1)的另一个主面的一对膜状的第二膜增强部件(10b),其分别沿着另一个主面的四个侧面的一对相对侧延伸,其中, :高分子电解质膜(1)的设置有第一膜增强部件(10a,10a)和第二膜增强部件(10b,10b)的部分为凹部, 并且第一膜增强部件(10a,10a)和第二膜增强部件(10b,10b)被布置成使得其主表面露出,并且第一膜增强部件(10a,10a)和第二膜增强部件 10b,10b)整体围绕聚合物电解质膜(1)的周边部分。
    • 5. 发明申请
    • MEMBRANE-MEMBRANE REINFORCING MEMBRANE ASSEMBLY, MEMBRANE-CATALYST LAYER ASSEMBLY, MEMBRANE-ELECTRODE ASSEMBLY, AND POLYMER ELECTROLYTE FUEL CELL
    • 膜 - 膜增强膜组件,膜 - 催化层组件,膜电极组件和聚合物电解质燃料电池
    • US20100068588A1
    • 2010-03-18
    • US12447855
    • 2007-11-06
    • Atsushi NogiTakeou OkanishiYoichiro TsujiAoi MutaHaruhiko ShintaniYasuo Takebe
    • Atsushi NogiTakeou OkanishiYoichiro TsujiAoi MutaHaruhiko ShintaniYasuo Takebe
    • H01M8/10H01M4/00
    • H01M8/1004H01M8/0271H01M8/0273H01M8/0289H01M8/1062H01M2300/0082
    • A membrane-membrane reinforcing member assembly includes: a polymer electrolyte membrane (1) having a substantially square shape; a pair of membrane-like first membrane reinforcing members (10a) disposed on one main surface of the polymer electrolyte membrane (1) so as to extend along a pair of opposed sides, respectively, of four sides of said one main surface; and a pair of membrane-like second membrane reinforcing members (10b) disposed on another main surface of the polymer electrolyte membrane (1) so as to extend along a pair of opposed sides, respectively, of four sides of said another main surface, wherein: portions of the polymer electrolyte membrane (1) at which portions the first membrane reinforcing members (10a, 10a) and the second membrane reinforcing members (10b, 10b) are disposed are concave; and the first membrane reinforcing members (10a, 10a) and the second membrane reinforcing members (10b, 10b) are disposed such that main surfaces thereof are exposed, and the first membrane reinforcing members (10a, 10a) and the second membrane reinforcing members (10b, 10b) surround a peripheral portion of the polymer electrolyte membrane (1) as a whole.
    • 膜 - 膜增强部件组件包括:具有大致正方形形状的聚合物电解质膜(1) 一对膜状第一膜增强部件(10a),其设置在所述高分子电解质膜(1)的一个主面上,分别沿所述一个主面的四个侧面的一对相对侧延伸; 以及分别设置在高分子电解质膜(1)的另一个主面的一对膜状的第二膜增强部件(10b),其分别沿着另一个主面的四个侧面的一对相对侧延伸,其中, :高分子电解质膜(1)的设置有第一膜增强部件(10a,10a)和第二膜增强部件(10b,10b)的部分为凹部, 并且第一膜增强部件(10a,10a)和第二膜增强部件(10b,10b)被布置成使得其主表面露出,并且第一膜增强部件(10a,10a)和第二膜增强部件 10b,10b)整体围绕聚合物电解质膜(1)的周边部分。