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    • 3. 发明专利
    • Manufacturing method of membrane-electrode assembly and method of assembling fuel cell
    • 膜电极组件的制造方法和组装燃料电池的方法
    • JP2007141674A
    • 2007-06-07
    • JP2005334554
    • 2005-11-18
    • Nissan Motor Co Ltd日産自動車株式会社
    • MATSUMOTO YASUTSUGU
    • H01M8/02H01M8/10
    • Y02P70/56
    • PROBLEM TO BE SOLVED: To provide a manufacturing method of membrane-electrode assembly of solid polymer fuel cell preventing electrolyte membrane from deformation when transcribing a catalyst layer on the electrolyte membrane. SOLUTION: The manufacturing method of the MEA, forming a lamination body by interposing the electrolyte membrane 3 between the catalyst layer transcription films 1a, 1b on which the catalyst layers 2a, 2b are formed; and transcribing the catalyst layers 2a, 2b on the electrolyte membrane 3 by heating the lamination body; is characterized by infiltrating the electrolyte membrane 3 in advance; and by arranging protection films 5a, 5b having a thickness same as the thickness of the catalyst layer transcription films having the catalyst layer at outer peripheral part of the catalyst layer transcription films 1a, 1b, before or after forming the lamination body. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种在电解质膜上转印催化剂层时固体聚合物燃料电池防止电解质膜变形的膜 - 电极组件的制造方法。 解决方案:MEA的制造方法,通过将电解质膜3插入其上形成有催化剂层2a,2b的催化剂层转印膜1a,1b之间来形成层压体; 并通过加热层叠体来转印电解质膜3上的催化剂层2a,2b; 其特征在于预先渗透电解质膜3; 并且在形成层叠体之前或之后,布置与在催化剂层转印膜1a,1b的外周部具有催化剂层的催化剂层转印膜的厚度相同的保护膜5a,5b。 版权所有(C)2007,JPO&INPIT
    • 5. 发明专利
    • Bipolar type secondary battery
    • 双极型二次电池
    • JP2011023191A
    • 2011-02-03
    • JP2009166746
    • 2009-07-15
    • Nissan Motor Co Ltd日産自動車株式会社
    • MATSUMOTO YASUTSUGU
    • H01M4/70H01M10/04
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To solve such a problem that energy density cannot be improved when seal parts are provided between collectors.
      SOLUTION: This bipolar type secondary battery includes a power generation element having a bipolar type electrode and a separator 17 stacked one on top of another, the bipolar type electrode having a collector 11 including a conductive resin layer, a positive electrode active material layer 13 formed on one face of the collector 11, and a negative electrode active material layer 15 formed on the other face of the collector 11. The collector 11 is partitioned with an insulating member 111.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:为了解决在集电体之间设置密封部时能量密度不能提高的问题。 解决方案:该双极型二次电池包括具有双极型电极和层叠在一起的隔板17的发电元件,双极型电极具有集电体11,该集电体11包括导电树脂层,正极活性物质 层13形成在集电体11的一个面上,负极活性物质层15形成在集电体11的另一面上。集电体11被绝缘部件111分隔。(C)2011, JPO&INPIT
    • 6. 发明专利
    • Membrane-electrode assembly
    • 膜电极组件
    • JP2009238496A
    • 2009-10-15
    • JP2008081363
    • 2008-03-26
    • Nissan Motor Co Ltd日産自動車株式会社
    • ARIHARA KAZUKIOKI SHUNSUKETOYOSHIMA KENICHISUGIMOTO HIROMIMATSUMOTO YASUTSUGUIDONO MASARU
    • H01M4/86H01M8/02H01M8/04H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a membrane-electrode assembly which exhibits an excellent power generation performance even in a high humidification condition.
      SOLUTION: In the membrane-electrode assembly, an anode catalyst layer and a cathode catalyst layer which comprise an electrode catalyst in which a catalyst component is carried on a conductive carrier and a polymer electrolyte are arranged in opposition on both sides of a solid polymer electrolyte membrane, and a pair of gas diffusion layers interpose these. Then, at least part of the anode catalyst layer or the cathode catalyst layer has a prescribed pore structure. Specifically, the pore structure has, in a hole distribution by mercury pressure method, a model hole diameter in a range of the hole diameter 0.01-0.10 μm in a range 0.045-0.060 μm. Then, the ratio of the half width to the peak height of a peak of the model hole diameter is 0.045 μm/(cm
      3 g
      -1 ) or less.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:即使在高加湿条件下也提供具有优异的发电性能的膜 - 电极组件。 解决方案:在膜 - 电极组件中,包括催化剂组分承载在导电载体上的电极催化剂和聚合物电解质的阳极催化剂层和阴极催化剂层相对于 固体聚合物电解质膜和一对气体扩散层插入这些。 然后,阳极催化剂层或阴极催化剂层的至少一部分具有规定的孔结构。 具体而言,孔结构在通过汞压法的孔分布中,在0.045-0.060μm的范围内的孔直径为0.01-0.10μm的模型孔直径。 然后,模型孔直径的峰值的半值宽度与峰高的比率为0.045μm/(cm·SP> 3 -1 )以下。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2005149844A
    • 2005-06-09
    • JP2003383962
    • 2003-11-13
    • Nissan Motor Co Ltd日産自動車株式会社
    • MATSUMOTO YASUTSUGU
    • H01M8/24H01M8/02
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To solve problems wherein a large elastic member such as a spring absorbing the contraction and expansion is required because of the large amount of contraction and expansion in the stacking direction of a stack in a fuel cell having wide using range. SOLUTION: A coolant layer 13 interposed between the fuel cell stacks is formed with material having elasticity in the stacking direction of the stacks and conductivity. When a load producing by elasticity in a stack fastening state is represented by F1 and a load producing in the stacking direction by supply pressure of coolant is represented by F2, the fastening force and the coolant supply pressure are set so as to be F1 COPYRIGHT: (C)2005,JPO&NCIPI
    • 解决的问题为了解决由于使用广泛的燃料电池中的堆叠的堆叠方向的堆积方向的收缩和膨胀大而需要吸收收缩膨胀的弹簧等大型弹性部件的问题 范围。 解决方案:介于燃料电池堆之间的冷却剂层13由堆叠层叠方向和导电性的材料形成。 当通过F1表示以堆叠紧固状态产生弹性的负载,并且由F2表示由堆垛方向产生的负荷时,将紧固力和冷却剂供给压力设定为F1
    • 10. 发明专利
    • Catalyst layer of solid polymer fuel cell, mea, and manufacturing method of them
    • 固体聚合物燃料电池,MEA及其制造方法的催化层
    • JP2007048524A
    • 2007-02-22
    • JP2005229993
    • 2005-08-08
    • Nissan Motor Co Ltd日産自動車株式会社
    • MATSUMOTO YASUTSUGU
    • H01M4/86H01M4/88H01M8/02H01M8/10
    • Y02P70/56
    • PROBLEM TO BE SOLVED: To provide a catalyst layer contributing to restriction of a solid polymer electrolyte film. SOLUTION: The catalyst layer 2 of the solid polymer fuel cell is composed of: a porous sheet 20; a catalyst part 21 formed by filling catalyst component 220 in the middle part of the porous sheet 20; and a protection part 22 formed by filling the catalyst component 220 in the porous sheet 20 so as to surround the catalyst part 21, or composed of: the porous sheet 20 composed of a porous part arranged at the middle part and the protection part 22 surrounding the porous part; and the catalyst part 21 formed by filling the catalyst component 210 in the porous part. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供有助于限制固体聚合物电解质膜的催化剂层。 解决方案:固体高分子型燃料电池的催化剂层2由多孔质片20构成, 通过在多孔片20的中间部填充催化剂成分220而形成的催化剂部21; 以及保护部22,其通过将多孔质片20中的催化剂成分220填充以包围催化剂部21而形成,或者由以下部分构成:由布置在中间部的多孔部构成的多孔质片20和围绕 多孔部分; 以及通过将催化剂组分210填充在多孔部分中形成的催化剂部分21。 版权所有(C)2007,JPO&INPIT