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    • 91. 发明申请
    • Polymer electrolyte fuel cell and production method of the same
    • 聚合物电解质燃料电池及其制备方法相同
    • US20080085440A1
    • 2008-04-10
    • US11984907
    • 2007-11-26
    • Eiichi YasumotoAkihiko YoshidaMakoto UchidaJunji MoritaYasushi SugawaraTeruhisa Kanbara
    • Eiichi YasumotoAkihiko YoshidaMakoto UchidaJunji MoritaYasushi SugawaraTeruhisa Kanbara
    • H01M8/10H01M8/04
    • H01M8/1004H01M4/8605H01M4/8807H01M4/8821H01M4/8828H01M4/92H01M4/926H01M2300/0082Y02P70/56
    • A polymer electrolyte fuel cell comprising: a hydrogen ion-conductive polymer electrolyte membrane; an anode and a cathode with the electrolyte membrane interposed therebetween; an anode-side conductive separator having a gas flow channel for supply of a fuel gas to the anode; and a cathode-side conductive separator having a gas flow channel for supply of an oxidant gas to the cathode, wherein each of the anode and the cathode comprises at least a catalyst layer in contact with the electrolyte membrane and a gas diffusion layer in contact with the catalyst layer and the separator, and at least one of the anode and the cathode contains a compound represented by the formula (I): R1—O—{(C2H4O)n—(C3H6O)m}—R2  (I) where R1 and R2 are independent of each other and each represents a hydrogen atom or an alkyl group having not less than 5 and not more than 15 carbon atoms, n and m are integers which satisfy 0≦n≦5, 0≦m≦5 and 1≦n+m≦5, and when neither n nor m is 0, at least one of the ethylene oxide group and at least one of the propylene oxide group are arranged in a random fashion.
    • 一种聚合物电解质燃料电池,包括:氢离子导电聚合物电解质膜; 阳极和阴极,其间插入电解质膜; 阳极侧导电隔板,具有用于向阳极供给燃料气体的气体流路; 以及具有用于向阴极供给氧化剂气体的气体流路的阴极侧导电性隔板,其中阳极和阴极中的至少一个包括至少与电解质膜接触的催化剂层和与电解质膜接触的气体扩散层 催化剂层和隔板,并且阳极和阴极中的至少一个包含由式(I)表示的化合物:<?in-line-formula description =“In-line Formulas”end =“lead”?> R 1 -O - {(C 2 H 4 O)n - (C 3 H 3) (I)<βin-line-formula description =“在线公式 “end =”tail“?>其中R 1和R 2彼此独立,各自表示氢原子或不低于5的烷基 大于15个碳原子,n和m是满足0 <= n <= 5,0 <= m <= 5和1 <= n + m <= 5的整数,当n和m都不为0时,至少 环氧乙烷基团之一和至少一种环氧乙烷基团 氧化亚锡基团以随机方式排列。
    • 92. 发明申请
    • Polymer Electrolyte Fuel Cell
    • 聚合物电解质燃料电池
    • US20080075996A1
    • 2008-03-27
    • US11632407
    • 2005-07-12
    • Yoichiro TsujiYasuhiro UeyamaMakoto UchidaYusuke Ozaki
    • Yoichiro TsujiYasuhiro UeyamaMakoto UchidaYusuke Ozaki
    • H01M8/10
    • H01M4/921H01M4/8605H01M4/92H01M8/1004H01M8/1023H01M8/1039H01M2004/8684H01M2300/0082
    • A solid polymer electrolyte fuel cell includes a membrane electrode assembly having an anode, a cathode arranged facing the anode, and a polyelectrolyte membrane arranged between the anode and the cathode, and a pair of separator plates that are arranged facing each other so as to sandwich the membrane electrode assembly, and have an anode side gas channel for supplying a fuel gas to the anode, and a cathode side gas channel for supplying an oxidant gas to the cathode, formed thereon, wherein the catalyst layer of the anode contains at least one electrode catalyst selected from the group consisting of Pt particles and Pt alloy particles, having a particle diameter of from 6 to 10 nm, the catalyst layer of the anode has a thickness of from 1 to 5 μm, Pt volume density in the catalyst layer of the anode is from 1 to 5 g/cm3, the catalyst layer of the cathode has a thickness of 10 μm or more, and Pt volume density in the catalyst layer of the cathode is from 0.1 to 0.5 g/cm3.
    • 固体聚合物电解质燃料电池包括具有阳极,与阳极相对配置的阴极和布置在阳极和阴极之间的聚电解质膜的膜电极组件和一对彼此面对地布置的隔板, 膜电极组件,并且具有用于向阳极供应燃料气体的阳极侧气体通道和用于向其形成氧化剂气体的阴极侧气体通道,其中阳极的催化剂层包含至少一个 选自粒径为6〜10nm的Pt粒子和Pt合金粒子的电极催化剂层,阳极的催化剂层的厚度为1〜5μm,催化剂层的Pt体积密度为 阳极为1〜5g / cm 3,阴极的催化剂层的厚度为10μm以上,阴极的催化剂层的Pt体积密度为0.1〜0.5 g / cm 3