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    • 7. 发明申请
    • POLYMER ELECTROLYTE FUEL CELL AND PRODUCTION METHOD THEREOF
    • 聚合物电解质燃料电池及其制备方法
    • US20080248358A1
    • 2008-10-09
    • US12014242
    • 2008-01-15
    • Kazuya MiyazakiHiroyuki Tanaka
    • Kazuya MiyazakiHiroyuki Tanaka
    • H01M8/10H01M8/00
    • H01M8/04156H01M8/04291H01M2008/1095Y02P70/56Y10T29/49108
    • Provided is a polymer electrolyte fuel cell which can rapidly absorb and diffuse water produced in a porous metal body and allows the water to be transpirated into the atmosphere, thereby enabling a stable operation for a long period of time even at a time of high-humidity/high-current density operation. The polymer electrolyte fuel cell includes a polymer electrolyte membrane; a pair of catalyst layers and a pair of gas diffusion layers, each pair of which is disposed so as to sandwich the polymer electrolyte membrane; and a porous metal body disposed on at least one of the pair of gas diffusion layers, in which boehmite alumina having an arithmetic mean roughness Ra of 5 nm or more and 1 μm or less is provided on at least a part of a surface of the porous metal body.
    • 提供一种聚合物电解质燃料电池,能够快速地吸收和扩散在多孔金属体中产生的水,并且允许水被蒸发到大气中,从而即使在高湿度时也能够长期稳定地运行 /高电流密度操作。 聚合物电解质燃料电池包括聚合物电解质膜; 一对催化剂层和一对气体扩散层,每对催化剂层设置成夹持聚合物电解质膜; 以及设置在所述一对气体扩散层中的至少一个气体扩散层上的多孔金属体,其中在所述一对气体扩散层的表面的至少一部分上设置具有5nm以上且1μm以下的算术平均粗糙度Ra的勃姆石氧化铝 多孔金属体。
    • 10. 发明申请
    • ELECTROCHROMIC DEVICE
    • 电致发光器件
    • US20120314272A1
    • 2012-12-13
    • US13449150
    • 2012-04-17
    • Kenji YamadaShinjiro OkadaKazuya Miyazaki
    • Kenji YamadaShinjiro OkadaKazuya Miyazaki
    • G02F1/155
    • G02F1/15C07D277/56C07D333/16C07D333/32C07D409/04C07D491/056C07D495/04C07D495/14C07F7/0816G02F1/1521
    • There is provided an EC device having stability against redox reaction cycles, high transparency, i.e., the EC device does not absorb light in the visible region in a bleached state, and having excellent response speed. The electrochromic device includes a pair of electrodes and a composition arranged between the pair of electrodes, the composition containing an electrolyte and an organic electrochromic compound, in which the organic electrochromic compound includes an electrochromic portion that exhibits electrochromic properties and an aromatic ring directly bonded to the electrochromic portion, the electrochromic portion forms one conjugated plane, an atom of the aromatic ring and adjacent to an atom bonded to the electrochromic portion has a substituent having a volume equal to or larger than the volume of a methyl group, and a cathodically electrochromic organic compound is further contained in addition to the organic electrochromic compound.
    • 提供了一种对氧化还原反应循环具有稳定性的EC装置,高透明度,即EC装置在漂白状态下不​​吸收可见区域中的光,并具有良好的响应速度。 该电致变色装置包括一对电极和组合物,该组合物布置在该对电极之间,该组合物含有电解质和有机电致变色化合物,其中有机电致变色化合物包括显示电致变色性能的电致变色部分和直接键合到 电致变色部分,电致变色部分形成一个共轭平面,芳环的原子与键合到电致变色部分的原子相邻,具有体积等于或大于甲基体积的取代基,阴极电致变色 除了有机电致变色化合物之外还含有有机化合物。