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    • 1. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2014089893A
    • 2014-05-15
    • JP2012239314
    • 2012-10-30
    • Sumitomo Electric Ind Ltd住友電気工業株式会社National Institute Of Advanced Industrial & Technology独立行政法人産業技術総合研究所
    • OKUNO KAZUKIKATO MASAHIROAWAZU TOMOYUKIMASHIMA MASATOSHIYANAGIDA MASAHIROSAKAI TETSUOIWAKI TSUTOMU
    • H01M8/02H01M4/86H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a fuel cell capable of heightening power generation efficiency by lowering electric resistance between an electrode layer and a current collector, and by supplying a gas sufficiently and evenly to a membrane electrode assembly.SOLUTION: The fuel cell comprises: a high polymer solid electrolyte layer 22; a first electrode layer 23 and a second electrode layer 24 formed so as to sandwich the high polymer solid electrolyte layer; a first current collector 26 laminated on the first electrode layer; a second current collector 27 laminated on the second electrode layer; a first gas passage disposed between the first electrode layer and the first current collector, in which passage is circulated an oxygen-containing gas; and a second gas passage 21 disposed between the second electrode layer and the second current collector, in which passage is circulated a fuel-containing gas. At least the first gas passage is provided with a porous metal layer 28 having corrosion resistance and electrical conductivity for causing a circulating gas to act upon the first electrode layer, and also establishing electrical continuity between the first electrode layer and the first current collector.
    • 要解决的问题:提供一种能够通过降低电极层和集电体之间的电阻而提高发电效率的燃料电池,并且通过向膜电极组件充分均匀地供给气体。解决方案:燃料电池包括: 高分子固体电解质层22; 形成为夹着高分子固体电解质层的第一电极层23和第二电极层24; 层压在第一电极层上的第一集电体26; 层叠在第二电极层上的第二集电体27; 第一气体通道,设置在所述第一电极层和所述第一集电体之间,其中通道循环含氧气体; 以及设置在第二电极层和第二集电体之间的第二气体通道21,其中通道循环含燃料气体。 至少第一气体通道设置有具有耐腐蚀性和导电性的多孔金属层28,用于使循环气体作用于第一电极层,并且还在第一电极层和第一集电体之间建立电连续性。
    • 4. 发明专利
    • Manufacturing method of alkaline battery nickel electrode and alkaline battery nickel electrode
    • 碱性电池镍电极和碱性电池镍电极的制造方法
    • JP2008071533A
    • 2008-03-27
    • JP2006247099
    • 2006-09-12
    • National Institute Of Advanced Industrial & TechnologySumitomo Electric Ind Ltd住友電気工業株式会社独立行政法人産業技術総合研究所
    • OKUNO KAZUKIBOKU TATSUTAMAKATO MASAHIROIWAKI TSUTOMUYAO MASARUSAKAI TETSUO
    • H01M4/30C25D7/00H01M4/32H01M4/52H01M4/62H01M4/66H01M4/80
    • Y02P70/54
    • PROBLEM TO BE SOLVED: To provide an alkaline battery nickel electrode and its manufacturing method equipped with a desired thickness and capacity, and capable of restraining degradation of battery performance accompanying charge and discharge.
      SOLUTION: An active material is filled in an electrode base plate coating nickel on the textile surface of nonwoven fabric, is press molded, and then put under heat treatment at 80°C or more and 130°C or less for 5 minutes or more and 60 minutes or less to form an electrode. The press molding is carried out with the use of an electrode base plate with a thickness of 2.3t or less, provided a thickness of the electrode after the press molding is t. By prescribing a ratio of compressing the electrode base plate after filling of the active material, a thickness of the electrode base plate can be of one capable of filling a substantial amount of the active material, and at the same time, the active material filled can be made hardly peeled from the electrode base plate. Further, by carrying out a given heat treatment after the press molding, the nickel electrode can be solidified in a compressed state.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种具有所需厚度和容量的碱性电池镍电极及其制造方法,并且能够抑制伴随充放电的电池性能的劣化。 解决方案:将活性物质填充在无纺织物的织物表面上涂覆镍的电极基板中,进行压制成型,然后在80℃以上且130℃以下的热处理下放置5分钟 或更多和60分钟以下以形成电极。 使用厚度为2.3t以下的电极基板进行加压成型,只要压制成型后的电极厚度为t即可。 通过规定在填充活性材料之后压缩电极基板的比例,电极基板的厚度可以是能够填充大量活性材料的厚度,同时填充的活性材料可以 难以从电极基板剥离。 此外,通过在压制成型后进行给定的热处理,镍电极可以在压缩状态下固化。 版权所有(C)2008,JPO&INPIT
    • 5. 发明专利
    • Electrode for battery
    • 电池电极
    • JP2007234484A
    • 2007-09-13
    • JP2006056977
    • 2006-03-02
    • National Institute Of Advanced Industrial & TechnologySumitomo Electric Ind Ltd住友電気工業株式会社独立行政法人産業技術総合研究所
    • OKUNO KAZUKIHARADA KEIZOKATO MASAHIROSAKAI TETSUOIWAKI TSUTOMUYAO MASARU
    • H01M4/32H01M4/66H01M10/30
    • H01M4/661H01M4/0416H01M4/043H01M4/30H01M4/32H01M4/52H01M4/667
    • PROBLEM TO BE SOLVED: To provide an electrode for a battery having a desired thickness and a desired capacity, which can prevent deterioration of battery performance accompanying charging and discharging, and to provide a method of manufacturing the same.
      SOLUTION: The method of manufacturing the electrode for a battery comprises a process for filling up with an active material an electrode base plate which is made by covering textile surfaces of textile fabric or nonwoven with a metallic layer, and next carrying out its press forming in order to shape the electrode. The press forming is carried out using the electrode base plate having a thickness less than 2.0t where t is a thickness of the electrode that has been subjected to the press forming. By specifying a rate of compressing the electrode base plate that has been filled up with the active material, the thickness of the electrode base plate can be enough to be filled up with a sufficient quantity of the active material and the active material filling up the electrode base plate hardly separates from the electrode base plate.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供具有期望厚度和期望容量的电池用电极,其可以防止伴随充放电的电池性能的劣化,并提供其制造方法。 解决方案:制造电池用电极的方法包括用活性物质填充电极基板的方法,电极基板通过用金属层覆盖纺织品或非织造材料的纺织品表面而制成,然后进行其 压制成型以使电极成形。 使用厚度小于2.0t的电极基板进行冲压成形,其中t是经受冲压成形的电极的厚度。 通过指定用活性物质填充的电极基板的压缩率,电极基板的厚度可以足够填充足够量的活性材料和填充电极的活性材料 基板几乎不与电极基板分离。 版权所有(C)2007,JPO&INPIT