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    • 81. 发明专利
    • Solid polymer fuel cell, and manufacturing method thereof
    • 固体聚合物燃料电池及其制造方法
    • JP2011034739A
    • 2011-02-17
    • JP2009178475
    • 2009-07-30
    • Toyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社豊田中央研究所
    • MIURA FUSAYOSHIHASEGAWA NAOKIASANO TAKASHIKAMIYA ATSUSHIYAMADA HARUHIKOFUJITA KEISUKETAKAMI MASAYOSHI
    • H01M8/02H01M4/86H01M8/10
    • Y02P70/56
    • PROBLEM TO BE SOLVED: To provide a solid polymer fuel cell and a manufacturing method thereof with high radical resistance ability without greatly deteriorating fuel cell performance. SOLUTION: The solid polymer fuel cell is provided with a membrane electrode assembly constituted of an electrolyte membrane and electrodes each of which is joined to each of surfaces of the electrolyte membrane, the membrane electrode assembly having a volume of soluble iron ions of 10 ppm or less in terms of weight ratio to the electrolyte, and a volume of ions other than proton with hydrogen peroxide resistance ability improvement action of 0.1 to 20% in terms of acid radical ration of the electrolyte. The fuel cell manufacturing method includes a reduction acid pickling treatment process in which a reduction treatment and a pickling treatment of the membrane electrode assembly or its constituent elements are carried out in this order or at the same time so as to make a volume of soluble iron ions contained in the membrane electrode assembly 10 ppm or less in terms of weight ratio to the electrolyte weight, and an ion introduction process for introducing ions other than proton so as to make a volume of ions other than proton contained in the membrane electrode assembly 0.1 to 5% in terms of acid radical ratio of the electrolyte. COPYRIGHT: (C)2011,JPO&INPIT
    • 解决问题:提供一种具有高自由基阻力能力的固体高分子型燃料电池及其制造方法,而不会使燃料电池性能变差。 解决方案:固体聚合物燃料电池设置有由电解质膜和电极构成的膜电极组件,每个电极接合到电解质膜的每个表面,膜电极组件具有一定体积的可溶性铁离子 电解质的重量比为10ppm以下,除了质子以外的离子的体积,以耐过氧化氢的能力改善作用为电解液的酸根比为0.1〜20%。 燃料电池的制造方法包括:还原酸洗处理工序,其中按照该顺序或同时进行膜电极组件或其组成元件的还原处理和酸洗处理,以使一定量的可溶性铁 包含在膜电极组件中的离子以与电解质重量的重量比计为10ppm以下,以及用于引入离子质子以外的离子的离子引入过程,以使除膜电极组件中所含的质子以外的离子体积为0.1 至5%的电解质的酸根比。 版权所有(C)2011,JPO&INPIT
    • 83. 发明专利
    • Polymer electrolyte fuel cell
    • 聚合物电解质燃料电池
    • JP2010257990A
    • 2010-11-11
    • JP2010157225
    • 2010-07-09
    • Toyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社豊田中央研究所
    • MIURA FUSAYOSHIMORIMOTO TOMOKATO MANABUKIMURA KAZUMINE
    • H01M8/02H01M4/86H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a polymer electrolyte fuel cell and a fuel cell system of low cost, high battery performance, and excellent durability. SOLUTION: The polymer electrolyte fuel cell includes a membrane-electrode assembly with electrodes jointed to both sides of an electrolyte membrane, and peroxide decomposing catalyst containing hardly-soluble carbonate fixed to the electrolyte membrane and/or the electrode. The fuel cell system includes: the polymer electrolyte fuel cell; humidifying channels for supplying water and/or water vapor to the polymer electrolyte fuel cell and/or for collecting water and/or water vapor exhausted from the polymer electrolyte fuel cell; and the peroxide decomposing catalyst containing hardly-soluble carbonate fixed to either of the humidifying channels. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种低成本,高电池性能和优异的耐久性的聚合物电解质燃料电池和燃料电池系统。 解决方案:聚合物电解质燃料电池包括具有连接到电解质膜两侧的电极的膜 - 电极组件和固定在电解质膜和/或电极上的含有几乎不溶性碳酸酯的过氧化物分解催化剂。 燃料电池系统包括:聚合物电解质燃料电池; 用于向聚合物电解质燃料电池供应水和/或水蒸气的加湿通道和/或用于收集从聚合物电解质燃料电池排出的水和/或水蒸气; 和含有几乎不溶于碳酸盐的过氧化物分解催化剂固定在任一个加湿通道中。 版权所有(C)2011,JPO&INPIT
    • 84. 发明专利
    • Solid polymer fuel cell
    • 固体聚合物燃料电池
    • JP2008198448A
    • 2008-08-28
    • JP2007031424
    • 2007-02-12
    • Toyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社豊田中央研究所
    • KODAMA KENSAKUMURATA HAJIMEMIURA FUSAYOSHITAKAHASHI YASUSHIKATO MANABUKIMURA KAZUMINE
    • H01M8/02H01M4/92H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a solid polymer fuel cell having little deterioration of battery performance due to deterioration of a catalyst metal. SOLUTION: The solid polymer fuel cell has the following construction. (1) The solid polymer fuel cell includes a membrane electrode assembly in which an electrode including a catalyst layer is jointed on both sides of an electrolyte membrane. (2) The catalyst layer includes an electrolyte in the catalyst layer and an electrode catalyst, and the electrode catalyst contains one kind or two kinds or more of platinum group elements. (3) Platinum group particulates containing at least one platinum group element are included at least in one of the electrolyte membrane or the electrolyte in the catalyst layer. (4) Platinum group ions consisting of at least one platinum group element to constitute the platinum group particulates are contained in at least one of the electrolyte membrane or the electrolyte in the catalyst layer. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种固体聚合物燃料电池,其由于催化剂金属的劣化而几乎没有电池性能的劣化。 固体高分子型燃料电池具有以下结构。 (1)固体高分子型燃料电池,具有膜电极接合体,其中,包含催化剂层的电极接合在电解质膜的两面。 (2)催化剂层包括催化剂层中的电解质和电极催化剂,电极催化剂含有一种以上的铂族元素。 (3)含有至少一个铂族元素的铂族微粒至少包含在催化剂层中的电解质膜或电解质之一中。 (4)在催化剂层中的至少一个电解质膜或电解质中含有构成铂族微粒的至少一种铂族元素的铂族离子。 版权所有(C)2008,JPO&INPIT
    • 85. 发明专利
    • Organic-organic composite solid electrolyte and electrolyte membrane
    • 有机有机复合固体电解质和电解质膜
    • JP2014074086A
    • 2014-04-24
    • JP2012220698
    • 2012-10-02
    • Toyota Central R&D Labs Inc株式会社豊田中央研究所Toyota Motor Corpトヨタ自動車株式会社
    • MIURA FUSAYOSHIASANO TAKASHIHASEGAWA NAOKITAKAMI MASAYOSHIFUJITA KEISUKE
    • C08L101/00H01B1/06H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide an organic-organic composite solid electrolyte, which can improve hydrogen peroxide resistance of a hydrocarbon-based electrolyte and a perfluoro-based electrolyte and, moreover, has less possibility of deteriorating battery performance, and an electrolyte membrane using the same.SOLUTION: The organic-organic composite solid electrolyte is obtained by: preparing an additive solution by dissolving an additive in a low dielectric organic solvent having a dielectric constant of 10 or less, the additive comprising an organic compound containing no S nor any metal element but contains N and/or O in the molecule; contacting the additive solution and a solid polymer electrolyte; and, thereafter, evaporating the low dielectric organic solvent from the solid polymer electrolyte. In this case, the solid polymer electrolyte may be contacted with water or an aqueous solution having a pH of 3 or more and 9 or less before the contact thereof with the additive solution, or after the contact thereof with the additive solution and after the evaporation of the low dielectric organic solvent.
    • 要解决的问题:提供一种有机 - 有机复合固体电解质,其可以改善烃类电解质和全氟基电解质的耐过氧化物性,此外,电池性能劣化的可能性降低,并且使用 有机 - 有机复合固体电解质通过以下步骤获得:通过将添加剂溶解在介电常数为10以下的低介电常数有机溶剂中制备添加剂溶液,该添加剂包含不含S的有机化合物,也不含任何 金属元素,但在分子中含有N和/或O; 使添加剂溶液和固体聚合物电解质接触; 然后从固体高分子电解质中蒸发低介电有机溶剂。 在这种情况下,固体聚合物电解质可以在与添加剂溶液接触之前或在与添加剂溶液接触之后和在蒸发之后与水或pH为3以上且9以下的水溶液接触 的低介电有机溶剂。
    • 87. 发明专利
    • Membrane electrode assembly and solid polymer fuel cell
    • 膜电极组件和固体聚合物燃料电池
    • JP2010212247A
    • 2010-09-24
    • JP2010093572
    • 2010-04-14
    • Toyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社豊田中央研究所
    • KODAMA KENSAKUMIURA FUSAYOSHIMORIMOTO TOMOKATO MANABUKIMURA KAZUMINEYOSHIKAWA DAIYUSUZUKI TOSHIYUKIOCHI TSUTOMU
    • H01M8/02C25B13/08H01B1/06H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a membrane electrode assembly for suppressing both of membrane deterioration due to a chemical cause and membrane deterioration due to mechanical cause simultaneously, and a solid polymer fuel cell using this. SOLUTION: The membrane electrode assembly 10 includes a solid polymer electrolyte membrane 12 and electrodes (catalyst layers 14a, 14b) jointed on both surfaces of the solid polymer electrolyte membrane 12. A whole or a part of proton contained in a whole of the solid polymer electrolyte membrane 12, a non-power-generating region or a strip-shaped region undergoes ion exchange by one or more cations selected from a complex cation, a fourth-class alkyl-ammonium cation and a high-valent-side cation, and/or, a whole of the solid polymer electrolyte membrane 12, a non-power-generating region or a strip-shaped region contains in its end edge organo-metaloxan polymers obtained by impregnating organo-metaloxan-monomers containing ammonium cation or a fourth-class ammonium cation and by carrying out hydrolysis/condensation polymerization. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种用于抑制由于化学原因导致的膜劣化和由于机械原因同时导致的膜劣化的膜电极组件以及使用该膜电极组件的固体聚合物燃料电池。 < P>解决方案:膜电极组件10包括固体聚合物电解质膜12和连接在固体聚合物电解质膜12的两个表面上的电极(催化剂层14a,14b)。全部或部分质子包含在整个 固体聚合物电解质膜12,非发电区域或带状区域通过一种或多种阳离子进行离子交换,所述阳离子选自络合阳离子,第四级烷基铵阳离子和高价位阳离子 ,和/或整个固体聚合物电解质膜12,非发电区域或带状区域在其末端包含通过浸渍含有铵阳离子的有机金属氧化物单体或 四级铵阳离子和进行水解/缩聚。 版权所有(C)2010,JPO&INPIT
    • 88. 发明专利
    • Solid polymer fuel cell
    • 固体聚合物燃料电池
    • JP2009238560A
    • 2009-10-15
    • JP2008082728
    • 2008-03-27
    • Toyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社豊田中央研究所
    • MIURA FUSAYOSHIASAOKA MASAHIKOHASEGAWA NAOKIASANO TAKASHIFUJITA KEISUKETAKAMI MASAYOSHI
    • H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a solid polymer fuel cell where, irrespective of kinds of electrolyte used, a high anti-oxidization level is maintained under an operation environment of a fuel cell (especially under a dry environment), without increasing toxic substance exhaustion (especially fluoride ion).
      SOLUTION: The solid polymer fuel cell, equipped with a membrane electrode assembly with electrodes joined on both sides of an electrolyte film, includes at least either an electrolyte film or an inner-catalyst-layer electrolyte contained in the electrode with a part of acid radical proton ion exchanged by phosphonium ion. Instead of a part of the acid radical proton ion exchanged by the phosphonium ion, a phosphonium compound without a fluorine content is added to at least either the electrolyte film or the inner-catalyst-layer electrolyte contained in the electrode.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供固体聚合物燃料电池,其中不管使用的电解质的种类如何,在燃料电池的操作环境(特别是在干燥环境下)下都保持高的抗氧化水平,而不增加 有毒物质耗尽(特别是氟离子)。 解决方案:固体聚合物燃料电池配备有在电解质膜的两面连接的电极的膜电极组件,至少包括电极中包含的电解质膜或内催化剂层电解质,其中部分 通过鏻离子交换酸基离子质子离子。 代替由鏻离子交换的一部分酸根离子质子离子,将不含氟含量的鏻化合物加入到电极中包含的至少一种电解质膜或内催化剂层电解质中。 版权所有(C)2010,JPO&INPIT
    • 90. 发明专利
    • Electrolyte and solid polymer fuel cell
    • 电解固体聚合物燃料电池
    • JP2012169041A
    • 2012-09-06
    • JP2011026557
    • 2011-02-09
    • Toyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社豊田中央研究所
    • MIURA FUSAYOSHIASANO TAKASHIFUJITA KEISUKETAKAMI MASAYOSHI
    • H01M8/02H01B1/06H01M4/86H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide an electrolyte containing a novel additive which can enhance the hydrogen peroxide resistance of a hydrocarbon based electrolyte or a perfluoro-based electrolyte, while minimizing deterioration in battery performance due to elution of Pt, and to provide a fuel cell using the electrolyte.SOLUTION: The solid polymer fuel cell comprises an electrolyte containing a solid polymer electrolyte and a Bi oxy compound, and uses such an electrolyte as an electrolyte membrane and/or an electrolyte in the catalyst layer. The Bi oxy compound is obtained preferably by: bringing a solution containing Bi ions and/or oxy bismuth ions into contact with the solid polymer electrolyte; ion-exchanging the whole or a part of protons of acid radical of the solid polymer electrolyte with Bi ions or oxy bismuth ions; bringing the solid polymer electrolyte into contact with water or a basic solution; and then precipitating the Bi ions or oxy bismuth ions as a Bi oxy compound.
    • 要解决的问题:提供含有新型添加剂的电解质,其可以提高烃基电解质或全氟基电解质的耐过氧化物性,同时使由Pt的洗脱导致的电池性能的劣化最小化,并提供 使用电解质的燃料电池。 解决方案:固体聚合物燃料电池包括含有固体聚合物电解质和Bi氧化合物的电解质,并且在催化剂层中使用这样的电解质作为电解质膜和/或电解质。 优选通过以下方式获得Bi氧化合物:使含有Bi离子和/或氧铋离子的溶液与固体聚合物电解质接触; 用Bi离子或氧铋离子交换固体聚合物电解质的酸根的全部或部分质子; 使固体聚合物电解质与水或碱性溶液接触; 然后将Bi离子或氧铋离子沉淀为Bi氧基化合物。 版权所有(C)2012,JPO&INPIT