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31. 发明专利

JP2006120508A Solid polymer fuel cell 有权
标题翻译：固体聚合物燃料电池
公开(公告)号：JP2006120508A
公开(公告)日：2006-05-11
申请号：JP2004308124
申请日：2004-10-22
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： ASANO YOICHI , SHINKAI HIROSHI
IPC分类号： H01M4/86 , H01M8/02 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a solid polymer fuel cell improving the diffusion in the surface direction of an MEA in a gas passage and satisfactorily supplying fuel gas to an electrode corresponding to a passage crest part of a separator. SOLUTION: In the solid polymer fuel cell formed by stacking an anode side gas diffusion layer, an anode catalyst layer, a polymer electrolyte membrane, a cathode catalyst layer, and a cathode side gas diffusion layer in this order, a microporous layer comprising a mixture of at least an electron conductive material, water repellent resin, and a pore forming agent is formed on the interface between the catalyst layer and the gas diffusion layer, and a differential pressure ratio in the thickness direction of the gas diffusion layer to a stacking body comprising the gas diffusion layer and the micrroporous layer is prescribed to 20-90. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种固体聚合物燃料电池，改善气体通道中MEA的表面方向上的扩散，并且令人满意地向对应于隔板的通道顶部的电极供应燃料气体。解决方案：在依次堆叠阳极侧气体扩散层，阳极催化剂层，聚合物电解质膜，阴极催化剂层和阴极侧气体扩散层而形成的固体高分子型燃料电池中，在催化剂层和气体扩散层的界面上形成至少包含电子传导性材料，防水性树脂和成孔剂的混合物，将气体扩散层的厚度方向的压差比设为包括气体扩散层和微孔层的堆叠体规定为20-90℃。版权所有（C）2006，JPO＆NCIPI

32. 发明专利

JP2003051323A Electrode structure for solid polymer type fuel cell 有权
标题翻译：固体聚合物型燃料电池的电极结构
公开(公告)号：JP2003051323A
公开(公告)日：2003-02-21
申请号：JP2001237042
申请日：2001-08-03
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： MITSUDA NAOKI , ASANO YOICHI , KANEOKA NOBUYUKI
IPC分类号： C08G61/12 , H01B1/06 , H01M8/02 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide an electrode structure for a solid polymer type fuel cell excellent in oxidation resistance and power generation performance.
SOLUTION: This electrode structure is provided with a polymer electrolyte film 2 sandwiched by a pair of electrode catalyst layers 1, 1. The electrolyte film 2 is provided with a principal chain formed by bonding plural bivalent aromatic residues to one another through oxy groups or other bivalent groups or directly, and comprises a sulfonated substance of a polymer compound provided with an aromatic group capable of being sulfonated in its side chain. In the polymer compound, when it is assumed that the number of groups capable of being sulfonated out of the respective groups included in the principal chain is A, the number of the bivalent aromatic residues not sulfonated is B, and the number of the oxy groups is C, the value of (B/C)×(B+C)-A is in the range of 35 to 380. The principal chain is provided with a repeating unit expressed by general formula (1) and a repeating unit expressed by general formula (2), and may be provided with a repeating unit expressed by general formula (3). The electrode structure can constitute a solid polymer type fuel cell.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供耐氧化性和发电性能优异的固体聚合物型燃料电池的电极结构。解决方案：该电极结构设置有被一对电极催化剂层1,1夹在中间的聚合物电解质膜2.电解质膜2具有通过氧基或其它物质将多个二价芳族残基彼此键合形成的主链二价基团或直接地，并且包含在其侧链中具有能够被磺化的芳族基团的高分子化合物的磺化物质。在高分子化合物中，当假设主链中包含的各基团能够被磺化的基团数为A时，未磺化的二价芳香族残基数为B，氧基数是（B / C）×（B + C）-A的值在35〜380的范围内。主链具有由通式（1）表示的重复单元和由通式（2）表示，并且可以具有由通式（3）表示的重复单元。电极结构可以构成固体聚合物型燃料电池。

33. 发明专利

JP2002367628A Electrode structure for solid polymer furl cell 有权
标题翻译：固体聚合物细胞的电极结构
公开(公告)号：JP2002367628A
公开(公告)日：2002-12-20
申请号：JP2001176695
申请日：2001-06-12
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： ASANO YOICHI , KANEOKA NOBUYUKI , SOMA HIROSHI
IPC分类号： C08G61/00 , C08J5/22 , H01M8/02 , H01M8/10
CPC分类号： Y02P70/56
摘要： PROBLEM TO BE SOLVED: To provide an electrode structure for solid polymer furl cell having a polymer electrolyte film with excellent flexibility, with excellent power generation property, which can be easily manufactured.
SOLUTION: The electrode structure comprises a pair of electrode catalysis layers containing carbon grains to which, platinum grains are adhered, and a polymer electrolyte film laid between both electrode catalysis layers. The polymer electrolyte film is formed by turning a solution dissolving a sulfonated compound, which is a co-polymer of a first repeating unit expressed by the formula 1 and a second repeating unit expressed by the formula 2, into a film and drying it. The film contains the solvent by 3-12 weight % after drying. The co-polymer is composed of the first repeating unit of 10-80 mol%, and the second repeating unit of 90-20 mol%. The co-polymer contains sulfonic acid group by the range of 0.5-3.0 milliequivalent/g. In the formulae, A represents an electron attractive radical, B represents an electron donating radical, n is 0 or 1, Y is -C(CF
3 )
2 - or -SO
2 -, and the benzene ring includes its derivative.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：为了提供具有优异的柔韧性的高分子电解质膜的固体聚合物膜电池的电极结构，具有优异的发电性，可以容易地制造。解决方案：电极结构包括一对含有碳颗粒的电极催化层，其中铂颗粒被粘附，并且在两个电极催化层之间铺设聚合物电解质膜。聚合物电解质膜通过将溶解作为由式1表示的第一重复单元的共聚物的磺化化合物和由式2表示的第二重复单元的溶液转变成膜并干燥而形成。干燥后，该膜含有3-12重量％的溶剂。共聚物由10-80mol％的第一重复单元和90-20mol％的第二重复单元组成。共聚物含有0.5-3.0毫当量/ g范围内的磺酸基团。在该式中，A表示吸电子基团，B表示给电子基团，n表示0或1，Y表示-C（CF 3）2 - 或-SO 2 - ，苯环包括其衍生物。

34. 发明专利

JP2014149991A Electrolyte membrane/electrode structure 有权
标题翻译：电解质膜/电极结构
公开(公告)号：JP2014149991A
公开(公告)日：2014-08-21
申请号：JP2013018616
申请日：2013-02-01
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： MATSUMORI HIROSHI , FUKUMIZU TAKAO , YAMAWAKI TAKUMA , ASANO YOICHI
IPC分类号： H01M4/86 , H01M4/96 , H01M8/02 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide an electrolyte membrane/electrode structure ensuring excellent power generation performance by discharging surplus water from an anode electrode and a cathode electrode while maintaining excellent wet state of the electrolyte membrane, thereby diffusing reaction gas easily.SOLUTION: Porous layers 34, 42 are interposed between the electrode catalyst layers 30, 38 of a set of electrodes 26, 28 constituting an electrolyte membrane/electrode structure 12 and gas diffusion layers 32, 40. The superimposed bodies 35, 43 of the gas diffusion layers 32, 40 and the porous layers 34, 42 have a percolation pressure of 10-100 kPa, and a steam discharge rate of 18.0-19.0 mg/cmmin. More preferable percolation pressure of the superimposed bodies 35, 43 is 15-80 kPa. Any one of the porous layers 34, 42 may be omitted.
摘要翻译：要解决的问题：提供一种电解质膜/电极结构，通过从阳极电极和阴极电极排出多余的水分而确保优异的发电性能，同时保持电解质膜的优异的湿润状态，从而容易地扩散反应气体。解决方案：多孔层 34,42插入构成电解质膜/电极结构12的一组电极26,28的电极催化剂层30,38和气体扩散层32,40之间。气体扩散层32,34的叠置体35,43， 40和多孔层34,42具有10-100kPa的渗滤压力，蒸汽排出速率为18.0-19.0mg / cm·min。叠加体35,43的更优选的渗透压为15〜80kPa。可以省略多孔层34,42中的任何一个。

35. 发明专利

JP2013218851A Electrolyte membrane-electrode structure and manufacturing method thereof 审中-公开
标题翻译：电解质膜电极结构及其制造方法
公开(公告)号：JP2013218851A
公开(公告)日：2013-10-24
申请号：JP2012087664
申请日：2012-04-06
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： FUKUMIZU TAKAO , MATSUMORI HIROSHI , ASANO YOICHI , YAMAWAKI TAKUMA
IPC分类号： H01M4/86 , H01M4/88 , H01M8/10
CPC分类号： Y02P70/56
摘要： PROBLEM TO BE SOLVED: To provide an electrolyte membrane and electrode structure which has heightened bondability between a porous sheet and a gas diffusion layer without lowering the gas diffusion capability of the gas diffusion layer and a manufacturing method therefor.SOLUTION: In the electrolyte membrane and electrode structure, an anode electrode 40 and a cathode electrode 42 each include an electrode catalyst layer 40a, 42a facing on an electrolyte membrane 38, a gas diffusion layer 40b, 42b composed of carbon paper 46 as a base material and containing water repellent resin, a porous layer 40c, 42c interposed between the electrode catalyst layer 40a, 42a and the gas diffusion layer 40b, 42b. In the gas diffusion layer 40b, 42b is formed a water repellent resin rich portion 48 on a surface layer including a contact face 50 with the porous layer 40c, 42c, which portion contains a greater amount of the water repellent resin than other portions. The thickness T (dimension in the depth direction heading from the contact face 50 toward an other end face 52) of the water repellent resin rich portion 48 may, for example, be 5 to 50 μm.
摘要翻译：要解决的问题：提供一种在不降低气体扩散层的气体扩散能力的情况下提高多孔片材和气体扩散层之间的粘合性的电解质膜和电极结构及其制造方法。解决方案：在电解质膜和电极结构，阳极电极40和阴极电极42各自包括面向电解质膜38的电极催化剂层40a，42a，作为基材的碳纸46和含有防水树脂的气体扩散层40b，42b，介于电极催化剂层40a，42a和气体扩散层40b之间的多孔层40c，42c，42b。在气体扩散层40b中，42b在包含多孔层40c，42c的接触面50的表面层上形成斥水树脂富集部分48，该部分含有比其它部分更大量的防水树脂。防水树脂富集部48的厚度T（从接触面50朝向另一端面52的深度方向的尺寸）可以为例如5〜50μm。

36. 发明专利

JP2013206717A Diffusion layer structure of fuel cell 有权
标题翻译：燃料电池的扩散层结构
公开(公告)号：JP2013206717A
公开(公告)日：2013-10-07
申请号：JP2012074535
申请日：2012-03-28
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： ASANO YOICHI , YAMAWAKI TAKUMA , FUKUMIZU TAKAO
IPC分类号： H01M4/86 , H01M8/10
CPC分类号： H01M8/1002 , H01M8/0245 , H01M2008/1095
摘要： PROBLEM TO BE SOLVED: To provide the diffusion layer structure of a fuel cell ensuring a high power generation performance stably over a wide temperature range, regardless of the humidification state.SOLUTION: A diffusion layer structure 10 of a solid polymer fuel cell 1 disposed on a membrane electrode structure 20 where electrodes are provided on both sides of a solid polymer electrolyte membrane 21 includes a diffusion layer 11, and a fine porous layer 12 formed on the diffusion layer 11 on the electrolyte membrane 21 side and mainly composed of carbon and fluororesin. When the measured value of pressure loss generated when air flows at a flow rate of 2 L/min for the diffusion layer 11 having a permeation area of 1.86 cmis P1, and the theoretical value of pressure loss is P2(=thickness×10×(1-porosity)/(mean flow pore size×porosity), the ratio of P1 for P2, i.e., the P1/P2, is 2-15, and the percolation pressure of the fine porous layer 12 is 5-180 kPa.
摘要翻译：要解决的问题：提供在广泛的温度范围内稳定地确保高发电性能的燃料电池的扩散层结构，而不管加湿状态如何。解决方案：固体聚合物燃料电池1的扩散层结构10设置在在固体高分子电解质膜21的两侧设置有电极的膜电极结构体20具有扩散层11和在电解质膜21侧的扩散层11上形成的主要由碳和氟树脂构成的微细多孔层12 。当渗透面积为1.86cm 2的扩散层11的空气以2L / min的流量流动时产生的压力损失的测量值为P1，压力损失的理论值为P2（=厚度×10×（ 1孔隙率）/（平均流量孔径×孔隙率），P1的P1比P1 = P2为2〜15，微孔层12的渗透压为5-180kPa。

37. 发明专利

JP2011243314A Film electrode structure for polymer electrolyte fuel cell 审中-公开
标题翻译：聚合物电解质燃料电池的膜电极结构
公开(公告)号：JP2011243314A
公开(公告)日：2011-12-01
申请号：JP2010111930
申请日：2010-05-14
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： ASANO YOICHI , ASANO YUJI
IPC分类号： H01M4/86 , H01M8/02 , H01M8/04 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a film electrode structure that has excellent power generating performance in either a high-temperature, low-humidity state or a low-temperature, high-humidity state.SOLUTION: In the film electrode structure 10 including a proton conductive film 11, and a cathode electrode 15 and an anode electrode between which the proton conductive film 11 is sandwiched, the cathode electrode 15 includes a cathode-side electrode catalyst layer 12 provided on the proton conductive film 11, a cathode-side gas diffusion layer 14 provided on the cathode-side electrode catalyst layer 12, and a cathode-side intermediate layer 13 provided between the cathode-side gas diffusion layer 14 and cathode-side electrode catalyst layer 12. The cathode-side gas diffusion layer 14 has an average pore diameter of 31-49 μm, the total thickness-directional penetration resistance of the cathode-side gas diffusion layer 14 and cathode-side intermediate layer 13 is equal to or less than 6.7 mΩ cmunder a surface pressure of 15 kgf/cm, and the ratio of pore capacity of the cathode-side intermediate layer 13 to pore capacity of the cathode-side gas diffusion layer 14 is equal to or larger than 0.010.
摘要翻译：要解决的问题：提供在高温，低湿度状态或低温，高湿度状态下具有优异的发电性能的膜电极结构。解决方案：阴极电极15在包括质子传导膜11和阴极15以及其中夹在质子传导膜11的阳极之间的阴极电极结构10中包括阴极侧电极催化剂层12 设置在质子传导膜11上，阴极侧气体扩散层14设置在阴极侧电极催化剂层12上，阴极侧中间层13设置在阴极侧气体扩散层14和阴极侧电极催化剂层12.阴极侧气体扩散层14的平均孔径为31〜49μm，阴极侧气体扩散层14和阴极侧中间层13的总厚度方向贯通电阻等于或等于在15kgf / cm 2的表面压力下，小于6.7mΩcm 2 ，阴极的孔隙容积比侧中间层13以使阴极侧的孔容积 e气体扩散层14等于或大于0.010。版权所有（C）2012，JPO＆INPIT

38. 发明专利

JP2005259525A Solid polymer fuel cell 有权
标题翻译：固体聚合物燃料电池
公开(公告)号：JP2005259525A
公开(公告)日：2005-09-22
申请号：JP2004069533
申请日：2004-03-11
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： TAKAHASHI RYOICHIRO , IWAZAWA TSUTOMU , ISE MASAHIRO , ASANO YOICHI , WATANABE HIDEKI , YOSHIZAWA ATSUHITO , SUZUKI TAKASHI , SUMIYA OSAMU
IPC分类号： H01M4/86 , H01M4/88 , H01M4/94 , H01M4/96 , H01M8/02 , H01M8/10
CPC分类号： H01M8/1004 , H01M4/8605 , H01M4/8642 , H01M4/8652 , H01M4/8657
摘要： PROBLEM TO BE SOLVED: To add inclination to an electronic conductivity and proton conductivity in an electrode layer, and provide a solid polymer fuel cell of which the power generation performance is improved. SOLUTION: This is the solid polymer fuel cell in which a cathode diffusion layer 5, a cathode electrode catalyst layer 3, a polymer electrolyte film 1, an anode electrode catalyst layer 2, and an anode diffusion layer 4 are sequentially laminated. The electronic conductivity in the cathode electrode catalyst layer 3 is formed to be higher at the cathode diffusion layer side than at the polymer electrolyte film side, and lower at the polymer electrolyte film side than at the cathode diffusion side, and the electronic conductivity in the anode electrode catalyst layer 2 is formed to be higher at the anode diffusion layer side than that at the high polymer electrolyte film side, and lower at the high polymer electrolyte film side than that at the anode diffusion layer side. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了增加电极层中的电子导电性和质子传导性的倾斜度，并且提供其发电性能得到改善的固体聚合物燃料电池。解决方案：这是其中依次层叠阴极扩散层5，阴极电极催化剂层3，聚合物电解质膜1，阳极电极催化剂层2和阳极扩散层4的固体聚合物燃料电池。阴极电极催化剂层3中的电子导电性在阴极扩散层侧比在高分子电解质膜侧高，在高分子电解质膜侧比在阴极扩散侧低，在阳极扩散层侧的阳极电极催化剂层2比阳极扩散层侧的高聚合物电解质膜侧高，高聚合物电解质膜侧的阳极电极催化剂层2的阳极扩散层侧高。版权所有（C）2005，JPO＆NCIPI

39. 发明专利

JP2004186041A Electrode structure for solid polymer fuel cell 有权
公开(公告)号：JP2004186041A
公开(公告)日：2004-07-02
申请号：JP2002352921
申请日：2002-12-04
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： MATSUBARA TAKESHI , ASANO YOICHI , IWAZAWA TSUTOMU
IPC分类号： H01M8/02 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide an electrode structure for a solid polymer fuel cell which allows for dispensing with a humidifier for a cathode gas. SOLUTION: The electrode structure 1 for the solid polymer fuel cell has a basic structural element provided with a solid polyelectrolyte membrane 2, a pair of electrode layers 3, 4 interposing the solid polyelectrolyte membrane 2, and a pair of diffusion layers 5, 6 outside the electrode layers 3, 4, respectively. Conductive and steam-collecting layers 7, 8 are disposed between an electrode layer 3 and one diffusion layer 5 and between the other electrode layer 4 and the other diffusion layer 6, respectively. The steam-collecting layers 7, 8 contain therein a plurality of dispersed porous particles of 0.3 nm≤d≤15 nm in average porosity diameter d. COPYRIGHT: (C)2004,JPO&NCIPI

40. 发明专利

JP2013114932A Fuel cell 审中-公开
标题翻译：燃料电池
公开(公告)号：JP2013114932A
公开(公告)日：2013-06-10
申请号：JP2011260707
申请日：2011-11-29
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： FUKUMIZU TAKAO , MITSUDA NAOKI , ASANO YOICHI , YAMAWAKI TAKUMA
IPC分类号： H01M4/86 , H01M8/02 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a fuel cell that reliably prevents contact between gas diffusion layers and a solid polymer electrolyte membrane and effectively protects the solid polymer electrolyte membrane.SOLUTION: A fuel cell 10 has a membrane electrode assembly 12, an anode separator 14, and a cathode separator 16. On two respective sides of a solid polymer electrolyte membrane 38, the membrane electrode assembly 12 has an anode electrode 40, and a cathode electrode 42, each with a smaller surface area than that of the solid polymer electrolyte membrane 38. In the anode electrode 40, a porous sheet layer 44a is arranged on an entire power generating surface between an electrode catalyst layer 40a and a gas diffusion layer 40b. In the cathode electrode 42, a porous sheet layer 44b is arranged on the entire power generating surface between an electrode catalyst layer 42a and a gas diffusion layer 42b. The porous sheet layers 44a and 44b have respective folded portions 44aa and 44bb that are folded back at respective outer peripheral edges of the gas diffusion layers 40b and 42b so as to cover the respective outer peripheral edges.
摘要翻译：要解决的问题：提供可靠地防止气体扩散层与固体高分子电解质膜接触的燃料电池，有效保护固体高分子电解质膜。解决方案：燃料电池10具有膜电极组件12，阳极隔板14和阴极隔板16.在固体聚合物电解质膜38的两个侧面上，膜电极组件12具有阳极电极40，以及阴极电极42，其表面积比固体高分子电解质膜38的面积小。在阳极电极40中，在电极催化剂层40a和气体之间的整个发电面上配置多孔质片层44a 扩散层40b。在阴极电极42中，在电极催化剂层42a和气体扩散层42b之间的发电面整体上配置多孔质片层44b。多孔片层44a和44b具有各自的折叠部分44aa和44bb，其折叠在气体扩散层40b和42b的相应的外周边缘处以覆盖相应的外周边缘。版权所有（C）2013，JPO＆INPIT

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