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    • 3. 发明专利
    • Membrane-electrode assembly, manufacturing method for the same and polymer electrolyte fuel cell
    • 膜电极组件及其制造方法及聚合物电解质燃料电池
    • JP2008311147A
    • 2008-12-25
    • JP2007159421
    • 2007-06-15
    • Sumitomo Chemical Co Ltd住友化学株式会社
    • SHINODA HIROSHIKURITA HIROYUKISAITO SHINKURODA RYUMA
    • H01M4/86H01M8/02H01M8/10
    • Y02P70/56
    • PROBLEM TO BE SOLVED: To provide a membrane-electrode assembly with sufficiently excelling power generating performance, to provide a simple manufacturing method for the same and furthermore to obtain even more improvement in the power generating performance in a polymer electrolyte fuel cell using the same. SOLUTION: The membrane-electrode assembly 20 is provided with an anode catalyst layer 14a and a cathode catalyst layer 14b which are arranged facing each other and a polymer electrolyte film 12 provided between the anode catalyst layer 14a and the cathode catalyst layer 14b. The anode catalyst layer 14a contains catalyst and fluorine system polymer electrolyte and the cathode catalyst layer 14b contains the catalyst and hydrocarbon system polymer electrolyte. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供具有足够优异的发电性能的膜 - 电极组件,为了提供简单的制造方法,并且进一步获得使用高分子电解质燃料电池的发电性能的更多的改进, 一样。 解决方案:膜 - 电极组件20设置有彼此相对布置的阳极催化剂层14a和阴极催化剂层14b,以及设置在阳极催化剂层14a和阴极催化剂层14b之间的聚合物电解质膜12 。 阳极催化剂层14a含有催化剂和氟系聚合物电解质,阴极催化剂层14b含有催化剂和烃系聚合物电解质。 版权所有(C)2009,JPO&INPIT
    • 4. 发明专利
    • Membrane-electrode conjugant
    • 膜电极相关
    • JP2008140779A
    • 2008-06-19
    • JP2007290535
    • 2007-11-08
    • Sumitomo Chemical Co Ltd住友化学株式会社
    • SAITO SHINKURODA RYUMA
    • H01M8/02H01M4/88H01M4/92H01M8/10
    • H01M8/1004H01M4/92H01M8/04291H01M8/1027H01M8/1032H01M8/1067Y02P70/56
    • PROBLEM TO BE SOLVED: To provide a membrane-electrode conjugant providing a polymer electrolyte fuel cell in which power generation performance is substantially increased, and to provide its manufacturing method.
      SOLUTION: (1) The membrane-electrode conjugant is obtained by forming a catalyst layer on both sides of an electrolyte membrane. The membrane-electrode conjugant has water flow resistance obtained by a formula (F1) of 10 μm×g/meq or smaller, and a platinum content contained in at least one catalyst layer of 0.02-0.20 mg/cm
      2 . (2) The membrane-electrode conjugant is manufactured by forming a catalyst layer by directly applying a catalyst ink to the electrolyte membrane. (3) The polymer electrolyte fuel cell has the membrane-electrode conjugant of (1) or (2). The formula (F1) is expressed by: (water movement resistance) = (membrane thickness (μm) of electrolyte membrane) / (ion exchange capacity (meq/g) of electrolyte membrane).
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供提供发电性能大大提高的聚合物电解质燃料电池的膜电极共轭体,并提供其制造方法。 解决方案:(1)通过在电解质膜的两面形成催化剂层来获得膜 - 电极共轭体。 膜 - 电极共轭物具有通过式(F1)为10μm×g / meq或更小的水流阻力,并且至少一个催化剂层中含有的铂含量为0.02-0.20mg / cm 2, SP>。 (2)通过在电解质膜上直接涂布催化剂油墨形成催化剂层来制造膜 - 电极共轭体。 (3)聚合物电解质型燃料电池具有(1)或(2)的膜电极共轭体。 公式(F1)由(水运动阻力)=(电解质膜的膜厚(μm))/(电解质膜的离子交换容量(meq / g))表示。 版权所有(C)2008,JPO&INPIT
    • 5. 发明专利
    • Porous film and separator for nonaqueous electrolyte secondary battery
    • 多孔电解液和非电解二次电池分离器
    • JP2008081535A
    • 2008-04-10
    • JP2006260253
    • 2006-09-26
    • Sumitomo Chemical Co Ltd住友化学株式会社
    • TAKADA ATSUHIROKURODA RYUMAKUMAMOTO SHINICHI
    • C08J9/00C08J5/18H01M2/16H01M10/058
    • H01M2/1653H01M10/052
    • PROBLEM TO BE SOLVED: To obtain a porous film for a low-temperature shutdown when used as a separator for a battery and a temperature is above an ordinary use temperature. SOLUTION: The porous film is formed from a polyolefin-based resin comprising an ethylene-α-olefin copolymer composed of an ethylene-derived constituent unit and a constituent unit derived from one or more kinds of monomers selected from 4-10C α-olefins and has a shutdown temperature of ≤125°C. The porous film has a piercing strength of ≥250 gf. The porous film has the intrinsic viscosity [η] of the ethylene-α-olefin copolymer of ≥9.1 dl/g and ≤15.0 dl/g and the number of the short chain branches (SCB) ≥4.8 and ≤20.0 based on 1,000 carbon atoms in the copolymer. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了获得用作电池隔板的温度低的多孔膜,并且温度高于普通使用温度。 解决方案:多孔膜由包含由乙烯衍生的构成单元构成的乙烯-α-烯烃共聚物和衍生自一种或多种选自4-10Cα的单体的构成单元的聚烯烃基树脂形成 并具有≤125℃的关闭温度。 多孔膜的穿孔强度≥250gf。 多孔膜的乙烯-α-烯烃共聚物的特性粘度[η]≥9.1dl/ g,≤15.0dl/ g,短链分支数(SCB)≥4.8和≤20.0,基于1,000碳 共聚物中的原子。 版权所有(C)2008,JPO&INPIT
    • 6. 发明专利
    • Polymer electrolyte emulsion and use thereof
    • 聚合物电解乳液及其用途
    • JP2008031464A
    • 2008-02-14
    • JP2007173798
    • 2007-07-02
    • Sumitomo Chemical Co Ltd住友化学株式会社
    • KURODA RYUMASAITO SHINKURITA HIROYUKIMASUI KENTARO
    • C08G75/23C08G65/40C08G65/48H01B1/20H01M4/86H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a polymer electrolyte emulsion suitable for an electrode material which dramatically improves capability of generating electricity related to a membrane-electrode assembly for a fuel cell. SOLUTION: [1] The polymer electrolyte emulsion comprises polymer electrolyte particles dispersed in a dispersion medium, wherein the polymer electrolyte contained in the polymer electrolyte particles is a block copolymer which is composed of a segment having an acidic group and a segment substantially having no ion exchange group. [2] The polymer electrolyte emulsion is the polymer electrolyte emulsion of [1] having a segment represented by formula (1) as the segment having the acidic group, wherein m represents an integer of ≥5, Ar 1 represents a divalent aromatic group having an acidic group. [3] A catalyst layer which is obtained by a catalyst composition including the polymer electrolyte emulsion disclosed in the above and a catalyst component, a membrane-electrode assembly having the catalyst layer and a solid polymer fuel cell are described. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供适合于电极材料的聚合物电解质乳液,其显着地提高与用于燃料电池的膜 - 电极组件相关的发电能力。 <1>解决方案:[1]聚合物电解质乳液包含分散在分散介质中的聚合物电解质颗粒,其中包含在聚合物电解质颗粒中的聚合物电解质是嵌段共聚物,其由具有酸性基团的链段和基本上 没有离子交换基团。 [2]聚合物电解质乳液是[1]的具有由式(1)表示的链段作为具有酸性基团的片段的聚合物电解质乳液,其中m表示≥5的整数,Ar 1 表示具有酸性基团的二价芳族基团。 [3]一种催化剂层,其通过包含上述公开的高分子电解质乳液的催化剂组合物和催化剂组分得到,具有催化剂层的膜 - 电极组件和固体聚合物燃料电池。 版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Polymer electrolyte composition and its use
    • 聚合物电解质组合物及其用途
    • JP2007217675A
    • 2007-08-30
    • JP2007007774
    • 2007-01-17
    • Sumitomo Chemical Co Ltd住友化学株式会社
    • MACHIDA YOICHIROKURODA RYUMA
    • C08L101/06H01B1/06H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a polymer electrolyte film excellent in radical resistance and a polymer electrolyte composition providing the polymer electrolyte film and further to provide a solid polymer type fuel cell using the polymer electrolyte film. SOLUTION: [1] The polymer electrolyte composition comprises (a) a polymer electrolyte having a strong acid group, (b) a compound having at least one group containing a pentavalent phosphorous atom and (c) an antioxidant. [2] In the polymer electrolyte composition represented by the item [1], the component (b) comprises, preferably, a copolymer represented by formula (6) (wherein Z is a sulfonyl group or a carbonyl group; Ar is a divalent aromatic group; R 1 and R 2 are each a hydrogen atom or a monovalent organic group). [3] The polymer electrolyte film is obtained by using the polymer electrolyte composition represented by the item [1] or [2]. [4] A fuel cell is obtained by using the polymer electrolyte film represented by the item [3]. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种具有优异的耐自由基性的聚合物电解质膜和提供该聚合物电解质膜的聚合物电解质组合物,并进一步提供一种使用该聚合物电解质膜的固体聚合物型燃料电池。 解决方案:[1]聚合物电解质组合物包含(a)具有强酸基的聚合物电解质,(b)具有至少一个含有五价磷原子的基团的化合物和(c)抗氧化剂。 [2]在上述[1]所述的高分子电解质组合物中,优选成分(b)由式(6)表示的共聚物(其中Z为磺酰基或羰基; Ar为二价芳香族 基团; R 1 和R 2 各自为氢原子或一价有机基团)。 [3]通过使用由[1]或[2]所述的高分子电解质组合物得到高分子电解质膜。 通过使用由[3]项所示的高分子电解质膜获得燃料电池。 版权所有(C)2007,JPO&INPIT
    • 8. 发明专利
    • Porous membrane complex for fuel cell, electrolyte membrane-electrode-porous membrane complex for fuel cell, and manufacturing method of them
    • 用于燃料电池的多孔膜复合物,用于燃料电池的电解质膜 - 电极 - 多孔膜复合物及其制造方法
    • JP2010192392A
    • 2010-09-02
    • JP2009038034
    • 2009-02-20
    • Sumitomo Chemical Co Ltd住友化学株式会社
    • KURITA HIROYUKISAITO SHINKURODA RYUMA
    • H01M8/02H01M8/10
    • Y02P70/56
    • PROBLEM TO BE SOLVED: To provide a porous membrane complex for a fuel cell enabling of easy achievement of a fuel cell having a high sealing property compared with a conventional one, to provide an electrolyte membrane-electrode-porous membrane complex for a fuel cell, and to provide manufacturing methods of them. SOLUTION: The porous membrane complex for a fuel cell 10 is provided with a conductive porous membrane 3, and a gasket 2 formed of resin and fitted in a ring shape at an outer peripheral edge part of the conductive porous membrane 3. The gasket 2 includes an impregnated part 2b with resin impregnated over a whole thickness direction of the conductive porous membrane 3 in that 3, and a protrusion part 2a protruded to a thickness direction of the conductive porous membrane 3 from the impregnated part 2b. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题为了提供一种燃料电池用多孔膜复合体,能够容易地实现与以往相比具有高密封性的燃料电池,从而提供一种电解质膜 - 电极 - 多孔膜复合物,用于 燃料电池,并提供它们的制造方法。 解决方案:用于燃料电池10的多孔膜复合物设置有导电性多孔膜3和由树脂形成的垫圈2,并且在导电性多孔膜3的外周缘部嵌合成环状。 衬垫2包括浸渍部分2b,浸渍部分2b具有浸渍在导电性多孔膜3的整个厚度方向上的树脂3,以及从浸渍部分2b向导电性多孔膜3的厚度方向突出的突起部分2a。 版权所有(C)2010,JPO&INPIT