公开(公告)号：US20080274390A1

公开(公告)日：2008-11-06

申请号：US12216844

申请日：2008-07-11

申请人： Hideyuki Ueda ,  Chao-Yang Wang

发明人： Hideyuki Ueda ,  Chao-Yang Wang

IPC分类号： H01M2/00

CPC分类号： H01M4/8657 ,  H01M4/8605 ,  H01M4/8636 ,  H01M8/0234 ,  H01M8/0239 ,  H01M8/0243 ,  H01M8/0245 ,  H01M8/0258 ,  H01M8/0263 ,  H01M8/0265 ,  H01M8/04291 ,  H01M8/1009 ,  Y02E60/523

摘要： An anode electrode for use in a fuel cell comprises a stacked structure including, in sequence: a catalyst layer, a hydrophobic, microporous layer (“MPL”), a porous gas diffusion layer (“GDL”), and an anode plate with at least one recessed fuel supply-fuel/gas exhaust channel formed in a surface thereof facing the GDL, wherein the stacked structure further comprises at least one hydrophobic region aligned with the at least one recessed channel. The electrode is useful in direct oxidation fuel cells and systems, such as direct methanol fuel cells operating with highly concentrated liquid fuel.

公开(公告)号：US07413826B2

公开(公告)日：2008-08-19

申请号：US11355242

申请日：2006-02-16

申请人： Hideyuki Ueda ,  Chao-Yang Wang

发明人： Hideyuki Ueda ,  Chao-Yang Wang

IPC分类号： H01M2/14 ,  H01M2/00 ,  H01M2/02 ,  H01M4/00

CPC分类号： H01M4/8657 ,  H01M4/8605 ,  H01M4/8636 ,  H01M8/0234 ,  H01M8/0239 ,  H01M8/0243 ,  H01M8/0245 ,  H01M8/0258 ,  H01M8/0263 ,  H01M8/0265 ,  H01M8/04291 ,  H01M8/1009 ,  Y02E60/523

摘要： An anode electrode for use in a fuel cell comprises a stacked structure including, in sequence: a catalyst layer, a hydrophobic, microporous layer (“MPL”), a porous gas diffusion layer (“GDL”), and an anode plate with at least one recessed fuel supply-fuel/gas exhaust channel formed in a surface thereof facing the GDL, wherein the stacked structure further comprises at least one hydrophobic region aligned with the at least one recessed channel. The electrode is useful in direct oxidation fuel cells and systems, such as direct methanol fuel cells operating with highly concentrated liquid fuel.

摘要翻译： 用于燃料电池的阳极电极包括层叠结构，其顺序包括：催化剂层，疏水性，微孔层（“MPL”），多孔气体扩散层（“GDL”）和阳极板，其具有 在其面对GDL的表面中形成的至少一个凹陷燃料供应 - 燃料/排气通道，其中所述堆叠结构还包括与所述至少一个凹陷通道对准的至少一个疏水区域。 该电极可用于直接氧化燃料电池和系统，例如用高度浓缩的液体燃料运行的直接甲醇燃料电池。

公开(公告)号：US20070190401A1

公开(公告)日：2007-08-16

申请号：US11355242

申请日：2006-02-16

申请人： Hideyuki Ueda ,  Chao-Yang Wang

发明人： Hideyuki Ueda ,  Chao-Yang Wang

IPC分类号： H01M4/94 ,  H01M8/02

CPC分类号： H01M4/8657 ,  H01M4/8605 ,  H01M4/8636 ,  H01M8/0234 ,  H01M8/0239 ,  H01M8/0243 ,  H01M8/0245 ,  H01M8/0258 ,  H01M8/0263 ,  H01M8/0265 ,  H01M8/04291 ,  H01M8/1009 ,  Y02E60/523

摘要： An anode electrode for use in a fuel cell comprises a stacked structure including, in sequence: a catalyst layer, a hydrophobic, microporous layer (“MPL”), a porous gas diffusion layer (“GDL”), and an anode plate with at least one recessed fuel supply-fuel/gas exhaust channel formed in a surface thereof facing the GDL, wherein the stacked structure further comprises at least one hydrophobic region aligned with the at least one recessed channel. The electrode is useful in direct oxidation fuel cells and systems, such as direct methanol fuel cells operating with highly concentrated liquid fuel. An anode electrode for use in a fuel cell comprises a stacked structure including, in sequence: a catalyst layer, a hydrophobic, microporous layer (“MPL”), a porous gas diffusion layer (“GDL”), and an anode plate with at least one recessed fuel supply-fuel/gas exhaust channel formed in a surface thereof facing the GDL, wherein the stacked structure further comprises at least one hydrophobic region aligned with the at least one recessed channel. The electrode is useful in direct oxidation fuel cells and systems, such as direct methanol fuel cells operating with highly concentrated liquid fuel.

摘要翻译： 用于燃料电池的阳极电极包括层叠结构，其顺序包括：催化剂层，疏水性，微孔层（“MPL”），多孔气体扩散层（“GDL”）和阳极板，其具有 在其面对GDL的表面中形成的至少一个凹陷燃料供应 - 燃料/排气通道，其中所述堆叠结构还包括与所述至少一个凹陷通道对准的至少一个疏水区域。 该电极可用于直接氧化燃料电池和系统，例如用高度浓缩的液体燃料运行的直接甲醇燃料电池。 用于燃料电池的阳极电极包括层叠结构，其顺序包括：催化剂层，疏水性，微孔层（“MPL”），多孔气体扩散层（“GDL”）和阳极板，其具有 在其面对GDL的表面中形成的至少一个凹陷燃料供应 - 燃料/排气通道，其中所述堆叠结构还包括与所述至少一个凹陷通道对准的至少一个疏水区域。 该电极可用于直接氧化燃料电池和系统，例如用高度浓缩的液体燃料运行的直接甲醇燃料电池。

公开(公告)号：US07807317B2

公开(公告)日：2010-10-05

申请号：US12216844

申请日：2008-07-11

申请人： Hideyuki Ueda ,  Chao-Yang Wang

发明人： Hideyuki Ueda ,  Chao-Yang Wang

IPC分类号： H01M2/14 ,  H01M2/00 ,  H01M2/02 ,  H01M4/00

CPC分类号： H01M4/8657 ,  H01M4/8605 ,  H01M4/8636 ,  H01M8/0234 ,  H01M8/0239 ,  H01M8/0243 ,  H01M8/0245 ,  H01M8/0258 ,  H01M8/0263 ,  H01M8/0265 ,  H01M8/04291 ,  H01M8/1009 ,  Y02E60/523

摘要： An anode electrode for use in a fuel cell comprises a stacked structure including, in sequence: a catalyst layer, a hydrophobic, microporous layer (“MPL”), a porous gas diffusion layer (“GDL”), and an anode plate with at least one recessed fuel supply-fuel/gas exhaust channel formed in a surface thereof facing the GDL, wherein the stacked structure further comprises at least one hydrophobic region aligned with the at least one recessed channel. The electrode is useful in direct oxidation fuel cells and systems, such as direct methanol fuel cells operating with highly concentrated liquid fuel.

摘要翻译： 用于燃料电池的阳极电极包括层叠结构，其顺序包括：催化剂层，疏水性，微孔层（“MPL”），多孔气体扩散层（“GDL”）和阳极板，其具有 在其面对GDL的表面中形成的至少一个凹陷燃料供应 - 燃料/排气通道，其中所述堆叠结构还包括与所述至少一个凹陷通道对准的至少一个疏水区域。 该电极可用于直接氧化燃料电池和系统，例如用高度浓缩的液体燃料运行的直接甲醇燃料电池。

公开(公告)号：US20140087284A1

公开(公告)日：2014-03-27

申请号：US13980026

申请日：2012-10-11

申请人： Hideyuki Ueda

发明人： Hideyuki Ueda

IPC分类号： H01M8/10

CPC分类号： H01M8/1055 ,  H01M4/8605 ,  H01M4/8642 ,  H01M4/881 ,  H01M8/1009 ,  H01M8/1011 ,  H01M2008/1095 ,  Y02E60/523

摘要： A direct oxidation fuel cell with high catalyst utilization efficiency and excellent power generation characteristics. The unit cell includes: a membrane-electrode assembly including an anode, a cathode, and an electrolyte membrane interposed therebetween; and anode-side and cathode-side separators being in contact with the anode and cathode, respectively. The anode and cathode each includes a catalyst layer disposed on one principal surface of the electrolyte membrane. At least one of the anode and cathode catalyst layers has a center portion and a peripheral portion surrounding the center portion. The catalyst amounts C2b and C2c per unit projected area of regions facing the midstream and downstream of the flow channel of the separator within the peripheral portion are each smaller than the catalyst amount C1 per unit projected area of the center portion.

摘要翻译： 具有高催化剂利用效率和优异发电特性的直接氧化型燃料电池。 单位电池包括：膜 - 电极组件，其包括阳极，阴极和介于其间的电解质膜; 并且阳极侧和阴极侧隔板分别与阳极和阴极接触。 阳极和阴极各自包括设置在电解质膜的一个主表面上的催化剂层。 阳极和阴极催化剂层中的至少一个具有围绕中心部分的中心部分和周边部分。 在周边部分内的分离器的流路的中游和下游的区域的每单位投影面积的催化剂量C2b和C2c分别小于中心部分的每单位投影面积的催化剂量C1。

公开(公告)号：US07964323B2

公开(公告)日：2011-06-21

申请号：US12103796

申请日：2008-04-16

申请人： Hideyuki Ueda

发明人： Hideyuki Ueda

IPC分类号： H01M4/02 ,  H01M8/10

CPC分类号： H01M4/8605 ,  H01M4/8636 ,  H01M8/04089 ,  H01M8/0668 ,  H01M8/1004 ,  H01M8/1011 ,  H01M2008/1095 ,  Y02E60/523

摘要： A direct oxidation fuel cell of this invention has at least one unit cell including: a membrane-electrode assembly including an electrolyte membrane sandwiched between an anode and a cathode, each of the anode and the cathode including a catalyst layer and a diffusion layer; an anode-side separator with a fuel flow channel for supplying a fuel to the anode; and a cathode-side separator with an oxidant flow channel for supplying an oxidant to the cathode. The catalyst layer of at least one of the anode and the cathode includes high-porosity regions and low-porosity regions, and the high-porosity regions and the low-porosity regions are arranged in a mixed configuration.

摘要翻译： 本发明的直接氧化燃料电池具有至少一个单电池，包括：膜 - 电极组件，其包括夹在阳极和阴极之间的电解质膜，阳极和阴极中的每一个包括催化剂层和扩散层; 具有用于向阳极供应燃料的燃料流动通道的阳极侧分离器; 以及具有用于向阴极供应氧化剂的氧化剂流动通道的阴极侧隔板。 阳极和阴极中的至少一个的催化剂层包括高孔隙率区域和低孔隙率区域，并且高孔隙率区域和低孔隙率区域以混合构造排列。

公开(公告)号：US20110091795A1

公开(公告)日：2011-04-21

申请号：US12978909

申请日：2010-12-27

申请人： Takashi AKIYAMA ,  Junji Niikura ,  Kohji Yuasa ,  Yukihiro Okada ,  Satoshi Shibutani ,  Hideyuki Ueda

发明人： Takashi AKIYAMA ,  Junji Niikura ,  Kohji Yuasa ,  Yukihiro Okada ,  Satoshi Shibutani ,  Hideyuki Ueda

IPC分类号： H01M8/04 ,  H01M2/00

CPC分类号： H01M8/04208 ,  H01M8/0284 ,  H01M8/2475

摘要： A fuel container for storing a fuel liquid for a fuel cell has a double wall structure including an inner container for storing a fuel liquid and an outer container for housing the inner container, and a material capable of retaining the fuel between the inner container and the outer container. A fuel cell pack includes a fuel cell and a fuel container for storing a fuel liquid for the fuel cell. The fuel cell pack includes a double wall exterior casing having an inner casing for housing the fuel cell and the fuel container and an outer casing for housing the inner casing, and a material capable of retaining the fuel between the inner casing and the outer casing.

摘要翻译： 用于储存燃料电池用燃料液体的燃料容器具有双层壁结构，该双层壁结构包括用于储存燃料液的内部容器和用于容纳内部容器的外部容器，以及能够将燃料保持在内部容器和内部容器之间的材料 外容器。 燃料电池组包括燃料电池和用于存储用于燃料电池的燃料液体的燃料容器。 燃料电池组包括双壁外壳，其具有用于容纳燃料电池和燃料容器的内壳和用于容纳内壳的外壳，以及能够将燃料保持在内壳和外壳之间的材料。

公开(公告)号：US07824812B2

公开(公告)日：2010-11-02

申请号：US11808162

申请日：2007-06-07

申请人： Hideyuki Ueda ,  Masahiro Takada

发明人： Hideyuki Ueda ,  Masahiro Takada

IPC分类号： H01M8/06 ,  H01M8/04

CPC分类号： H01M8/04156 ,  H01M8/04186 ,  H01M8/0662 ,  H01M8/0687

摘要： A fuel cell system includes a fuel cell including at least one unit cell having an anode, an anode-side flow channel for supplying a fuel to the anode, a cathode, and a cathode-side flow channel for supplying an oxidant to the cathode. The fuel cell system further includes a gas-liquid separator for catalytically purifying the effluent from the anode and the effluent from the cathode to collect liquid. The gas-liquid separator is connected to an anode-side discharge path for the effluent and a cathode-side discharge path for the effluent, which are in fluid communication with a fuel outlet of the anode-side flow channel and an oxidant outlet of the cathode-side flow channel, respectively.

摘要翻译： 燃料电池系统包括燃料电池，其包括至少一个具有阳极的单元电池，用于向阳极供应燃料的阳极侧流动通道，用于向阴极供应氧化剂的阴极和阴极侧流动通道。 燃料电池系统还包括用于催化净化来自阳极的流出物和来自阴极的流出物以收集液体的气液分离器。 气液分离器连接到用于流出物的阳极侧排放路径和用于流出物的阴极侧排放路径，其与阳极侧流动通道的燃料出口和氧化剂出口流体连通 阴极侧流路。

公开(公告)号：US20090068580A1

公开(公告)日：2009-03-12

申请号：US12208770

申请日：2008-09-11

申请人： Masanori Rimoto ,  Masakazu Nakada ,  Hideyuki Ueda

发明人： Masanori Rimoto ,  Masakazu Nakada ,  Hideyuki Ueda

IPC分类号： C09K3/00

CPC分类号： C09K3/00 ,  B82Y30/00 ,  C01P2004/64 ,  C09C1/3684 ,  G03G9/00 ,  G03G9/08755 ,  G03G9/09708 ,  G03G9/09716

摘要： An external additive including titanium dioxide having a water-soluble component of at least 0.2% by weight and a fluorosilane compound, wherein the titanium dioxide is surface-reformed by the fluorosilane compound.

摘要翻译： 包含水溶性成分为0.2重量％以上的二氧化钛和氟硅烷化合物的外部添加剂，其中二氧化钛被氟硅烷化合物进行表面改性。

公开(公告)号：US20070287054A1

公开(公告)日：2007-12-13

申请号：US11808162

申请日：2007-06-07

申请人： Hideyuki Ueda ,  Masahiro Takada

发明人： Hideyuki Ueda ,  Masahiro Takada

IPC分类号： H01M8/06 ,  H01M8/04

CPC分类号： H01M8/04156 ,  H01M8/04186 ,  H01M8/0662 ,  H01M8/0687

摘要： A fuel cell system includes a fuel cell including at least one unit cell having an anode, an anode-side flow channel for supplying a fuel to the anode, a cathode, and a cathode-side flow channel for supplying an oxidant to the cathode. The fuel cell system further includes a gas-liquid separator for catalytically purifying the effluent from the anode and the effluent from the cathode to collect liquid. The gas-liquid separator is connected to an anode-side discharge path for the effluent and a cathode-side discharge path for the effluent, which are in fluid communication with a fuel outlet of the anode-side flow channel and an oxidant outlet of the cathode-side flow channel, respectively.

摘要翻译： 燃料电池系统包括燃料电池，其包括至少一个具有阳极的单元电池，用于向阳极供应燃料的阳极侧流动通道，用于向阴极供应氧化剂的阴极和阴极侧流动通道。 燃料电池系统还包括用于催化净化来自阳极的流出物和来自阴极的流出物以收集液体的气液分离器。 气液分离器连接到用于流出物的阳极侧排放路径和用于流出物的阴极侧排放路径，其与阳极侧流动通道的燃料出口和氧化剂出口流体连通 阴极侧流路。