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1. 发明专利

JP2007329015A Polymer electrolyte membrane, membrane electrode assembly, and fuel cell using it 有权
标题翻译：聚合物电解质膜，膜电极组件和燃料电池
公开(公告)号：JP2007329015A
公开(公告)日：2007-12-20
申请号：JP2006159202
申请日：2006-06-08
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： ONUMA ATSUHIKO , HONBOU HIDETOSHI , KOBAYASHI TOSHIYUKI
IPC分类号： H01M8/02 , H01B1/06 , H01M8/10
CPC分类号： H01M8/1011 , H01M8/1027 , H01M8/1032 , H01M8/1053 , H01M8/106 , H01M2300/0094 , Y02E60/523
摘要： PROBLEM TO BE SOLVED: To provide an electrolyte membrane and a membrane electrode assembly which are low in cost and have a long life since deterioration caused by peroxides generated in an air pole electrode catalyst layer is slow. SOLUTION: The electrolyte membrane has a first electrolyte layer having ion conductivity, a second electrolyte layer which has the ion conductivity, and which is thicker, or larger in the ion-exchange equivalent, or larger in the number average molecular weight than that the first electrolyte membrane has when methanol is brought into contact with the surface, and a porous layer into which an ion conductive electrolyte formed between the first electrode layer and the second electrode layer is impregnated. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：解决的问题：提供一种成本低且寿命长的电解质膜和膜电极组件，因为在空气极电极催化剂层中产生的过氧化物引起的劣化是缓慢的。解决方案：电解质膜具有离子传导性的第一电解质层，具有离子传导性的第二电解质层，离子交换当量更大或更大，数均分子量大于数均分子量第一电解质膜在甲醇与表面接触时具有多孔层，并且在第一电极层和第二电极层之间形成有离子导电电解质的多孔层被浸渍。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2005050822A Lithium secondary cell 审中-公开
标题翻译：锂二次细胞
公开(公告)号：JP2005050822A
公开(公告)日：2005-02-24
申请号：JP2004279352
申请日：2004-09-27
申请人： Hitachi Chem Co Ltd , Hitachi Ltd , 日立化成工業株式会社 , 株式会社日立製作所
发明人： HONBOU HIDETOSHI , TAKEUCHI SEIJI , MOMOSE HIDETO , HORIBA TATSUO , MURANAKA TADASHI , ISHII YOSHITO
IPC分类号： C01B31/04 , H01M4/02 , H01M4/36 , H01M4/587 , H01M10/05 , H01M10/0525 , H01M4/58 , H01M10/40
CPC分类号： Y02E60/122
摘要： PROBLEM TO BE SOLVED: To provide a carbon material having large lithium storage/release capacity and its manufacturing method, as well as a nonaqueous system secondary cell having high capacity using above and a good rapid charge and discharge property. SOLUTION: The nonaqueous system secondary cell is structured using graphite powder with a particle diameter of 100μm or less and a rhombohedral structure ratio existing in a crystal structure of 20% or less as a negative electrode active material. The graphite powder like this can be obtained by carrying out a heating process at a temperature of 900°C or more after the graphite is pulverized by a jet mill. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供具有大的锂储存/释放能力的碳材料及其制造方法，以及具有高容量并且具有良好快速充放电性能的非水系二次电池。解决方案：非水系二次电池使用粒径为100μm以下的石墨粉末和晶体结构中存在的菱形结构比例为20％以下，作为负极活性物质。这样的石墨粉末可以通过在喷射磨机粉碎石墨之后在900℃以上的温度下进行加热处理而获得。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2003323902A Fuel cell power generator and portable device using the same 审中-公开
标题翻译：燃料电池发电机和使用它的便携式设备
公开(公告)号：JP2003323902A
公开(公告)日：2003-11-14
申请号：JP2002131070
申请日：2002-05-07
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： HONBOU HIDETOSHI , KAMO YUICHI
IPC分类号： H01M8/02 , H01M8/04 , H01M8/06 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To propose a fuel cell power generator capable of continuing power generation easily by fuel replenishment, without being charged upon every consumption of a certain quantity of power like a secondary battery, and to realize the power generator with high reliability in which a plurality of single cells are connected in series without loss of volume energy density, and a portable device using this power generator. SOLUTION: The power generator comprises a power generating section incorporating a plurality of single cells, and an adapter section for connecting the single cells in series, so that it is free from loss of volume energy density. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提出一种能够通过燃料补充容易地持续发电的燃料电池发电机，而不会在二次电池的每次消耗一定量的电力时被充电，并且实现具有高的功率发生器多个单个电池串联而不损失体积能量密度的可靠性，以及使用该发电机的便携式装置。解决方案：发电机包括结合有多个单个电池的发电部分和用于串联连接单个电池的适配器部分，使得其没有体积能量密度的损失。版权所有（C）2004，JPO

4. 发明专利

JP2007280740A Electrolyte, electrolyte membrane, membrane-electrode assembly using it, fuel cell power supply, and fuel cell power supply system 审中-公开
标题翻译：电解质，电解质膜，使用其的膜电极组件，燃料电池电源和燃料电池电源系统
公开(公告)号：JP2007280740A
公开(公告)日：2007-10-25
申请号：JP2006104808
申请日：2006-04-06
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KOYAMA TORU , MORISHIMA SHIN , HONBOU HIDETOSHI
IPC分类号： H01M8/02 , H01B1/06 , H01M8/10
CPC分类号： C08J5/2256 , C08J2371/12 , C08J2381/06 , H01M8/1027 , H01M8/1032 , H01M8/241 , H01M2300/0082 , Y02E60/523
摘要： PROBLEM TO BE SOLVED: To solve problems that in a direct method fuel cell (DMFC) using a hydrogen series electrolyte membrane, reduced wall thickness and breakage occur from a cathode side of an electrolyte membrane, battery performance is reduced, and power generation becomes impossible in several hundred hours after starting to supply a fuel.
SOLUTION: By introducing a sulfoalkyl group or a sulfonic acid group to the hydrocarbon based electrolyte membrane as a proton conductive group, and by introducing a phosphor-alkyl group as an oxidation resistance granting group, this is not dissolved into a methanol water solution of the fuel, and stable power generation of a long time becomes possible. Moreover, by using a hydrocarbon based electrolyte in which the sulfoalkyl group or the sulfonic acid group is introduced as an electrolyte of an electrode and as the proton conductive group, in which the phosphoalkyl group is introduced as the oxidation resistance donating group, the DMFC which is inexpensive and which is capable of being stable for a long time can be obtained.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题为了解决直接方法使用氢系电解质膜的电池（DMFC），由电解质膜的阴极侧发生的壁厚减小和断裂的问题，电池性能降低，功率在开始供应燃料后几百小时内，一代就变得不可能了。解决方案：通过在作为质子传导性基团的烃类电解质膜中引入磺基烷基或磺酸基，并且通过引入荧光体 - 烷基作为抗氧化剂赋予剂，不溶于甲醇水燃料的解决方案和长时间的稳定发电成为可能。此外，通过使用其中引入磺基烷基或磺酸基的烃基电解质作为电极的电解质和其中引入磷酸烷基作为抗氧化电阻供体基团的质子传导基团，DMFC 便宜，能够长时间稳定。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2005340150A Fuel cell power source, method of operation therefor and portable electronic equipment using the fuel cell power source 有权
标题翻译：燃料电池电源，其使用方法和使用燃料电池电源的便携式电子设备
公开(公告)号：JP2005340150A
公开(公告)日：2005-12-08
申请号：JP2004207996
申请日：2004-07-15
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KOYAMA TORU , KUBOTA OSAMU , HONBOU HIDETOSHI , SOMA KENICHI
IPC分类号： H01M4/86 , H01M4/96 , H01M8/00 , H01M8/02 , H01M8/04 , H01M8/10
CPC分类号： H01M8/1011 , H01M4/8626 , H01M8/04194 , H01M8/1023 , H01M8/1027 , H01M8/1032 , H01M8/1039 , H01M2004/8684 , H01M2008/1095 , H01M2250/20 , Y02E60/523 , Y02T90/32
摘要： PROBLEM TO BE SOLVED: To make a fuel cell power source smaller than the fuel cell power source that necessitates two or more pumps. SOLUTION: The fuel cell is provided with a means of supplying liquid fuel and water supplied to an anode with one pump in time division manner. Thus, (1) since a concentration control mechanism for detecting the concentration of the liquid fuel and maintaining a specified concentration is used in conventional fuel cells carrying out circulated use of fuel cell, a plurality of pumps, such as the pump to transport high concentration liquid fuel and the pump transporting water were necessary. Furthermore, the problem is solved, wherein the fuel cell power source itself being enlarged, due to the use of a plurality of pumps and having the occupancy space by auxiliary machinery, such as the pumps becoming large as a result. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：使燃料电池电源小于需要两个或更多个泵的燃料电池电源。解决方案：燃料电池设置有以时间分配方式以一个泵供应到阳极的液体燃料和水的装置。因此，（1）由于用于检测液体燃料浓度并保持规定浓度的浓度控制机构用于进行循环使用燃料电池的常规燃料电池中，所以多个泵例如泵输送高浓度液体燃料和泵输送水是必要的。此外，解决了这样的问题，其中由于使用多个泵并且由于诸如泵变得较大的辅助机械而具有占用空间，燃料电池电源本身被扩大。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2005276747A Solid polymer electrolyte composite film, solid polymer electrolyte composite film/electrode junction, and fuel cell using the same 有权
标题翻译：固体聚合物电解质复合膜，固体聚合物电解质复合膜/电极接头和使用其的燃料电池
公开(公告)号：JP2005276747A
公开(公告)日：2005-10-06
申请号：JP2004091737
申请日：2004-03-26
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： MORISHIMA SHIN , HONBOU HIDETOSHI , KOBAYASHI TOSHIYUKI
IPC分类号： B32B5/18 , B32B27/32 , H01B1/06 , H01M8/02 , H01M8/10
CPC分类号： Y02E60/523
摘要： PROBLEM TO BE SOLVED: To provide a solid polymer electrolyte composite film with little dimensional changes and excellent durability. SOLUTION: The solid polymer electrolyte composite film 1 is composed of solid polymer electrolyte layers 7 and a polyolefin porous film 8 which is made of solid polymer electrolyte filled in pores. The ratio of the thickness (t) of the polyolefin porous film 8 to the thickness (D) of the solid polymer electrolyte composite film 1 is 15 to 90%. On the solid polymer electrolyte composite film 1, the solid polymer electrolyte is an aromatic hydrocarbon group polymer compound having a side chain containing sulfoalkylate. A solid polymer electrolyte composite film/electrode junction and a fuel cell using the above composite film are provided. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供几乎没有尺寸变化和优异的耐久性的固体聚合物电解质复合膜。解决方案：固体聚合物电解质复合膜1由固体聚合物电解质层7和由填充有孔的固体聚合物电解质制成的聚烯烃多孔膜8组成。聚烯烃多孔膜8的厚度（t）与固体高分子电解质复合膜1的厚度（D）的比例为15〜90％。在固体高分子电解质复合膜1上，固体高分子电解质是具有含有磺基烷基化物的侧链的芳香族烃基高分子化合物。提供固体聚合物电解质复合膜/电极结和使用上述复合膜的燃料电池。版权所有（C）2006，JPO＆NCIPI

7. 发明专利

JP2005174564A Polyelectrolyte membrane/electrode junction for fuel cell, fuel cell using it, electronic equipment mounting fuel cell 审中-公开
标题翻译：用于燃料电池，燃料电池，电子设备安装燃料电池的聚电解质膜/电极接头
公开(公告)号：JP2005174564A
公开(公告)日：2005-06-30
申请号：JP2003408384
申请日：2003-12-08
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： MOGI AKIRA , TAKAMORI YOSHIYUKI , SUZUKI SHUICHI , MIYAUCHI AKIHIRO , OGINO MASAHIKO , KUWABARA KOSUKE , ANDO TAKUJI , HONBOU HIDETOSHI
IPC分类号： H01M4/86 , H01M8/00 , H01M8/02 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a polyelectrolyte membrane/electrode junction for a fuel cell of high power generating efficiency, and a fuel cell using the polyelectrolyte membrane/electrode junction, and electronic equipment that mounts the fuel cell. SOLUTION: A precision forming die in which a prescribed uneven shape is formed is pressed on an electrode surface of the polyelectrolyte membrane/electrode junction for the fuel cell, and groups of minute protrusions or minute holes are formed on or in the electrode surface. By this, oxidation and reduction reaction are promoted because the surface area of the electrode increases, and the power generating efficiency of the fuel cell is improved. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种具有高发电效率的燃料电池的聚电解质膜/电极接合点，以及使用聚电解质膜/电极接点的燃料电池和安装燃料电池的电子设备。解决方案：将形成有规定的凹凸形状的精密成型模压在用于燃料电池的聚电解质膜/电极接合点的电极面上，在该电极的上方或电极上形成微小突起或微小孔表面。由此，由于电极的表面积增加，因此提高了氧化还原反应，提高了燃料电池的发电效率。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2004335270A Solid polymer type fuel cell 审中-公开
公开(公告)号：JP2004335270A
公开(公告)日：2004-11-25
申请号：JP2003129679
申请日：2003-05-08
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： HONBOU HIDETOSHI
IPC分类号： C08L81/06 , H01M8/02 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a high-output and high-efficiency fuel cell system by increasing adhesion force between a catalyst layer of an electrode and a solid polymer electrolyte membrane to exert a high power generation voltage. SOLUTION: The solid polymer electrolyte membrane of this solid polymer type fuel cell composed by disposing an anode for oxidizing a fuel and a cathode for reducing oxygen through the solid polymer electrolyte membrane is formed of a mixture of at least a polymer A having a glass transition temperature (Tg) above 140°C and a polymer B having a glass transition temperature (Tg) below 140°C. COPYRIGHT: (C)2005,JPO&NCIPI

9. 发明专利

JP2004171847A Fuel cell 审中-公开
标题翻译：燃料电池
公开(公告)号：JP2004171847A
公开(公告)日：2004-06-17
申请号：JP2002334498
申请日：2002-11-19
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： HIRAE TAKAYUKI , HONBOU HIDETOSHI
IPC分类号： H01M4/86 , H01M4/90 , H01M4/92 , H01M4/96 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a fuel cell preventing a flooding phenomenon at the time of large current operation, having a generated water scattering property and heightened output power. SOLUTION: In the fuel cell, an anode catalyst layer for oxidizing fuel and a cathode catalyst layer for reducing oxygen are arranged through a solid polymer electrolyte membrane. The cathode layer has a part for reducing oxygen and a part showing high water repellency compared with an oxygen reducing part, and the part showing high water repellency is unevenly distributed when the surface of the cathode catalyst layer is observed. COPYRIGHT: (C)2004,JPO

10. 发明专利

JP2004063167A Fuel cell and fuel cell system 审中-公开
公开(公告)号：JP2004063167A
公开(公告)日：2004-02-26
申请号：JP2002217421
申请日：2002-07-26
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： HONBOU HIDETOSHI , KAMO YUICHI
IPC分类号： H01M4/86 , H01M4/92 , H01M4/96 , H01M8/02 , H01M8/04 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To propose a fuel cell with a less voltage drop by a long-period power generation with a power-generating voltage maintained under low humidity or high humidity and achieve a fuel cell system with a high output and a high efficiency. SOLUTION: In the fuel cell with an anode oxidizing fuel and a cathode reducing oxygen arranged through a solid polymer electrolyte film, the anode and the cathode are joined to the solid polymer electrolyte film, and the anode and the cathode consist of an anode catalyst layer and a cathode catalyst layer made of at least an electrode catalyst and a solid polymer electrolyte. The fuel cell has a blank (an open micro void) in which the solid polymer electrolyte film is exposed at least at either the anode catalyst layer or the cathode catalyst layer. COPYRIGHT: (C)2004,JPO

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