公开(公告)号：US20110027687A1

公开(公告)日：2011-02-03

申请号：US12836105

申请日：2010-07-14

申请人： Satoru HOMMURA ,  Susumu Saito ,  Tetsuji Shimohira ,  Atsushi Watakabe

发明人： Satoru HOMMURA ,  Susumu Saito ,  Tetsuji Shimohira ,  Atsushi Watakabe

IPC分类号： H01M8/10 ,  B01J41/00

CPC分类号： H01B1/122 ,  C08F216/1408 ,  H01M8/1023 ,  H01M8/1039 ,  H01M8/1048 ,  H01M8/1051 ,  H01M8/106 ,  H01M8/1081 ,  Y02P70/56

摘要： It is to provide a membrane/electrode assembly excellent in the power generation characteristics under low or no humidity conditions and under high humidity conditions; and an electrolyte material having a low water content, suitable for a catalyst layer of a membrane/electrode assembly.It is to use an electrolyte material, which comprises a polymer (H) having ion exchange groups converted from precursor groups in a polymer (F), the polymer (F) having repeating units (A) based on a perfluoromonomer having a precursor group of an ion exchange group and a 5-membered ring to which the precursor group is bonded and repeating units (B) represented by the formula (u2), and having an intrinsic viscosity of at least 2.3 dL/g. wherein R1 to R4 are a fluorine atom, a C1-6 perfluoroalkyl group or the like.

摘要翻译： 提供在低或无湿度条件下和高湿度条件下发电特性优异的膜/电极组件; 以及适用于膜/电极组件的催化剂层的具有低含水量的电解质材料。 使用电解质材料，其包含在聚合物（F）中由前体基团转换的离子交换基团的聚合物（H），聚合物（F）具有基于具有前体基团的全氟单体的重复单元（A） 前体基团键合的离子交换基团和5元环，由式（ü2）表示的重复单元（B），特性粘度为2.3dL / g以上。 其中，R1〜R4为氟原子，C1-6全氟烷基等。

公开(公告)号：US20110027677A1

公开(公告)日：2011-02-03

申请号：US12828710

申请日：2010-07-01

申请人： Satoru HOMMURA ,  Susumu SAITO ,  Tetsuji SHIMOHIRA ,  Atsushi WATAKABE ,  Junichi TAYANAGI

发明人： Satoru HOMMURA ,  Susumu SAITO ,  Tetsuji SHIMOHIRA ,  Atsushi WATAKABE ,  Junichi TAYANAGI

IPC分类号： H01M8/04 ,  H01M8/10

CPC分类号： H01M8/1067 ,  C08J5/2237 ,  C08J2327/12 ,  H01M8/04358 ,  H01M8/04768 ,  H01M8/04835 ,  H01M8/1025 ,  H01M8/1039

摘要： To provide a fuel cell system provided with a polymer electrolyte fuel cell which is excellent in the power generation characteristics under high temperature and low or no humidity conditions.A fuel cell system 20 comprising a polymer electrolyte fuel cell 22 having a membrane/electrode assembly 10 having a catalyst layer containing a polymer (H) which has repeating units based on a perfluoromonomer having an alicyclic structure and has ion exchange groups, a temperature controlling means for controlling temperature of the polymer electrolyte fuel cell 22, a temperature sensor 38 for detecting temperature of the polymer electrolyte fuel cell 22, and a controlling device 40 for controlling the temperature controlling means based on temperature information from the temperature sensor 38 so that the maximum temperature of the polymer electrolyte fuel cell 22 becomes within the range of from 90 to 140° C.

摘要翻译： 提供一种设置有在高温低湿条件下发电特性优异的聚合物电解质型燃料电池的燃料电池系统。 一种燃料电池系统20，包括具有膜/电极组件10的聚合物电解质燃料电池22，所述膜/电极组件10具有含有聚合物（H）的催化剂层，所述聚合物（H）具有基于具有脂环结构的全氟单体的重复单元并具有离子交换基团，温度控制 用于控制聚合物电解质燃料电池22的温度的装置，用于检测聚合物电解质燃料电池22的温度的温度传感器38，以及用于基于来自温度传感器38的温度信息来控制温度控制装置的控制装置40， 聚合物电解质燃料电池22的最高温度在90〜140℃的范围内。

公开(公告)号：US20100304271A1

公开(公告)日：2010-12-02

申请号：US12790391

申请日：2010-05-28

申请人： Satoru HOMMURA ,  Susumu Saito ,  Tetsuji Shimohira ,  Atsushi Watakabe

发明人： Satoru HOMMURA ,  Susumu Saito ,  Tetsuji Shimohira ,  Atsushi Watakabe

IPC分类号： H01M8/10 ,  B01J41/12

CPC分类号： H01B1/122 ,  C08F8/12 ,  C08F8/44 ,  C08F216/1408 ,  H01M8/1023 ,  H01M8/1039 ,  H01M8/1081 ,  Y02E60/521 ,  Y02P70/56 ,  C08F214/14 ,  C08F228/02 ,  C08F216/38 ,  C08F214/182 ,  C08F8/26

摘要： It is to provide an electrolyte material with which an increase in the water content can be suppressed even when the ion exchange capacity of a polymer having repeating units based on a monomer having a dioxolane ring is high; and a membrane/electrode assembly excellent in the power generation characteristics under low or no humidity conditions and under high humidity conditions.It is to use an electrolyte material, which comprises a polymer (H) having ion exchange groups converted from precursor groups in a polymer (F), and having an ion exchange capacity of at least 1.35 meq/g dry resin, the polymer (F) having repeating units (A) based on a perfluoromonomer having a precursor group of an ion exchange group and a dioxolane ring and repeating units (B) based on a perfluoromonomer having no precursor group and having a dioxolane ring, and having a TQ of at least 200° C., which is a temperature at which the melt volume rate becomes 100 mm3/sec when the polymer (F) is subjected to melt-extrusion under an extrusion pressure condition of 2.94 MPa from a nozzle having a length of 1 mm and an inner diameter of 1 mm.

摘要翻译： 即使提供具有基于具有二氧戊环的单体的具有重复单元的聚合物的离子交换能力高的电解质材料，也可以抑制含水量的增加， 以及在低或无湿度条件下和在高湿度条件下发电特性优异的膜/电极组件。 使用电解质材料，其包含在聚合物（F）中由前体基团转化的离子交换基团的聚合物（H），并且具有至少1.35meq / g干树脂的离子交换容量，所述聚合物（F ）具有基于具有离子交换基团的前体基团和二氧戊环的全氟单体的重复单元（A）和基于不具有前体基团并具有二氧戊环的全氟单体的重复单元（B），并且具有在 至少200℃，当聚合物（F）在长度为1mm的喷嘴的挤出压力条件为2.94MPa下进行熔融挤出时，其熔体体积率为100mm 3 / sec的温度 内径为1mm。

公开(公告)号：US20130052561A1

公开(公告)日：2013-02-28

申请号：US13564969

申请日：2012-08-02

申请人： Satoru HOMMURA ,  Junichi Tayanagi ,  Tetsuji Shimohira

发明人： Satoru HOMMURA ,  Junichi Tayanagi ,  Tetsuji Shimohira

IPC分类号： H01M8/10 ,  H01M4/90

CPC分类号： H01M8/1023 ,  C08J5/2206 ,  C08J2327/18 ,  H01M4/92 ,  H01M8/1051 ,  Y02E60/523

摘要： To provide a polymer electrolyte membrane and a membrane/electrode assembly for a polymer electrolyte fuel cell, excellent in the durability to hydrogen peroxide or peroxide radicals.A polymer electrolyte membrane 15 comprising an ion exchange resin having cation exchange groups, which contains cerium element and at least one member selected from cesium element and rubidium element; and a membrane/electrode assembly 10, comprising an anode 13 having a catalyst layer 11 containing a catalyst and an ion exchange resin, a cathode 14 having a catalyst layer 11 containing a catalyst and an ion exchange resin, and a polymer electrolyte membrane 15 disposed between the anode 13 and the cathode 14, wherein the polymer electrolyte membrane 15 contains cerium element and at least one member selected from cesium element and rubidium element.

摘要翻译： 提供聚合物电解质膜和用于聚合物电解质燃料电池的膜/电极组件，其对过氧化氢或过氧化物自由基的耐久性优异。 包含具有阳离子交换基团的离子交换树脂的聚合物电解质膜15，其含有铈元素和选自铯元素和铷元素中的至少一种; 以及膜/电极组件10，其包括具有催化剂层11的阳极13和含有催化剂的离子交换树脂，具有催化剂层11的阴极14和离子交换树脂，以及高分子电解质膜15 在阳极13和阴极14之间，其中聚合物电解质膜15含有铈元素和选自铯元素和铷元素中的至少一种。

公开(公告)号：US20070141427A1

公开(公告)日：2007-06-21

申请号：US11675863

申请日：2007-02-16

申请人： Satoru HOMMURA ,  Tetsuji Shimohira

发明人： Satoru HOMMURA ,  Tetsuji Shimohira

IPC分类号： H01M8/10 ,  C08J5/20

CPC分类号： C08F214/18 ,  C08F8/12 ,  C08F8/22 ,  C08F8/26 ,  C08J5/2243 ,  C08J2327/12 ,  H01B1/122 ,  H01M8/0289 ,  H01M8/1023 ,  H01M8/1039 ,  H01M8/1067 ,  H01M8/1088 ,  Y02P70/56 ,  C08F214/262 ,  C08F214/182

摘要： To provide an electrolyte polymer for fuel cells, an electrolyte membrane, a membrane/electrode assembly for fuel cells excellent in the durability. An electrolyte polymer for fuel cells made of a perfluorocarbon polymer having ion exchange groups (which may contain etheric oxygen atoms), characterized in that the value calculated by dividing an absorption area SCH derived mainly from a C—H bond in the range of from 3,100 cm−1 to 2,800 cm−1 by an absorption area SCF derived mainly from a C—F bond in the range of from 2,700 cm−1 to 2,000 cm−1, as measured by means of infrared spectrophotometry, is less than 0.005, an electrolyte membrane and a membrane/electrode assembly.

摘要翻译： 提供用于燃料电池的电解质聚合物，电解质膜，耐久性优异的燃料电池用膜/电极组件。 一种由具有离子交换基团（其可以含有醚性氧原子）的全氟化碳聚合物制成的燃料电池用电解质聚合物，其特征在于，将主要衍生自CH键的吸收面积S SUB 在3,100cm -1至2800cm -1的范围内，其主要来自在该范围内的CF键的吸收面积S CF 通过红外分光光度法测量的，从2700cm -1至2000cm -1的电压小于0.005，电解质膜和膜/电极组件。