公开(公告)号：US07902311B2

公开(公告)日：2011-03-08

申请号：US12329119

申请日：2008-12-05

申请人： Nobuyuki Kasahara ,  Atsushi Watakabe ,  Tetsuji Shimohira ,  Hisao Kawazoe ,  Ichiro Terada

发明人： Nobuyuki Kasahara ,  Atsushi Watakabe ,  Tetsuji Shimohira ,  Hisao Kawazoe ,  Ichiro Terada

IPC分类号： C08F16/24

CPC分类号： C08J5/2243 ,  C08J2327/12 ,  H01B1/122 ,  H01M4/8668 ,  H01M8/1023 ,  H01M8/1039 ,  Y02P70/56

摘要： To provide an electrolyte polymer for polymer electrolyte fuel cells, made of a perfluorinated polymer having sulfonic groups, characterized in that in a test of immersing 0.1 g of the polymer in 50 g of a fenton reagent solution containing 3% of an aqueous hydrogen peroxide solution and 200 ppm of bivalent iron ions at 40° C. for 16 hours, the amount of eluted fluorine ions detected in the solution is not more than 0.002% of the total amount of fluorine in the polymer immersed. The electrolyte polymer of the present invention has very few unstable terminal groups and has an excellent durability, and therefore, is suitable as a polymer constituting an electrolyte membrane for polymer electrolyte fuel cells and a polymer contained in a catalyst layer.

摘要翻译： 提供一种由具有磺酸基团的全氟化聚合物制成的聚合物电解质燃料电池用电解质聚合物，其特征在于，将0.1g聚合物浸入50g含3％过氧化氢水溶液的芬顿试剂溶液 和200ppm二价铁离子在40℃下反应16小时，溶液中检出的洗脱氟离子的量不超过浸渍聚合物中氟的总量的0.002％。 本发明的电解质聚合物具有非常少的不稳定的端基并且具有优异的耐久性，因此适合作为构成聚合物电解质燃料电池的电解质膜的聚合物和包含在催化剂层中的聚合物。

公开(公告)号：US07488788B2

公开(公告)日：2009-02-10

申请号：US11271915

申请日：2005-11-14

申请人： Nobuyuki Kasahara ,  Atsushi Watakabe ,  Tetsuji Shimohira ,  Hisao Kawazoe ,  Ichiro Terada

发明人： Nobuyuki Kasahara ,  Atsushi Watakabe ,  Tetsuji Shimohira ,  Hisao Kawazoe ,  Ichiro Terada

IPC分类号： C08F16/24

CPC分类号： C08J5/2243 ,  C08J2327/12 ,  H01B1/122 ,  H01M4/8668 ,  H01M8/1023 ,  H01M8/1039 ,  Y02P70/56

摘要： To provide an electrolyte polymer for polymer electrolyte fuel cells, made of a perfluorinated polymer having sulfonic groups, characterized in that in a test of immersing 0.1 g of the polymer in 50 g of a fenton reagent solution containing 3% of an aqueous hydrogen peroxide solution and 200 ppm of bivalent iron ions at 40° C. for 16 hours, the amount of eluted fluorine ions detected in the solution is not more than 0.002% of the total amount of fluorine in the polymer immersed. The electrolyte polymer of the present invention has very few unstable terminal groups and has an excellent durability, and therefore, is suitable as a polymer constituting an electrolyte membrane for polymer electrolyte fuel cells and a polymer contained in a catalyst layer.

摘要翻译： 提供一种由具有磺酸基团的全氟化聚合物制成的聚合物电解质燃料电池用电解质聚合物，其特征在于，将0.1g聚合物浸入50g含3％过氧化氢水溶液的芬顿试剂溶液 和200ppm二价铁离子在40℃下反应16小时，溶液中检出的洗脱氟离子的量不超过浸渍聚合物中氟的总量的0.002％。 本发明的电解质聚合物具有非常少的不稳定的端基并且具有优异的耐久性，因此适合作为构成聚合物电解质燃料电池的电解质膜的聚合物和包含在催化剂层中的聚合物。

公开(公告)号：US20110091791A1

公开(公告)日：2011-04-21

申请号：US12976446

申请日：2010-12-22

申请人： Nobuyuki KASAHARA ,  Atsushi Watakabe ,  Tetsuji Shimohira ,  Hisao Kawazoe ,  Ichiro Terada

发明人： Nobuyuki KASAHARA ,  Atsushi Watakabe ,  Tetsuji Shimohira ,  Hisao Kawazoe ,  Ichiro Terada

IPC分类号： H01M8/10

CPC分类号： C08J5/2243 ,  C08J2327/12 ,  H01B1/122 ,  H01M4/8668 ,  H01M8/1023 ,  H01M8/1039 ,  Y02P70/56

摘要： To provide an electrolyte polymer for polymer electrolyte fuel cells, made of a perfluorinated polymer having sulfonic groups, characterized in that in a test of immersing 0.1 g of the polymer in 50 g of a fenton reagent solution containing 3% of an aqueous hydrogen peroxide solution and 200 ppm of bivalent iron ions at 40° C. for 16 hours, the amount of eluted fluorine ions detected in the solution is not more than 0.002% of the total amount of fluorine in the polymer immersed. The electrolyte polymer of the present invention has very few unstable terminal groups and has an excellent durability, and therefore, is suitable as a polymer constituting an electrolyte membrane for polymer electrolyte fuel cells and a polymer contained in a catalyst layer.

摘要翻译： 提供一种由具有磺酸基团的全氟化聚合物制成的聚合物电解质燃料电池用电解质聚合物，其特征在于，将0.1g聚合物浸入50g含3％过氧化氢水溶液的芬顿试剂溶液 和200ppm二价铁离子在40℃下反应16小时，溶液中检出的洗脱氟离子的量不超过浸渍聚合物中氟的总量的0.002％。 本发明的电解质聚合物具有非常少的不稳定的端基并且具有优异的耐久性，因此适合作为构成聚合物电解质燃料电池的电解质膜的聚合物和包含在催化剂层中的聚合物。

公开(公告)号：US08658746B2

公开(公告)日：2014-02-25

申请号：US12976446

申请日：2010-12-22

申请人： Nobuyuki Kasahara ,  Atsushi Watakabe ,  Tetsuji Shimohira ,  Hisao Kawazoe ,  Ichiro Terada

发明人： Nobuyuki Kasahara ,  Atsushi Watakabe ,  Tetsuji Shimohira ,  Hisao Kawazoe ,  Ichiro Terada

IPC分类号： C08F16/24

CPC分类号： C08J5/2243 ,  C08J2327/12 ,  H01B1/122 ,  H01M4/8668 ,  H01M8/1023 ,  H01M8/1039 ,  Y02P70/56

摘要： To provide an electrolyte polymer for polymer electrolyte fuel cells, made of a perfluorinated polymer having sulfonic groups, characterized in that in a test of immersing 0.1 g of the polymer in 50 g of a fenton reagent solution containing 3% of an aqueous hydrogen peroxide solution and 200 ppm of bivalent iron ions at 40° C. for 16 hours, the amount of eluted fluorine ions detected in the solution is not more than 0.002% of the total amount of fluorine in the polymer immersed. The electrolyte polymer of the present invention has very few unstable terminal groups and has an excellent durability, and therefore, is suitable as a polymer constituting an electrolyte membrane for polymer electrolyte fuel cells and a polymer contained in a catalyst layer.

摘要翻译： 提供一种由具有磺酸基团的全氟化聚合物制成的聚合物电解质燃料电池用电解质聚合物，其特征在于，将0.1g聚合物浸入50g含3％过氧化氢水溶液的芬顿试剂溶液 和200ppm二价铁离子在40℃下反应16小时，溶液中检出的洗脱氟离子的量不超过浸渍聚合物中氟的总量的0.002％。 本发明的电解质聚合物具有非常少的不稳定的端基并且具有优异的耐久性，因此适合作为构成聚合物电解质燃料电池的电解质膜的聚合物和包含在催化剂层中的聚合物。

公开(公告)号：US20090088539A1

公开(公告)日：2009-04-02

申请号：US12329119

申请日：2008-12-05

申请人： Nobuyuki KASAHARA ,  Atsushi Watakabe ,  Tetsuji Shimohira ,  Hisao Kawazoe ,  Ichiro Terada

发明人： Nobuyuki KASAHARA ,  Atsushi Watakabe ,  Tetsuji Shimohira ,  Hisao Kawazoe ,  Ichiro Terada

IPC分类号： C08F2/34

CPC分类号： C08J5/2243 ,  C08J2327/12 ,  H01B1/122 ,  H01M4/8668 ,  H01M8/1023 ,  H01M8/1039 ,  Y02P70/56

摘要： To provide an electrolyte polymer for polymer electrolyte fuel cells, made of a perfluorinated polymer having sulfonic groups, characterized in that in a test of immersing 0.1 g of the polymer in 50 g of a fenton reagent solution containing 3% of an aqueous hydrogen peroxide solution and 200 ppm of bivalent iron ions at 40° C. for 16 hours, the amount of eluted fluorine ions detected in the solution is not more than 0.002% of the total amount of fluorine in the polymer immersed. The electrolyte polymer of the present invention has very few unstable terminal groups and has an excellent durability, and therefore, is suitable as a polymer constituting an electrolyte membrane for polymer electrolyte fuel cells and a polymer contained in a catalyst layer.

摘要翻译： 提供一种由具有磺酸基团的全氟化聚合物制成的聚合物电解质燃料电池用电解质聚合物，其特征在于，将0.1g聚合物浸入50g含3％过氧化氢水溶液的芬顿试剂溶液 和200ppm二价铁离子在40℃下反应16小时，溶液中检出的洗脱氟离子的量不超过浸渍聚合物中氟的总量的0.002％。 本发明的电解质聚合物具有非常少的不稳定的端基并且具有优异的耐久性，因此适合作为构成聚合物电解质燃料电池的电解质膜的聚合物和包含在催化剂层中的聚合物。

公开(公告)号：US20060063903A1

公开(公告)日：2006-03-23

申请号：US11271915

申请日：2005-11-14

申请人： Nobuyuki Kasahara ,  Atsushi Watakabe ,  Tetsuji Shimohira ,  Hisao Kawazoe ,  Ichiro Terada

发明人： Nobuyuki Kasahara ,  Atsushi Watakabe ,  Tetsuji Shimohira ,  Hisao Kawazoe ,  Ichiro Terada

IPC分类号： C08F16/24

CPC分类号： C08J5/2243 ,  C08J2327/12 ,  H01B1/122 ,  H01M4/8668 ,  H01M8/1023 ,  H01M8/1039 ,  Y02P70/56

摘要： To provide an electrolyte polymer for polymer electrolyte fuel cells, made of a perfluorinated polymer having sulfonic groups, characterized in that in a test of immersing 0.1 g of the polymer in 50 g of a fenton reagent solution containing 3% of an aqueous hydrogen peroxide solution and 200 ppm of bivalent iron ions at 40° C. for 16 hours, the amount of eluted fluorine ions detected in the solution is not more than 0.002% of the total amount of fluorine in the polymer immersed. The electrolyte polymer of the present invention has very few unstable terminal groups and has an excellent durability, and therefore, is suitable as a polymer constituting an electrolyte membrane for polymer electrolyte fuel cells and a polymer contained in a catalyst layer.

公开(公告)号：US09508463B2

公开(公告)日：2016-11-29

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： H01B1/12 ,  H01M8/10 ,  C08F216/14

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： 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TQ为 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：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：US08182951B2

公开(公告)日：2012-05-22

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：US20090110967A1

公开(公告)日：2009-04-30

申请号：US11931934

申请日：2007-10-31

申请人： Satoru Hommura ,  Atsushi Watakabe ,  Jyunichi Tayanagi ,  Susumu Saito ,  Tetsuji Shimohira ,  Eiji Endoh

发明人： Satoru Hommura ,  Atsushi Watakabe ,  Jyunichi Tayanagi ,  Susumu Saito ,  Tetsuji Shimohira ,  Eiji Endoh

IPC分类号： H01M8/10

CPC分类号： C08J5/2237 ,  C08J5/225 ,  C08J2327/18 ,  H01B1/122 ,  H01M8/1023 ,  H01M8/1039 ,  H01M8/1051 ,  H01M8/1083 ,  H01M8/1088 ,  H01M2008/1095 ,  H01M2300/0082 ,  Y02P70/56

摘要： An electrolyte membrane for a polymer electrolyte fuel cell, which comprises an ion exchange membrane made of a fluoropolymer having a softening temperature of at least 90° C. and having acidic groups, and contains cerium atoms.

摘要翻译： 一种用于固体高分子型燃料电池的电解质膜，其包含由软化温度为90℃以上且具有酸性基团的含氟聚合物构成的离子交换膜，并含有铈原子。