ClassID:

213614

H01M8/1088 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Fuel cells with solid electrolytes characterised by the electrolyte material; Polymeric electrolyte materials characterised by the manufacturing processes; After-treatment of the membrane other than by polymerisation Chemical modification, e.g. sulfonation

Recent Application in this class:
#1
20260100392
2026-04-09

METHOD FOR MANUFACTURING REINFORCED COMPOSITE MEMBRANE AND REINFORCED COMPOSITE MEMBRANE OBTAINED THEREBY

#2
20250316736
2025-10-09

POLYELECTROLYTE MULTILAYER COATED PROTON EXCHANGE MEMBRANE FOR ELECTROLYSIS AND FUEL CELL APPLICATIONS

#3
20250316735
2025-10-09

ANION CONDUCTING POLYMER ELECTROLYTE MEMBRANES BY ULTRAVIOLET-LIGHT CURING FOR QUASI-SOLID-STATE ZINC-AIR BATTERIES

#4
20250084548
2025-03-13

IMPROVED DURABILITY OF DIAPHRAGM FOR HIGHER TEMPERATURE ELECTROLYSIS

#5
20240356054
2024-10-24

ION-SELECTIVE HALF-CELL AND ITS MANUFACTURING PROCESS

#6
20240317951
2024-09-26

NOVEL POLYFLUORENE-BASED CROSS-LINKED COPOLYMER, METHOD FOR PRODUCING SAME, AND ANION EXCHANGE MEMBRANE FOR ALKALINE FUEL CELL USING SAME

#7
20240279413
2024-08-22

ELASTIC SULFONATED STYRENE DIENE BLOCK COPOLYMERS

#8
20240254266
2024-08-01

METHOD FOR PRODUCING FLUORINATED POLYMER AND METHOD FOR PRODUCING FLUORINATED ION EXCHANGE POLYMER

#9
20240222672
2024-07-04

PROTON EXCHANGE MEMBRANE

#10
20240039024
2024-02-01

PREPARATION PROCESS FOR COMPOSITE MEMBRANE FOR FUEL CELL

#11
20240030474
2024-01-25

COMPOSITE HIGH-TEMPERATURE PROTON EXCHANGE MEMBRANE FOR FUEL CELL, PREPARATION METHOD THEREFOR AND USE THEREOF

#12
20230352713
2023-11-02

MEMBRANE AND PROCESS

#13
20230343979
2023-10-26

COMPOSITE ELECTROLYTE MEMBRANE

#14
20230317999
2023-10-05

Apparatus and process for making acid-doped proton exchange membranes

#15
20230307680
2023-09-28

ELECTROLYTE MATERIAL, ITS PRODUCTION METHOD AND ITS USE

#16
20230187674
2023-06-15

COMPOSITIONS FOR ENERGY CONVERSION AND STORAGE AND METHODS OF MAKING THE SAME

#17
20230123137
2023-04-20

POLYELECTROLYTE MULTILAYER COATED PROTON EXCHANGE MEMBRANE FOR ELECTROLYSIS AND FUEL CELL APPLICATIONS

#18
20230057508
2023-02-23

Apparatus and process for making acid-doped proton exchange membranes

#19
20220376285
2022-11-24

Anionic polyelectrolyte

#20
20220246968
2022-08-04

Separation membrane for redox flow battery, and method of manufacturing said separation membrane

#21
20210171727
2021-06-10

Elastic sulfonated styrene diene block copolymers

#22
20210119237
2021-04-22

Polymer electrolyte membrane for medium and high temperature, preparation method thereof and high temperature polymer electrolyte membrane fuel cell comprising the same

#23
20210070903
2021-03-11

Method for producing fluorinated polymer and method for producing fluorinated ion exchange polymer

#24
20210005912
2021-01-07

Electrolyte membrane

#25
20200313215
2020-10-01

MEMBRANES FOR FUELS CELLS AND METHOD OF MAKING SAME

#26
20200303753
2020-09-24

MEMBRANE AND PROCESS

#27
20200295394
2020-09-17

IONIC LIQUID CONDUCTIVE MEMBRANE AND METHODS OF FABRICATING SAME

#28
20200165387
2020-05-28

Polymers comprising sulfonated 2,6-diphenyl-1,4-phenylene oxide repeating units

#29
20190202991
2019-07-04

ENERGY CONVERSION DEVICES INCLUDING STABLE IONENES

#30
20190148756
2019-05-16

Method for producing polymer electrolyte molded article, polymer electrolyte material, polymer electrolyte membrane, and polymer electrolyte fuel cell

#31
20190123373
2019-04-25

Ion conductive polymer electrolyte membrane having ion channel size controlled according to phase separation improvement effect of polar solvent during casting of ion conductive polymer electrolyte membrane, and preparation method therefor

#32
20190081302
2019-03-14

Flow battery containing lithium ion conductor

#33
20180366754
2018-12-20

Electrolyte membrane, method for producing the same, and membrane-electrode assembly for fuel cells that includes electrolyte membrane

#34
20180254502
2018-09-06

CATALYST COATED MEMBRANE (CCM) FOR ALKALINE EXCHANGE MEMBRANE FUEL CELL AND METHOD OF MAKING SAME

#35
20180248213
2018-08-30

Polymer electrolyte membrane production method, polymer electrolyte membrane produced using same, membrane electrode assembly comprising said polymer electrolyte membrane, and fuel cell comprising said membrane electrode assembly

#36
20180215567
2018-08-02

Method of bonding strip-shaped members to each other and apparatus configured to bond strip-shaped members to each other

#37
20180166721
2018-06-14

Membrane electrode assembly for fuel cells and manufacturing method thereof

#38
20170187058
2017-06-29

Proton exchange membrane and manufacturing method thereof

#39
20170077540
2017-03-16

SUPPORT FILM FOR SOLUTION FILM FORMING, AND METHOD FOR PRODUCING ELECTROLYTE MEMBRANE USING SAME

#40
20170040632
2017-02-09

Process for producing fluorine containing polymer

#41
20160380296
2016-12-29

Composite membranes, methods of making same, and applications of same

#42
20160190626
2016-06-30

Grafted functional groups on expanded tetrafluoroethylene (ePTFE) support for fuel cell and water transport membranes

#43
20160190625
2016-06-30

Method of fabricating proton-conducting electrolytic membrane

#44
20150337064
2015-11-26

Method of fabricating an electrolyte material

#45
20150228995
2015-08-13

Fuel cell membrane electrode assembly and method for producing the same, and fuel cell

#46
20150202617
2015-07-23

Method for producing ionic polymer membrane

#47
20150200413
2015-07-16

Method for producing polymer electrolyte molded article, polymer electrolyte material, polymer electrolyte membrane, and polymer electrolyte fuel cell

#48
20150200412
2015-07-16

Electrolyte membrane for polymer electrolyte fuel cell, process for its production and membrane-electrode assembly for polymer electrolyte fuel cell

#49
20150064599
2015-03-05

Membrane electrode units for high temperature fuel cells with improved stability

#50
20140162173
2014-06-12

Sulfonated perfluorocyclopentenyl polymers and uses thereof

#51
20140014518
2014-01-16

Active components and membranes for electrochemical compression

#52
20130288159
2013-10-31

Polymer electrolyte membrane having alkylether graft chain

#53
20130280626
2013-10-24

Anion conducting electrolyte membrane and manufacturing method thereof

#54
20130252137
2013-09-26

Use of porous membrane and composite membrane thereof in redox flow energy storage battery

#55
20130231405
2013-09-05

Aromatic perfluoroalkane monomer

#56
20130197110
2013-08-01

Sulphur-containing and sulphonated aromatic perfluoroalkane monomer

#57
20120321991
2012-12-20

Alkaline Membrane Fuel Cells and Apparatus and Methods for Supplying Water Thereto

#58
20120321973
2012-12-20

Alkaline membrane fuel cells and apparatus and methods for supplying water thereto

#59
20120252909
2012-10-04

Method for mechanical stabilization of nitrogen-containing polymers

#60
20120214086
2012-08-23

METHOD OF FABRICATING A POLYMER ELECTROLYTE MEMBRANE (PEM)

#61
20120107726
2012-05-03

Process for producing fluorine containing polymer

#62
20110311901
2011-12-22

MECHANICALLY STABILIZED POLYAZOLES

#63
20110294035
2011-12-01

Method for preparing an enhanced proton exchange membrane and enhanced proton exchange membrane

#64
20110294025
2011-12-01

SURFACE-TREATED HYDROCARBON-BASED POLYMER ELECTROLYTE MEMBRANES FOR DIRECT OXIDATION FUEL CELLS

#65
20110288187
2011-11-24

Proton-conducting membrane and the use of the same

#66
20110262832
2011-10-27

ELECTROLYTE MEMBRANE FOR POLYMER ELECTROLYTE FUEL CELL, PROCESS FOR ITS PRODUCTION AND MEMBRANE-ELECTRODE ASSEMBLY FOR POLYMER ELECTROLYTE FUEL CELL

#67
20110262693
2011-10-27

Solid polymer electrolyte composite membrane comprising porous ceramic support

#68
20110229797
2011-09-22

Sulfonated-Perfluorocyclobutane Polyelectrolyte Membranes for Fuel Cells

#69
20110207028
2011-08-25

Method for producing an anion-exchange membrane for a solid polymer electrolyte type fuel cell

#70
20110195345
2011-08-11

Anionic membrane

#71
20110151342
2011-06-23

Alkaline membrane fuel cells and apparatus and methods for supplying water thereto

#72
20110136040
2011-06-09

Sulfonated poly(arylene ether) copolymers and related polymer electrolyte membranes and fuel cells

#73
20110105631
2011-05-05

Hydrophilic polymer membranes

#74
20110049746
2011-03-03

Method of manufacturing reinforced electrolyte membrane and membrane electrode assembly

#75
20110045384
2011-02-24

Polymer electrolyte with aromatic sulfone crosslinking

#76
20110045382
2011-02-24

Membrane with increased durability from partial ion exchange

#77
20110027691
2011-02-03

Polymer membranes

#78
20110014544
2011-01-20

Proton exchange polymer membrane using surface treatment technique based on direct fluorination, membrane-electrode assembly, and fuel cell comprising the same

#79
20100311860
2010-12-09

METHOD FOR MAKING PROTON CONDUCTING MEMBRANES FOR FUEL CELLS BY RADIOGRAFTING

#80
20100304273
2010-12-02

Proton conducting membranes for fuel cells having a proton gradient and methods for preparing said membranes

#81
20100297530
2010-11-25

Separation membrane for fuel cell and production method thereof

#82
20100292351
2010-11-18

Process to prepare crosslinkable trifluorostyrene polymers and membranes

#83
20100291415
2010-11-18

Methods for increasing carbon monoxide tolerance in fuel cells

#84
20100273901
2010-10-28

MOLECULE SULFONATION PROCESS

#85
20100273087
2010-10-28

Cross-linked polyazole, method of preparing the polyazole, electrode for fuel cell including the cross-linked polyazole, electrolyte membrane for fuel cell including the cross-linked polyazole, method of manufacturing the electrolyte membrane, and fuel cell including the cross-linked polyazole

#86
20100266927
2010-10-21

Method for manufacturing a membrane-electrode assembly, with folding process

#87
20100239945
2010-09-23

Membrane electrode assembly and polymer electrolyte membrane fuel cell

#88
20100239944
2010-09-23

SOLID POLYMER ELECTROLYTE MEMBRANE, METHOD FOR PRODUCTION OF SOLID POLYMER ELECTROLYTE MEMBRANE, AND FUEL CELL

#89
20100227250
2010-09-09

Rigidity & Inplane Electrolyte Mobility Enhancement for Fuel Cell Eletrolyte Membranes

#90
20100216901
2010-08-26

Polymer electrolyte membrane comprising alkylether graft chain and method of producing the same

#91
20100216048
2010-08-26

METHOD FOR THE PRODUCTION OF A MEMBRANE ELECTRODE UNIT

#92
20100196793
2010-08-05

Nanoengineered membrane-electrode assembly for high-temperature proton exchange membrane fuel cells

#93
20100196783
2010-08-05

ELECTROLYTE MEMBRANE, METHOD FOR MANUFACTURING THE SAME, AND MEMBRANE ELECTRODE ASSEMBLY HAVING THE ELECTROLYTE MEMBRANE

#94
20100190875
2010-07-29

Crosslinked aromatic polymer electrolyte membrane

#95
20100181697
2010-07-22

Process for producing a proton-conducting, polyazole-containing membrane

#96
20100167163
2010-07-01

Proton-conducting membrane and the use of the same

#97
20100166966
2010-07-01

Sulfonated polyether ether ketone ketone, film utilizing the same, and method for manufacturing the same

#98
20100164148
2010-07-01

Polymer membrane, method for the production and use thereof

#99
20100151352
2010-06-17

Composites and Composite Membranes

#100
20100112409
2010-05-06

Polymer membrane for fuel cell, method of preparing the same, membrane-electrode assembly including the same, and fuel cell system including the same

#101
20100098997
2010-04-22

Polymer electrolyte membrane and process for preparation thereof, and membrane-electrode assembly and polymer electrolyte fuel cell

#102
20100081033
2010-04-01

Polymer electrolyte and fuel cell employing the same

#103
20100081030
2010-04-01

METHOD FOR PRODUCING POLYMER ELECTROLYTE MEMBRANE AND POLYMER ELECTROLYTE MEMBRANE

#104
20100081029
2010-04-01

Separating membrane for fuel cell

#105
20100080931
2010-04-01

Liquid fluoropolymer composition and process for producing crosslinked fluorochemical

#106
20100075196
2010-03-25

Polymer electrolyte, membrane electrode assembly and fuel cell

#107
20100068594
2010-03-18

POLYMER ELECTROLYTE MEMBRANE, METHOD OF PREPARING THE SAME, AND FUEL CELL INCLUDING THE POLYMER ELECTROLYTE MEMBRANE

#108
20100068593
2010-03-18

Polymer electrolyte membrane with functionalized nanoparticles

#109
20100055536
2010-03-04

Method for producing a polymer electrolyte membrane

#110
20100055534
2010-03-04

Electrolyte membrane, methods of manufacture thereof and articles comprising the same

#111
20100041123
2010-02-18

Immobilized enzymes and uses thereof

#112
20100040929
2010-02-18

Laminated electrolyte membrane, method of preparing the same, and membrane electrode assembly and fuel cell including the laminated electrolyte membrane

#113
20100040928
2010-02-18

Polymer electrolyte membrane and method for producing polymer electrolyte membrane

#114
20100040927
2010-02-18

Silane crosslinked structure-introduced fuel-cell polymer electrolyte membrane and fuel-cell electrode assembly having the same

#115
20100022673
2010-01-28

PROTON-CONDUCTIVE FILM, FUEL CELL COMPRISING THE SAME AND METHOD FOR PRODUCING THE SAME

#116
20100021777
2010-01-28

Alkaline membrane fuel cells and apparatus and methods for supplying water thereto

#117
20090325027
2009-12-31

Polymer electrolyte membrane composed of aromatic polymer membrane base and method for producing the same

#118
20090297909
2009-12-03

Production method of electrolyte membrane, electrolyte membrane and solid polymer fuel cell using same

#119
20090286128
2009-11-19

SOLE POLYELECTROLYTE FILM AND PROCESS FOR PRODUCING SAME, AND FUEL CELL

#120
20090286122
2009-11-19

Composite membranes having a hydrophilic material and a conductive material susceptible to dehydration and their use in electrochemical cells

#121
20090208806
2009-08-20

Method for producing polymer electrolyte molded article, polymer electrolyte material, polymer electrolyte membrane, and polymer electrolyte fuel cell

#122
20090196983
2009-08-06

Method to accelerate wetting of an ion exchange membrane in a semi-fuel cell

#123
20090174105
2009-07-09

METHOD OF MANUFACTURING REINFORCED ELECTROLYTE MEMBRANE AND MEMBRANE ELECTRODE ASSEMBLY

#124
20090169952
2009-07-02

Direct organic fuel cell proton exchange membrane and method of manufacturing the same

#125
20090148744
2009-06-11

Fuel cell polymer electrolyte membrane

#126
20090136787
2009-05-28

FLUORINATION OF A POROUS HYDROCARBON-BASED POLYMER FOR USE AS COMPOSITE MEMBRANE

#127
20090110967
2009-04-30

ELECTROLYTE MEMBRANE FOR POLYMER ELECTROLYTE FUEL CELL, PROCESS FOR ITS PRODUCTION, MEMBRANE/ELECTRODE ASSEMBLY FOR POLYMER ELECTROLYTE FUEL CELL AND METHOD OF OPERATING POLYMER ELECTROLYTE FUEL CELL

#128
20090053611
2009-02-26

Method for Preparing a Membrane to Be Assembled in a Membrane Electrode Assembly and Membrane Electrode Assembly

#129
20090042078
2009-02-12

Surface-treated hydrocarbon-based polymer electrolyte membranes for direct oxidation fuel cells

#130
20090017358
2009-01-15

Process for producing solid polyelectrolyte film by graft-polymerizing polymerizable monomer with fluororesin film, solid polyelectrolyte film obtainable by the process, and fuel cell

#131
20080318134
2008-12-25

Polymer Membranes

#132
20080312350
2008-12-18

Crosslinked aromatic polymer electrolyte membrane and method for producing same

#133
20080299437
2008-12-04

POLYELECTROLYTE MEMBRANE FOR ELECTROCHEMICAL APPLICATIONS, IN PARTICULAR FOR FUEL CELLS

#134
20080292964
2008-11-27

Perfluorinated membranes and improved electrolytes for redox cells and batteries

#135
20080280182
2008-11-13

POLYMER MEMBRANE, METHOD FOR THE PRODUCTION AND USE THEREOF

#136
20080261102
2008-10-23

Sulfonated-perfluorocyclobutane polyelectrolyte membranes for fuel cells

#137
20080233454
2008-09-25

Ion/electron-conducting composite polymer membrane, manufacturing processes thereof and planar fuel cell core comprising it

#138
20080220210
2008-09-11

Membranes and electrochemical cells incorporating such membranes

#139
20080199756
2008-08-21

Polymer electrolyte membranes comprising alkyl graft chains and a process for producing the same

#140
20080199754
2008-08-21

Method for Preparing a Radiation Grafted Fuel Cell Membrane with Enhanced Chemical Stability and a Membrane Electrode Assembly

#141
20080199753
2008-08-21

Fluorine Treatment of Polyelectrolyte Membranes

#142
20080193820
2008-08-14

Method for fabricating proton exchange membrane having relational selective coefficient

#143
20080171798
2008-07-17

Benzimidazole-Substituted Polybezimidazoles as Initial Material For Producing Proton-Conducting Membranes

#144
20080171251
2008-07-17

Functional membrane and production method thereof, and electrolyte membrane for use in fuel cell and production method thereof

#145
20080167177
2008-07-10

FUEL EFFICIENT MEMBRANE ELECTRODE ASSEMBLY

#146
20080160380
2008-07-03

Method of making durable polymer electrolyte membranes

#147
20080160374
2008-07-03

Functional membrane and electrolyte membrane for fuel cells and method for producing the same

#148
20080152992
2008-06-26

CONSTITUENT MEMBER FOR MEMBRANE ELECTRODE ASSEMBLY, MEMBRANE ELECTRODE ASSEMBLY, POLYMER ELECTROLYTE FUEL CELL, AND METHOD FOR PRODUCING CONSTITUENT MEMBER AND MEMBRANE ELECTRODE ASSEMBLY

#149
20080138686
2008-06-12

POLYMER ELECTROLYTE MEMBRANE FOR POLYMER ELECTROLYTE FUEL CELLS, AND MEMBRANE/ELECTRODE ASSEMBLY

#150
20080124606
2008-05-29

STRETCHED PROTON EXCHANGE MEMBRANE

#151
20080124604
2008-05-29

Solid alkaline fuel cell comprising ion exchange membrane

#152
20080033069
2008-02-07

Processes for producing nano-space controlled polymer ion-exchange membranes

#153
20080003479
2008-01-03

IONIC POLYMER METAL COMPOSITE ELECTROLYTE FOR FUEL CELL

#154
20070281199
2007-12-06

CROSSLINKED MEMBRANE ELECTRODE ASSEMBLIES

#155
20070281198
2007-12-06

MEMBRANES ELECTRODE ASSEMBLIES PREPARED FROM FLUOROPOLYMER DISPERSIONS

#156
20070278094
2007-12-06

METHOD FOR PREPARING MEMBRANE ELECTRODE ASSEMBLIES FROM FLUOROPOLYMER DISPERSIONS

#157
20070259978
2007-11-08

Proton Exchange Composite Membrane with Low Resistance and Preparation Thereof

#158
20070231654
2007-10-04

Process of producing sulfonic group-containing substituted polyacetylene membrane, membrane obtained thereby and application thereof

#159
20070224480
2007-09-27

Process for producing polymer electrolyte membranes for fuel cells, polymer electrolyte membranes for fuel cells produced by the process, and fuel cell membrane-electrode assemblies using the membranes

#160
20070218334
2007-09-20

Methods for making sulfonated non-aromatic polymer electrolyte membranes

#161
20070214962
2007-09-20

FLUORINATION OF A POROUS HYDROCARBON-BASED POLYMER FOR USE AS COMPOSITE MEMBRANE

#162
20070207359
2007-09-06

Crosslinked nano-inorganic particle/polymer electrolyte membrane for membrane electrode assembly

#163
20070196714
2007-08-23

POLYMER MEMBRANE, METHOD OF PREPARING THE SAME AND FUEL CELL EMPLOYING THE SAME

#164
20070184331
2007-08-09

Catalyst coated electrolyte membrane, fuel cell including the same, method of preparing the catalyst coated electrolyte membrane

#165
20070166621
2007-07-19

Polymer membrane, method of preparing the same, and fuel cell using the same

#166
20070166590
2007-07-19

Electrolytic membrane, process for producing the same, membrane electrode assembly, fuel cell and method of operating the same

#167
20070141427
2007-06-21

Electrolyte polymer for fuel cells, process for its production, electrolyte membrane and membrane/electrode assembly

#168
20070141425
2007-06-21

Liquid fluoropolymer composition and process for producing crosslinked fluorochemical

#169
20070105966
2007-05-10

Polymer electrolyte membranes crosslinked by direct fluorination

#170
20070104994
2007-05-10

Electrolyte membrane for polymer electrolyte fuel cell, process for its production and membrane-electrode assembly for polymer electrolyte fuel cell

#171
20070099054
2007-05-03

Sulfonated-perfluorocyclobutane polyelectrolyte membranes for fuel cells

#172
20070087248
2007-04-19

Proton conductive electrolyte membrane, method of preparing the same and fuel cell including the proton conductive electrolyte membrane

#173
20070082246
2007-04-12

Polymer membrane for fuel cell, method of preparing the same, membrane-electrode assembly including the same, and fuel cell system including the same

#174
20070037032
2007-02-15

Proton-conductive film, fuel cell comprising the same, and method for producing the same

#175
20060292414
2006-12-28

Polymer electrolyte for a fuel cell, a method of producing the same, and a fuel cell system comprising the same

#176
20060286424
2006-12-21

Monomer compound, graft copolymer compound, production method thereof, polymer electrolyte membrane, and fuel cell

#177
20060281824
2006-12-14

Crosslinked polymer electrolyte fuel cell membranes and their producing process

#178
20060280984
2006-12-14

Polymer electrolyte membrane and method of producing the same

#179
20060231484
2006-10-19

Composites and composite membranes

#180
20060228609
2006-10-12

Solid polymer electrolyte membrane and process for producing the same, and fuel cell

#181
20060199063
2006-09-07

Polymer electrolyte fuel cell

#182
20060183011
2006-08-17

Solid polymer electrolyte composite membrane comprising porous ceramic support

#183
20060180796
2006-08-17

Polymer electrolytic material, polymer electrolytic part, membrane electrode assembly, and polymer electrolyte fuel cell

#184
20060177719
2006-08-10

Sulfonated polyelectrolyte membranes containing perfluorosulfonate ionomers

#185
20060166046
2006-07-27

Fuel cell incorporating a polymer electrolyte membrane grafted by irradiation

#186
20060160958
2006-07-20

Polymer electrolyte with aromatic sulfone crosslinking

#187
20060148911
2006-07-06

Porous polymeric membrane comprising vinylidene fluoride

#188
20060141317
2006-06-29

Proton conductor, polymer electrolyte comprising the same and fuel cell employing the polymer electrolyte

#189
20060134493
2006-06-22

Highly durable polymer electrolytic membrane for a fuel cell having a cross-linked structure

#190
20060127727
2006-06-15

Polymer electrolyte and fuel cell employing the same

#191
20060105216
2006-05-18

Methods for producing a polymer electrolyte membrane having improved oxidation resistance

#192
20060083973
2006-04-20

Fuel cells incorporating membranes

#193
20060083972
2006-04-20

Membranes and electrochemical cells incorporating such membranes

#194
20060073369
2006-04-06

Sulfonated poly(arylene) films as polyelectrolyte membranes

#195
20050249994
2005-11-10

Membranes and electrochemical cells incorporating such membranes

#196
20050238813
2005-10-27

Process for impregnating supports

#197
20050233198
2005-10-20

Microfluidic electrochemical reactors

#198
20050228061
2005-10-13

Sulphonic fluorinated ionomers

#199
20050186480
2005-08-25

Gel electrolyte, electrode for fuel cell, fuel cell, and method of producing the gel electrolyte

#200
20050148458
2005-07-07

Method for producing electrochemical device

#201
20050137351
2005-06-23

Polymer electrolyte membranes crosslinked by direct fluorination

#202
20050113528
2005-05-26

Polymer electrolyte with aromatic sulfone crosslinking

#203
20050112434
2005-05-26

Polymer electrolyte composition for direct methanol fuel cell with suppressed methanol crossover

#204
20050107490
2005-05-19

Bromine, chlorine or iodine functional polymer electrolytes crosslinked by e-beam

#205
20050084741
2005-04-21

Self-hydrating membrane electrode assemblies for fuel cells

#206
20050075406
2005-04-07

Ion-exchange resin membrane and method for producing the same

#207
20050053820
2005-03-10

Proton-conducting membrane and the use of the same

#208
20050049320
2005-03-03

Processes for producing nano-space controlled polymer ion-exchange membranes

#209
20050049319
2005-03-03

Graft polymeric membranes and ion-exchange membranes formed therefrom

#210
20050031927
2005-02-10

Polyelectrolyte membrane, method for its production and fuel cell using said polyelectrolyte membrane

#211
20050003255
2005-01-06

Membrane electrode assembly, manufacturing process therefor and solid-polymer fuel cell

#212
17341293
2022-05-31

Preparation method of the matrix material for the gas diffusion layer of a fuel cell