ClassID:

213588

H01M8/1027 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Fuel cells with solid electrolytes characterised by the electrolyte material; Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having carbon, oxygen and other atoms, e.g. sulfonated polyethersulfones [S-PES]

Recent Application in this class:
#1
20260078218
2026-03-19

BLOCK COPOLYMER, POLYMER ELECTROLYTE MATERIAL USING SAME, POLYMER ELECTROLYTE MOLDED ARTICLE, POLYMER ELECTROLYTE MEMBRANE, CATALYST-COATED ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE COMPOSITE BODY, SOLID POLYMER FUEL CELL, AND WATER ELECTROLYTIC HYDROGEN GENERATOR

#2
20260066322
2026-03-05

PROTON EXCHANGE MEMBRANE COMPRISING FREE RADICAL SCAVENGING POLYMER

#3
20260031366
2026-01-29

PROCESS AND MEMBRANE

#4
20250316736
2025-10-09

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

#5
20250183341
2025-06-05

DECOUPLED ELECTRODE ELECTROCHEMICAL ENERGY STORAGE SYSTEM

#6
20250179250
2025-06-05

PROCESS FOR THE PREPARATION OF A SULFONATED POLYARYLENESULFONE POLYMER (SP)

#7
20250163232
2025-05-22

SUBSTANCE, MEMBRANE, USE OF A MEMBRANE AND METHOD FOR THE PREPARATION OF A SUBSTANCE

#8
20250145754
2025-05-08

HYDROCARBON BASED IONOMER FOR MEMBRANE-ELECTRODE ASSEMBLY WITH HIGH PROTON CONDUCTIVITY AND DURABILITY AND A MEMBRANE-ELECTRODE ASSEMBLY INCLUDING THE SAME

#9
20250125394
2025-04-17

HIGH-TEMPERATURE POLYMER ELECTROLYTE MEMBRANE FUEL CELL AND METHOD OF MANUFACTURING THE SAME

#10
20250066527
2025-02-27

CROSS-LINKABLE ION EXCHANGE POLYMERS, MEMBRANES AND IONOMERS

#11
20250015330
2025-01-09

MEMBRANE ELECTRODE ASSEMBLY

#12
20250002510
2025-01-02

MULTIFUNCTIONAL FLUORINATED PHOSPHOROUS COMPOUNDS, METHODS OF MAKING, AND ARTICLES AND USES THEREOF

#13
20240421334
2024-12-19

APPARATUS AND METHOD FOR ASSEMBLING A CONDUCTOR ASSEMBLY FOR A PROTON EXCHANGE MEMBRANE FUEL CELL

#14
20240297322
2024-09-05

CATION EXCHANGE MEMBRANE FOR FUEL CELL WITH PEDOT INTRODUCED INTO HYDROCARBON-BASED POLYMER AND METHOD FOR MANUFACTURING THE SAME

#15
20240266570
2024-08-08

HUMIDITY RESPONSIVE ENERGY HARVESTER AND METHOD FOR MANUFACTURING THE SAME

#16
20240204227
2024-06-20

Fluoropolymer Comprising Pendent Groups with Ionic Bis(Sulfonyl)Imide Moiety and Perfluoroether Terminal Group

#17
20240113318
2024-04-04

POLYMER ELECTROLYTE MEMBRANE, MEMBRANE-ELECTRODE ASSEMBLY COMPRISING SAME, AND FUEL CELL

#18
20240014424
2024-01-11

ELECTROLYTE MEMBRANE FOR MEMBRANE-ELECTRODE ASSEMBLY WITH HIGH DURABILITY

#19
20230352713
2023-11-02

MEMBRANE AND PROCESS

#20
20230317998
2023-10-05

FUEL CELL WITH POLYMER ELECTROLYTE MEMBRANE

#21
20230246213
2023-08-03

ELECTRODE ASSEMBLY FOR FUEL CELL WITHOUT PROTON EXCHANGE MEMBRANE, PREPARATION METHOD THEREOF AND FUEL CELL

#22
20230220158
2023-07-13

IONOMERS WITH MACROCYCLIC MOIETIES FOR ION CONDUCTIVITY AND PERMSELECTIVITY

#23
20230123137
2023-04-20

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

#24
20230106972
2023-04-06

Systems, methods, and devices for cation-associating fuel cell components

#25
20230016898
2023-01-19

SEPARATOR LAYER FOR FLOW BATTERY

#26
20220376268
2022-11-24

HIGH-PERFORMANCE MEMBRANE ELECTRODE UNIT AND THE USE THEREOF IN FUEL CELLS

#27
20220367897
2022-11-17

Polybenzimidazole (PBI) membranes for redox flow batteries

#28
20220320556
2022-10-06

PROTON CONDUCTING MEMBRANE CONTAINING PROTON-DONATING GROUP AND FUEL CELL

#29
20220311037
2022-09-29

Composition for fuel cell membranes and a process for the preparation thereof

#30
20220271315
2022-08-25

POLYVINYLIDENE FLUORIDE MEMBRANE SUPPORT

#31
20220238901
2022-07-28

Polymer electrolyte membrane, manufacturing method therefor, and electrochemical device comprising same

#32
20220181667
2022-06-09

Electrolyte membrane with improved ion conductivity and method for manufacturing the same

#33
20220131170
2022-04-28

Systems, methods, and devices for cation-associating fuel cell components

#34
20220052366
2022-02-17

Systems, methods, and devices for cation-associating fuel cell components

#35
20220045346
2022-02-10

Polyarylene ether-based polymer containing aliphatic chain, electrolyte membrane including the same, and membrane-electrode assembly including the electrolyte membrane

#36
20210351425
2021-11-11

DECOUPLED ELECTRODE ELECTROCHEMICAL ENERGY STORAGE SYSTEM

#37
20210344029
2021-11-04

Dual surface property composite fuel cell polymer electrolyte membrane

#38
20210336285
2021-10-28

Electrolyte membrane of a membrane-electrode assembly having improved chemical durability and a manufacturing method thereof

#39
20210309845
2021-10-07

Compositions for electrolyte fuel cells and other electrochemical conversion devices

#40
20210135265
2021-05-06

Membranes and anion conductive polymers

#41
20210135264
2021-05-06

Membrane-electrode assembly with improved durability and proton conductivity and method for manufacturing the same

#42
20210066740
2021-03-04

Polymer-based electrolyte materials for proton exchange membrane fuel cells

#43
20210005912
2021-01-07

Electrolyte membrane

#44
20200411892
2020-12-31

Ion-imbibed membranes based on proton conducting aromatic polyether type copolymers and their application in redox flow batteries

#45
20200358119
2020-11-12

Polymer electrolyte membrane, membrane electrode assembly, and solid polymer electrolyte fuel cell

#46
20200303753
2020-09-24

MEMBRANE AND PROCESS

#47
20200287230
2020-09-10

Polymer electrolyte membrane, method for manufacturing same, and membrane electrode assembly comprising same

#48
20200266473
2020-08-20

Antioxidant for fuel cells and membrane-electrode assembly including the same

#49
20200203745
2020-06-25

Electrolyte membrane of a membrane-electrode assembly having improved chemical durability and a manufacturing method thereof

#50
20200168937
2020-05-28

Highly ion-selective composite polymer electrolyte membranes comprising metal-ion blocking layer, redox flow batteries comprising the same, and electrochemical devices comprising the same

#51
20200119379
2020-04-16

Crosslinked membrane for anion exchange applications

#52
20200091539
2020-03-19

Low permeability polybenzimidazole (PBI) gel membranes for redox flow batteries

#53
20200091536
2020-03-19

Polybenzimidazole (PBI) membranes for redox flow batteries

#54
20200040139
2020-02-06

Block copolymers including poly(phenylene) and methods thereof

#55
20200014050
2020-01-09

Method of production of channel member for fuel cell

#56
20200014049
2020-01-09

Method of production of channel member for fuel cell

#57
20190363385
2019-11-28

Ion exchanging membrane, method for manufacturing the same and energy storage system comprising the same

#58
20190296378
2019-09-26

Method and control sub-system for operating a power generation system having a fuel-cell

#59
20190288319
2019-09-19

Hydrocarbon-based cross-linked membrane in which nanoparticles are used, method for manufacturing said membrane, and fuel cell

#60
20190185600
2019-06-20

Monomer composition and method for producing fluorinated polymer

#61
20190144611
2019-05-16

Aliphatic polysulfones with improved mechanical integrity

#62
20190106530
2019-04-11

Block polymer and polymer electrolyte membrane comprising same

#63
20190081302
2019-03-14

Flow battery containing lithium ion conductor

#64
20180345269
2018-12-06

Terminally-crosslinked methyl morpholinium-functionalized block copolymers, and anion exchange membranes using the same

#65
20180337417
2018-11-22

Polymer electrolyte membrane assembly

#66
20180277873
2018-09-27

Ion conductor, method for preparing same, and ion-exchange membrane, membrane-electrode assembly and fuel cell comprising same

#67
20180265634
2018-09-20

Solid electrolyte for an electrochemical generator

#68
20180261868
2018-09-13

Polymer electrolyte membrane

#69
20180251592
2018-09-06

Block polymer and polymer electrolyte membrane including same

#70
20180208712
2018-07-26

Polymerizable sulfonamide compounds and polymers thereof

#71
20180198149
2018-07-12

Polyphenylsulfone-based proton conducting polymer electrolyte, proton conducting solid polymer electrolyte membrane, electrode catalyst layer for solid polymer fuel cells, method for producing electrode catalyst layer for slid polymer fuel cells, and fuel cell

#72
20180191013
2018-07-05

Enhancement of Conductivity in Nanostructured Proton Exchange Membranes

#73
20180062192
2018-03-01

Membrane electrode assembly and method of making the same

#74
20180062140
2018-03-01

Polymerized ionic liquid block copolymers as battery membranes

#75
20180053956
2018-02-22

Composite polymer electrolyte membrane, and catalyst-coated membrane, membrane electrode assembly, and polymer electrolyte fuel cell using the composite polymer electrolyte membrane

#76
20180006320
2018-01-04

Compound comprising aromatic ring having sulfonamide and ion transport group, polymer comprising same, and polyelectrolyte membrane using same

#77
20170346121
2017-11-30

Compound and polymer electrolyte membrane using same

#78
20170338504
2017-11-23

Polymer and polymer electrolyte membrane comprising same

#79
20170331137
2017-11-16

Method of production of channel member for fuel cell

#80
20170331136
2017-11-16

Polymer electrolyte membrane

#81
20170317370
2017-11-02

Polymer and polymer electrolyte membrane comprising same

#82
20170298179
2017-10-19

Polymerization composition, polymer using polymerization composition, and polymer electrolyte membrane using polymer

#83
20170266652
2017-09-21

Functionalized main chain polymers

#84
20170246594
2017-08-31

Curable compositions and membranes

#85
20170214064
2017-07-27

Process for joining incompatible materials and materials formed thereby

#86
20170179514
2017-06-22

Reinforced composite membranes and method for manufacturing the same

#87
20170149081
2017-05-25

Polymer electrolyte membrane for fuel cell, membrane-electrode assembly for fuel cell including same, and fuel cell including same

#88
20170114196
2017-04-27

COMBINED MATERIAL SYSTEM FOR ION EXCHANGE MEMBRANES AND THEIR USE IN ELECTROCHEMICAL PROCESSES

#89
20170098845
2017-04-06

Polymer electrolyte membrane, membrane-electrode assembly comprising the same and fuel cell comprising the same

#90
20170095809
2017-04-06

FUNCTIONALIZED MAIN CHAIN POLYMERS

#91
20170018793
2017-01-19

Polymer electrolyte membrane, catalyst coated membrane, membrane electrode assembly, and polymer electrolyte fuel cell

#92
20170012313
2017-01-12

Polymer electrolyte membrane

#93
20170009032
2017-01-12

Polymeric ion conductor with improved thermal characteristics

#94
20170005355
2017-01-05

Polymer electrolyte membrane, membrane electrode assembly comprising polymer electrolyte membrane, and fuel cell comprising membrane electrode assembly

#95
20170005353
2017-01-05

Electrolyte membrane for fuel cell comprising polymer blend, and membrane-electrode assembly and fuel cell comprising the same

#96
20160380296
2016-12-29

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

#97
20160308231
2016-10-20

COMPOSITE FILM FOR ELECTROCHEMICAL ELEMENT

#98
20160308229
2016-10-20

5-(5-(2,6-dioxyphenyl)tetrazole containing polymer, membrane containing the same, electrochemical device including the membrane and method for preparing the same

#99
20160260995
2016-09-08

Polymer electrolyte membrane, method for fabricating same, and membrane-electrode assembly comprising same

#100
20160248064
2016-08-25

Polymerized ionic liquid block copolymers as battery membranes

#101
20160226091
2016-08-04

Ion transport material, electrolyte membrane comprising same, and method for producing same

#102
20160207008
2016-07-21

Devices including a membrane formed from a curable composition

#103
20160181642
2016-06-23

Polymer electrolyte and preparation method thereof

#104
20160149250
2016-05-26

ELECTROLYTE MEMBRANE, MEMBRANE-ELECTRODE ASSEMBLY, AND SOLID POLYMER FUEL CELL

#105
20160064764
2016-03-03

Polymer electrolyte membrane, membrane electrode assembly comprising polymer electrolyte membrane and fuel cell comprising membrane electrode assembly

#106
20160056488
2016-02-25

Polymer electrolyte membrane, membrane electrode assembly comprising polymer electrolyte membrane and fuel cell comprising membrane electrode assembly

#107
20160011414
2016-01-14

Display device for transparent glazing

#108
20150380759
2015-12-31

Aromatic sulfonic acid derivative, sulfonic acid group-containing polymer, block copolymer, polymer electrolyte material, polymer electrolyte form article, and polymer electrolyte fuel cell

#109
20150380742
2015-12-31

Membrane electrode assemblies with hydrogen peroxide decomposition catalyst

#110
20150311557
2015-10-29

Polymer, a method of preparing the same, composite prepared from the polymer, and electrode and composite membrane each including the polymer or the composite

#111
20150311537
2015-10-29

Composition, polymer thereof, electrode and electrolyte membrane for fuel cell, and fuel cell including the same

#112
20150290594
2015-10-15

Curable compositions and membranes

#113
20150266816
2015-09-24

Method for producing compound containing BIS (perfluoroalkylsulfonyl) methyl group and salt thereof, and solid electrolyte membrane produced using same

#114
20150214563
2015-07-30

Reinforced composite electrolyte membrane for fuel cell

#115
20150197589
2015-07-16

Process for the treatment of sulfonyl fluoride polymers

#116
20150129428
2015-05-14

Curable compositions and membranes

#117
20150064609
2015-03-05

Ionomers with ionic groups in the side chain

#118
20150021510
2015-01-22

Proton conductor

#119
20150010849
2015-01-08

Polymerized ionic liquid block copolymers as battery membranes

#120
20150010848
2015-01-08

POLYMER ELECTROLYTE MEMBRANE HAVING GRAFT CHAINS, AND METHOD FOR PRODUCING THE SAME

#121
20150010846
2015-01-08

Electrode assembly for solid polymer fuel cell

#122
20140370418
2014-12-18

Monomers and polymers carrying imidazole and benzimidazole groupings, and proton exchange membrane containing the same for the production of a fuel cell

#123
20140370417
2014-12-18

ANION EXCHANGE MEMBRANE, METHOD FOR PRODUCING THE SAME, AND FUEL CELL USING THE SAME

#124
20140363754
2014-12-11

Polymer electrolyte composition, electrolyte membrane, membrane-electrode assembly and fuel cell

#125
20140335439
2014-11-13

Polymer ion exchange membrane and method of preparing same

#126
20140329169
2014-11-06

SULFONATED POLYETHERSULFONE COPOLYMER CONTAINING HYDROXYL GROUPS AND PREPARATION METHOD THEREOF, POLYMER ELECTROLYTE MEMBRANE FOR FUEL CELLS AND MEMBRANE ELECTRODE ASSEMBLY COMPRISING THE SAME

#127
20140315117
2014-10-23

Ion-conducting membrane

#128
20140227627
2014-08-14

Anion transport membrane

#129
20140221509
2014-08-07

Highly basic ionomers and membranes and anion/hydroxide exchange fuel cells comprising the ionomers and membranes

#130
20140213671
2014-07-31

Aromatic sulfonic acid derivative, sulfonic acid group-containing polymer, block copolymer, polymer electrolyte material, polymer electrolyte form article, and polymer electrolyte fuel cell

#131
20140199611
2014-07-17

PROTON-CONDUCTING MEMBRANE, METHOD FOR THEIR PRODUCTION AND THEIR USE IN ELECTROCHEMICAL CELLS

#132
20140194581
2014-07-10

Polymer, a method of preparing the same, composite prepared from the polymer, and electrode and composite membrane each including the polymer or the composite

#133
20140162173
2014-06-12

Sulfonated perfluorocyclopentenyl polymers and uses thereof

#134
20140093808
2014-04-03

High durability fuel cell components with cerium salt additives

#135
20140080015
2014-03-20

Method for making anion electrolyte membrane

#136
20140045094
2014-02-13

PPS Membrane Reinforcing Material

#137
20140045093
2014-02-13

Imbibing PolyPhenyleneSulfide (PPS) and Sulfonated-PPS Fibers with Ionomer

#138
20140030613
2014-01-30

Method for making anion electrolyte membrane

#139
20140023949
2014-01-23

Tri-block copolymer and electrolyte membrane made from the same

#140
20140004445
2014-01-02

Bilayer complex proton exchange membrane and membrane electrode assembly

#141
20140004432
2014-01-02

Membrane electrode assemblies and fuel cells with long lifetime

#142
20130323621
2013-12-05

SILICIFIED ELECTROLYTE MATERIAL FOR FUEL CELL, METHOD FOR ITS PREPARATION AND FUEL CELL USING SAME

#143
20130295487
2013-11-07

Polymer blend proton exchange membrane and method for manufacturing the same

#144
20130288156
2013-10-31

Polyimide, polyimide-based polymer electrolyte membrane, membrane-electrode assembly, and polymer electrolyte fuel cell

#145
20130273450
2013-10-17

Tri-block copolymer and electrolyte membrane made from the same

#146
20130266890
2013-10-10

Sulfonated poly(phenylene sulfide sulfone nitrile) and membrane for fuel cell thereof

#147
20130253080
2013-09-26

METHOD FOR PREPARING A SULFONATED POLYARYLENE ETHER SULFONE COPOLYMER FOR FUEL CELLS

#148
20130197110
2013-08-01

Sulphur-containing and sulphonated aromatic perfluoroalkane monomer

#149
20130184428
2013-07-18

Sulphur-containing triazine monomer that can be used for the synthesis of a polymer membrane for a fuel cell

#150
20130177834
2013-07-11

Polymer electrolyte and preparation method thereof

#151
20130052564
2013-02-28

POLYMER ELECTROLYTE MEMBRANE, MEMBRANE-ELECTRODE ASSEMBLY, AND SOLID POLYMER FUEL CELL

#152
20130034766
2013-02-07

SEPARATOR FOR REDOX FLOW BATTERY AND REDOX FLOW BATTERY INCLUDING SAME

#153
20130029249
2013-01-31

Proton conducting materials

#154
20130012607
2013-01-10

Proton-conducting membrane and its use

#155
20120295181
2012-11-22

Benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the same, electrolyte membrane for fuel cell including the same, and fuel cell using the same

#156
20120282532
2012-11-08

Block copolymer electrolyte composite membranes and methods of producing the same

#157
20120277332
2012-11-01

Organic superacid monomers containing a bis-sulfonic acid group and methods of making and using the same

#158
20120264909
2012-10-18

Phosphorous containing benzoxazine-based monomer, or polymer thereof

#159
20120264835
2012-10-18

Method for producing a sulfonated polyarylether block copolymer

#160
20120252909
2012-10-04

Method for mechanical stabilization of nitrogen-containing polymers

#161
20120251921
2012-10-04

Phosphorus containing benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the polymer, electrolyte membrane for fuel cell including the polymer, and fuel cell using the electrode

#162
20120251919
2012-10-04

POLYARYLENE-BASED COPOLYMER AND USES THEREOF

#163
20120248030
2012-10-04

Curable compositions and membranes

#164
20120248029
2012-10-04

Curable compositions and membranes

#165
20120248028
2012-10-04

Curable compositions and membranes

#166
20120245237
2012-09-27

Ionomers with ionic groups in the side chain

#167
20120244453
2012-09-27

Electrolytic membrane comprising a crystalline organic and inorganic porous composite for fuel cell, electrode and fuel cell, and fuel cell including the electrolytic membrane and/or the electrode

#168
20120238648
2012-09-20

Anion exchange polyelectrolytes

#169
20120237850
2012-09-20

Electrolyte membrane for fuel cell including blend of polymers with different degrees of sulfonation, and membrane-electrode assembly and fuel cell including the same

#170
20120231355
2012-09-13

Polymer electrolyte membrane for a fuel cell, and method for preparing same

#171
20120219879
2012-08-30

PROTON EXCHANGE MEMBRANE COMPRISING POLYMER BLENDS FOR USE IN HIGH TEMPERATURE PROTON EXCHANGE MEMBRANE FUEL CELLS

#172
20120219877
2012-08-30

Naphthoxazine benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the polymer, electrolyte membrane for fuel cell including the polymer, and fuel cell using the electrode

#173
20120219876
2012-08-30

Naphthoxazine benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the polymer, electrolyte membrane for fuel cell including the polymer, and fuel cell using the electrode

#174
20120214883
2012-08-23

METHOD FOR PRODUCING SOLID ELECTROLYTE FILM

#175
20120214086
2012-08-23

METHOD OF FABRICATING A POLYMER ELECTROLYTE MEMBRANE (PEM)

#176
20120202129
2012-08-09

CROSSLINKED OR NON-CROSSLINKED AROMATIC (CO)POLYMERS AS PROTON CONDUCTORS FOR USE IN HIGH TEMPERATURE PEM FUEL CELLS

#177
20120196206
2012-08-02

METHOD FOR PRODUCING STRONGLY ACIDIC ZIRCONIUM PARTICLES, PROTON CONDUCTING MATERIAL, METHOD FOR PRODUCING PROTON CONDUCTING MEMBRANE, PROTON CONDUCTING MEMBRANE, ELECTRODE FOR FUEL CELL, MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL

#178
20120196188
2012-08-02

Aromatic polymer ion exchange membranes, its composite membrane, and its application in acidic electrolyte flow battery

#179
20120189922
2012-07-26

METHOD FOR OPERATING A FUEL CELL, AND A CORRESPONDING FUEL CELL

#180
20120178834
2012-07-12

Membranes, coatings and films and methods for their preparation

#181
20120172462
2012-07-05

Interpenetrating polymer networks and uses thereof

#182
20120171598
2012-07-05

Polymer electrolyte composition

#183
20120164558
2012-06-28

BIPHENYLTETRASULFONIC ACID COMPOUND, METHOD FOR PRODUCING SAME, POLYMER AND POLYMER ELECTROLYTE

#184
20120164557
2012-06-28

METHOD FOR PRODUCING A POLYMER ELECTROLYTE MEMBRANE

#185
20120164556
2012-06-28

Crosslinked polybenzoxazines, electrolyte membrane including the same, and fuel cell employing the electrolyte membrane

#186
20120141913
2012-06-07

POLYMER ELECTROLYTE MEMBRANE FOR POLYMER ELECTROLYTE FUEL CELL, METHOD OF MANUFACTURING THE SAME AND POLYMER ELECTROLYTE FUEL CELL SYSTEM INCLUDING THE SAME

#187
20120141909
2012-06-07

MEMBRANE ELECTRODE ASSEMBLIES AND HIGHLY DURABLE FUEL CELLS

#188
20120129076
2012-05-24

Novel Sulfonic Acid Group-Containing Segmented Block Copolymer and Use Thereof

#189
20120129075
2012-05-24

Proton-conductive polymer electrolyte membrane, and membrane-electrode assembly and polymer electrolyte fuel cell using the same

#190
20120119410
2012-05-17

Highly basic ionomers and membranes and anion/hydroxide exchange fuel cells comprising the ionomers and membranes

#191
20120115050
2012-05-10

METHOD FOR IN-SITU PREPARATION OF POLYBENZIMIDAZOLE-BASED ELECTROLYTE MEMBRANE AND POLYBENZIMIDAZOLE-BASED ELECTROLYTE MEMBRANE PREPARED THEREBY

#192
20120094212
2012-04-19

Polyurea electrolyte and method for manufacturing the same

#193
20120077113
2012-03-29

MICROPOROUS POLYETHYLENE FILM WITH THERMALLY STABLE HYBRID-COMPOSITE LAYERS

#194
20120071611
2012-03-22

Polybenzoxazine-based compound, electrolyte membrane including the same, and fuel cell employing the electrolyte membrane

#195
20120070765
2012-03-22

Polybenzoxazine-based compound, electrolyte membrane including the same, and fuel cell employing the electrolyte membrane

#196
20120058414
2012-03-08

METHOD FOR PREPARING MEMBRANE-ELECTRODE ASSEMBLY, MEMBRANE-ELECTRODE ASSEMBLY PREPARED THEREFROM AND FUEL CELL COMPRISING THE SAME

#197
20120052403
2012-03-01

FUEL CELL ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL AND METHOD OF MANUFACTURING FUEL CELL ELECTROLYTE MEMBRANE

#198
20120045711
2012-02-23

Solid acid, polymer electrolyte membrane including the same, and fuel cell using the polymer electrolyte membrane

#199
20120040271
2012-02-16

Varnish for a solid polymer fuel cell

#200
20120028167
2012-02-02

Method for preparing a porous polyimide film and a composite membrane comprising the same

#201
20120012457
2012-01-19

Membrane electrode unit for the electrolysis of water

#202
20120009481
2012-01-12

Room temperature crosslinkable ion conductive polymer system

#203
20120004330
2012-01-05

Functionalized main chain polymers

#204
20110318671
2011-12-29

Proton-conducting membrane and use thereof

#205
20110311899
2011-12-22

POLYMER, POLYARYLENE BLOCK COPOLYMER, POLYELECTROLYTE, POLYELECTROLYTE MEMBRANE, AND FUEL CELL

#206
20110294025
2011-12-01

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

#207
20110288187
2011-11-24

Proton-conducting membrane and the use of the same

#208
20110281200
2011-11-17

Compound and composition including compound, with fuel cell, fuel cell electrode and fuel cell electrolyte membrane using same

#209
20110275005
2011-11-10

Membrane Electrode Assemblies With Interfacial Layer

#210
20110269029
2011-11-03

DIRECT ALCOHOL ANION FUEL CELL WITH BIOCATHODE

#211
20110265669
2011-11-03

Method for the production of membrane/electrode units

#212
20110262838
2011-10-27

Triblock copolymers with acidic groups

#213
20110262835
2011-10-27

Polymer electrolyte membrane based on polyazole

#214
20110244366
2011-10-06

ION CONDUCTOR AND FUEL CELL

#215
20110244356
2011-10-06

Fuel cell

#216
20110244340
2011-10-06

Membrane electrode assemblies with hydrogen peroxide decomposition catalyst

#217
20110237690
2011-09-29

Highly basic ionomers and membranes and anion/hydroxide exchange fuel cells comprising the ionomers and membranes

#218
20110229797
2011-09-22

Sulfonated-Perfluorocyclobutane Polyelectrolyte Membranes for Fuel Cells

#219
20110215240
2011-09-08

POLYMER ELECTROLYTE MEMBRANE, METHOD FOR PRODUCING THE SAME, AND PROTON CONDUCTIVITY EVALUATION METHOD FOR POLYMER ELECTROLYTE MEMBRANE

#220
20110213103
2011-09-01

Crosslinkable sulfonated copolymer and fuel cell including polymeric composition of the same

#221
20110207028
2011-08-25

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

#222
20110207021
2011-08-25

FUEL CELL ELECTROLYTE MEMBRANE

#223
20110201756
2011-08-18

Amphiphilic block copolymer, method for manufacturing the same, and polymer electrolyte membrane using the same

#224
20110200907
2011-08-18

Ion conductive resin fiber, ion conductive hybrid membrane, membrane electrode assembly and fuel cell

#225
20110196051
2011-08-11

Electrolyte membrane using polybenzoxazine based compound

#226
20110195341
2011-08-11

Method for synthesizing Polymer Electrolyte, Polymer Electrolyte Membrane, and Solid Polymer Electrolyte Fuel Cell

#227
20110195340
2011-08-11

Composition, polymer thereof, electrode and electrolyte membrane for fuel cell, and fuel cell including the same

#228
20110195338
2011-08-11

Hyper-branched polymer, electrode and electrolyte membrane including the hyper-branched polymer, and fuel cell including at least one of the electrode and the electrolyte membrane

#229
20110190526
2011-08-04

Sulfone hybrid precursor, method of synthesizing same, and uses thereof

#230
20110184076
2011-07-28

FULLERENE COMPOSITE MEMBRANES FOR DIRECT METHANOL FUEL CELL

#231
20110178190
2011-07-21

Comb polymers for supramolecular nanoconfinement

#232
20110172317
2011-07-14

Sulfonated polyarylene compounds, membrane material made therefrom, method for the production thereof and use

#233
20110171561
2011-07-14

Composition with enhanced proton conductivity

#234
20110166241
2011-07-07

Polymer electrolyte membrane

#235
20110165498
2011-07-07

Manufacture method for polymer electrolyte fuel, and polymer electrolyte fuel cell manufactured by the method

#236
20110165497
2011-07-07

Method for Mitigating Fuel Cell Chemical Degradation

#237
20110160319
2011-06-30

Organic/inorganic hybrid composite proton exchange membrane

#238
20110159406
2011-06-30

Superconducting electrolytic hybrid material, and preparation method and uses thereof

#239
20110159404
2011-06-30

Polyolefin Support to Prevent Dielectric Breakdown in PEMS

#240
20110151355
2011-06-23

POLYMER, POLYMER ELECTROLYTE AND USE OF SAME

#241
20110136041
2011-06-09

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

#242
20110136040
2011-06-09

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

#243
20110136016
2011-06-09

Polymer blend proton exchange membrane and method for manufacturing the same

#244
20110091788
2011-04-21

GAS DIFFUSION ELECTRODES COMPRISING FUNCTIONALISED NANOPARTICLES

#245
20110082222
2011-04-07

USE OF A MATERIAL IMPARTING PROTON CONDUCTIVITY IN THE PRODUCTION OF FUEL CELLS

#246
20110081597
2011-04-07

POLYMER ELECTROLYTE, CROSSLINKED POLYMER ELECTROLYTE, POLYMER ELECTROLYTE MEMBRANE AND USE OF THE SAME

#247
20110081591
2011-04-07

METHOD FOR THE PRODUCTION OF AN ELECTROCHEMICAL CELL

#248
20110070525
2011-03-24

Electrolyte composition, solid electrolyte membrane, solid polymer fuel cell and manufacturing method for solid electrolyte membrane

#249
20110065949
2011-03-17

Compound for solid polymer electrolyte membrane

#250
20110065021
2011-03-17

Novel Sulfonic-Acid-Group-Containing Segmented Block Copolymer, Application Thereof, and Method of Manufacturing Novel Block Copolymer

#251
20110065020
2011-03-17

PROTON-CONDUCTING MEMBRANE AND ITS USE

#252
20110059385
2011-03-10

Polymer membrane composition for fuel cell, polymer membrane prepared therefrom, membrane-electrode assembly, fuel cell including the same, and associated methods

#253
20110054050
2011-03-03

Ion exchange membrane having lamellar morphology and process of making the same

#254
20110053037
2011-03-03

Fuel cell with spatially non-homogeneous ionic membrane

#255
20110053036
2011-03-03

Polyelectrolyte membranes made of poly(perfluorocyclobutanes) with pendant perfluorosulfonic acid groups and blends with poly(vinylidene fluoride)

#256
20110053007
2011-03-03

Perfluorocyclobutane based water vapor transfer membranes

#257
20110039170
2011-02-17

Fuel cells

#258
20110033778
2011-02-10

POLYMER ELECTROLYTE MEMBRANE

#259
20110033776
2011-02-10

PROTON EXCHANGE MEMBRANES

#260
20110033774
2011-02-10

POLYMER ELECTROLYTE COMPOSITION AND METHOD FOR PREPARING THE SAME, AND FUEL CELL

#261
20110033759
2011-02-10

METHOD FOR OPERATING A FUEL CELL

#262
20110027692
2011-02-03

Proton-conductive polymer electrolyte membrane, method of manufacturing the proton-conductive polymer electrolyte membrane, and membrane-electrode assembly and polymer electrolyte fuel cell using the proton-conductive polymer electrolyte membrane

#263
20110027691
2011-02-03

Polymer membranes

#264
20110014545
2011-01-20

Proton-conducting membrane and its use

#265
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

#266
20110008711
2011-01-13

POLYMER ELECTROLYTE MEMBRANE

#267
20110003231
2011-01-06

Fuel cell components including immobilized heteropolyacids

#268
20110000615
2011-01-06

Fuel cell electrolyte membrane with basic polymer

#269
20100331437
2010-12-30

Polybenzoxazole membranes prepared from aromatic polyamide membranes

#270
20100330454
2010-12-30

POLYMER ELECTROLYTE COMPOSITION

#271
20100323275
2010-12-23

ION CONDUCTIVE COMPOSITION, ION CONDUCTIVE FILM CONTAINING THE SAME, ELECTRODE CATALYST MATERIAL, AND FUEL CELL

#272
20100311860
2010-12-09

METHOD FOR MAKING PROTON CONDUCTING MEMBRANES FOR FUEL CELLS BY RADIOGRAFTING

#273
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2010-12-02

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

#274
20100297528
2010-11-25

ALKYLATED BISPHENOL-BASED COMPOUND AND PREPARATION, SULFONATED POLYARYLENE SULFONE POLYMER PREPARED FROM THE COMPOUND, AND FUEL CELL USING THE POLYMER

#275
20100273953
2010-10-28

FUNCTIONALIZED POLYARYL ETHERS

#276
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

#277
20100239947
2010-09-23

Condensed ring-containing polymer electrolyte and application thereof

#278
20100239946
2010-09-23

SOLID ELECTROLYTE MEMBRANE, METHOD AND APPARATUS FOR PRODUCING THE SAME, MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL

#279
20100239944
2010-09-23

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

#280
20100234479
2010-09-16

Polymers for use in fuel cell components

#281
20100222441
2010-09-02

Organic superacids, polymers derived from organic superacids, and methods of making and using the same

#282
20100216051
2010-08-26

Proton-conducting polymer membrane comprising polyazole blends and its use in fuel cells

#283
20100209813
2010-08-19

BLOCK COPOLYMER, AND POLYMER ELECTROLYTE, POLYMER ELECTROLYTE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL USING SAME

#284
20100209810
2010-08-19

POLYMER ELECTROLYTE COMPOSITION

#285
20100209805
2010-08-19

MEMBRANE ELECTRODE ASSEMBLY HAVING PROTECTIVE BARRIER LAYER AND METHOD FOR MITIGATING MEMBRANE DECAY

#286
20100197816
2010-08-05

High temperature stable polyelectrolytes having backbone aromatic groups

#287
20100196792
2010-08-05

Polymer electrolyte composition and fuel cell

#288
20100190875
2010-07-29

Crosslinked aromatic polymer electrolyte membrane

#289
20100190088
2010-07-29

Membrane electrode assembly and polymer electrolyte fuel cell therewith

#290
20100190085
2010-07-29

MEMBRANE-ELECTRODE ASSEMBLY, METHOD FOR PRODUCING THE SAME AND SOLID POLYMER FUEL CELL

#291
20100183946
2010-07-22

Sulfonated poly(arylene sulfone), crosslinked material thereof, clay nanocomposite including the same, and fuel cell including the same

#292
20100183945
2010-07-22

ELECTRODE CATALYST FOR FUEL CELL, PROCESS FOR PRODUCING THE SAME AND SOLID POLYMER FUEL CELL COMPRISING THE SAME

#293
20100178583
2010-07-15

Electrode composite material

#294
20100178582
2010-07-15

Ionic layer with oxygen evolution reaction catalyst for electrode protection

#295
20100174042
2010-07-08

Aromatic compound and sulfonated polyarylene polymer

#296
20100173221
2010-07-08

CATALYST FOR FUEL CELL ELECTRODE, PROCESS FOR PRODUCING CATALYST FOR FUEL CELL ELECTRODE, MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL

#297
20100168346
2010-07-01

Sulfonated Poly (Arylene Ether) Containing Crosslinkable Moiety at End Group, Method of Manufacturing the Same, and Polymer Electrolyte Membrane Using the Sulfonated Poly (Arylene Ether) and the Method

#298
20100167166
2010-07-01

Hyper-branched polymer, electrode including the polymer, electrolyte membrane including the polymer, and fuel cell including the electrode and/or the electrolyte membrane

#299
20100167165
2010-07-01

COPOLYMER, POLYMER ELECTROLYTE, AND USE THEREOF

#300
20100167163
2010-07-01

Proton-conducting membrane and the use of the same