ClassID:

100180

C08J5/2287 - CPC Classification

Classification description:

Manufacture of articles or shaped materials containing macromolecular substances; Manufacture of shaped structures of ion-exchange resins; Films, membranes or diaphragms After-treatment

Sub-classes:
Recent Application in this class:
#1
20260139110
2026-05-21

METHOD FOR AMINATION OF POLYMER FILM FOR MANUFACTURE OF ANION EXCHANGE MEMBRANE

#2
20260128340
2026-05-07

TRANSPORT PROPERTY MODULATION VIA SOLVENT SPECIFIC BEHAVIOR IN CROSSLINKED NON-AQUEOUS MEMBRANES

#3
20250202041
2025-06-19

IONIC LIQUID/POLYMER COMPOSITE FILM, AND PREPARATION METHOD THEREFOR AND USE THEREOF

#4
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

#5
20250108365
2025-04-03

FUNCTIONALIZED POLYMER SEPARATOR MEMBRANE FOR MITIGATING TRANSITION METAL DISSOLUTION AND TRAPPING ACIDIC SPECIES

#6
20250066527
2025-02-27

CROSS-LINKABLE ION EXCHANGE POLYMERS, MEMBRANES AND IONOMERS

#7
20240368363
2024-11-07

COMPOSITE ION EXCHANGE MEMBRANE AND METHOD OF MAKING SAME

#8
20240317952
2024-09-26

Fabrication of reinforced anion exchange membranes

#9
20240297322
2024-09-05

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

#10
20240262961
2024-08-08

NEW PHOSPHONATED NON-FLUORINATED AND PARTIALLY FLUORINATED ARYL POLYMERS FROM SULFONATED ARYL POLYMERS AND NEW POLYMERIC PERFLUOROPHOSPHONIC ACIDS FROM PERFLUOROSULFONIC ACIDS, THEIR PROCESS OF PREPARATION AND USE IN ELECTROMEMBRANE APPLICATIONS

#11
20240261774
2024-08-08

Alkaline anion exchange membranes derived from diphenylethylene and co-monomer feedstock

#12
20240157353
2024-05-16

Ionic functionalization of aromatic polymers for ion exchange membranes

#13
20240113389
2024-04-04

SEPARATOR AND PREPARATION METHOD THEREOF, SECONDARY BATTERY AND DEVICE

#14
20240101773
2024-03-28

MANUFACTURING METHOD OF PROTON CONDUCTING MEMBRANE

#15
20240055638
2024-02-15

GLASSY ORGANIC FRAMEWORK ION-CONDUCTIVE MEMBRANES

#16
20240030474
2024-01-25

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

#17
20230323053
2023-10-12

Composite ion exchange membrane and method of making same

#18
20230312849
2023-10-05

STYRENIC BLOCK COPOLYMER COMPOSITION AND ANION EXCHANGE MEMBRANES MADE THEREOF

#19
20230187674
2023-06-15

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

#20
20230174733
2023-06-08

METHOD FOR PRODUCING THERMOPLASTIC POLYURETHANES

#21
20220406531
2022-12-22

DYE-SENSITIZED SOLAR CELL AND ELECTROLYTE THEREOF, AND METHODS OF MANUFACTURING DYE-SENSITIZED SOLAR CELL AND ELECTROLYTE

#22
20220363811
2022-11-17

Anion-conducting polyelectrolytes comprising amide group, preparation method and applicationthereof

#23
20220298318
2022-09-22

MONOVALENT ANION SELECTIVE ION EXCHANGE MEMBRANE

#24
20220288577
2022-09-15

Surface modified membranes

#25
20220266239
2022-08-25

Ionic functionalization of aromatic polymers for ion exchange membranes

#26
20220213283
2022-07-07

Composite ion exchange membrane and method of making same

#27
20220126282
2022-04-28

Strong cation exchange chromatographic matrix and method for using same

#28
20220072529
2022-03-10

Alkaline anion exchange membranes derived from diphenylethylene and co-monomer feedstock

#29
20220032282
2022-02-03

Grafted polysulfone membranes

#30
20220002497
2022-01-06

BLOCK POLYMER COMPOSITE MEMBRANES

#31
20210309818
2021-10-07

Methods of making anion exchange membrane via simultaneous post-functionalization and crosslinking of epoxidized SBS

#32
20210308663
2021-10-07

Alkaline anion exchange membranes derived from diphenylethylene and co-monomer feedstock

#33
20210135265
2021-05-06

Membranes and anion conductive polymers

#34
20210008499
2021-01-14

BIPOLAR MEMBRANE AND PROCESS FOR PRODUCING THE SAME

#35
20200343569
2020-10-29

PROTON EXCHANGE MEMBRANE WITH ENHANCED CHEMICAL STABILITY AND METHOD OF PREPARING THEREOF

#36
20200262990
2020-08-20

Ion-conducting membrane production method and production device

#37
20200238272
2020-07-30

IONIC FUNCTIONALIZATION OF AROMATIC POLYMERS FOR ION EXCHANGE MEMBRANES

#38
20200078736
2020-03-12

Nanostructured polyelectrolytes for ion-selective membranes

#39
20190291094
2019-09-26

Anion exchange stationary phases based on crosslinked hydroxyalkylamine layer and glycidol

#40
20190217285
2019-07-18

STRONG CATION EXCHANGE CHROMATOGRAPHIC MATRIX AND METHOD FOR USING SAME

#41
20190181459
2019-06-13

Cross-linked porous membrane from hydrolysis of ester-containing side chain and preparation method thereof

#42
20190169372
2019-06-06

Crosslinking of hydroxide stable, polybenzimidazoliums and polyimidazoliums membranes and ionomers

#43
20180333682
2018-11-22

ASYMMETRICALLY POROUS ION EXCHANGE MEMBRANES AND THEIR METHOD OF MANUFACTURE

#44
20180319931
2018-11-08

Functionalization of diels-alder polyphenylene polymers

#45
20180251616
2018-09-06

Composite ion exchange membrane and method of making same

#46
20180208728
2018-07-26

Nanoporous lyotropic liquid crystal polymer membranes with reversibly tuned pore size and selectivity, and methods using same

#47
20180201746
2018-07-19

Ion exchange membranes

#48
20180200708
2018-07-19

Ion exchange membranes

#49
20180185835
2018-07-05

Grafted polysulfone membranes

#50
20180069257
2018-03-08

Proton exchange composite membrane

#51
20180065095
2018-03-08

Light-driven ion-pumping membrane systems

#52
20180057370
2018-03-01

High-performance anion exchange membranes and methods of making same

#53
20170170505
2017-06-15

PHOSPHONIC ACID-CONTAINING BLENDS AND PHOSPHONIC ACID-CONTAINING POLYMERS

#54
20160340460
2016-11-24

Sulfonated polyphosphazene copolymer proton exchange membrane material and method for preparing such membrane

#55
20160228866
2016-08-11

CROSS-LINKING MEHTOD AND ARTICLES PRODUCED THEREBY

#56
20150228950
2015-08-13

Organic-inorganic composite anion exchange membrane containing polyvinylidene fluoride polymer for non-aqueous redox flow battery and method for preparing the same

#57
20140370404
2014-12-18

Redox flow secondary battery and electrolyte membrane for redox flow secondary battery

#58
20140335439
2014-11-13

Polymer ion exchange membrane and method of preparing same

#59
20140220411
2014-08-07

Separator for electrochemical device and electrochemical device including the separator

#60
20140200280
2014-07-17

Anion exchange membrane and method for producing same

#61
20120252909
2012-10-04

Method for mechanical stabilization of nitrogen-containing polymers

#62
20120214086
2012-08-23

METHOD OF FABRICATING A POLYMER ELECTROLYTE MEMBRANE (PEM)

#63
20120115036
2012-05-10

Method for manufacturing separator, separator manufactured by the method and method for manufacturing electrochemical device including the separator

#64
20120035280
2012-02-09

Anion exchange membrane and method for producing same

#65
20110294025
2011-12-01

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

#66
20110229768
2011-09-22

Microporous polymer membrane modified by aqueous polymer, manufacturing method and use thereof

#67
20110207028
2011-08-25

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

#68
20110045382
2011-02-24

Membrane with increased durability from partial ion exchange

#69
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

#70
20110009505
2011-01-13

METHOD FOR DISCRIMINATING POLYMER COMPOUND MEMBRANE

#71
20100210742
2010-08-19

Microphase-separated structure membrane and process for producing the same

#72
20100055536
2010-03-04

Method for producing a polymer electrolyte membrane

#73
20100024951
2010-02-04

Method for producing electrolyte membrane for fuel cell and method for producing electrolyte membrane-electrode assembly for fuel cell

#74
20090325026
2009-12-31

POLYMER ELECTROLYTE MEMBRANE AND PRODUCING METHOD THEREOF, MEMBRANE-ELECTRODE ASSEMBLY AND FUEL CELL USING THE POLYMER ELECTROLYTE MEMBRANE, AND EVALUATION ION METHOD OF IONIC CONDUCTIVITY OF THE POLYMER ELECTROLYTE MEMBRANE

#75
20090274944
2009-11-05

METHOD FOR PRODUCING POLYMER ELECTROLYTE MEMBRANE, POLYMER ELECTROLYTE MEMBRANE AND DIRECT METHANOL FUEL CELL

#76
20090253016
2009-10-08

POROUS MEMBRANE, METHOD FOR PRODUCING POROUS MEMBRANE, SOLID POLYMER ELECTROLYTE MEMBRANE, AND FUEL CELL

#77
20090220843
2009-09-03

Phosphonic acid-containing blends and phosphonic acid-containing polymers

#78
20090197139
2009-08-06

ION CONDUCTIVE FILM AND FUEL CELL USING THE SAME

#79
20090186252
2009-07-23

ORGANIC-INORGANIC COMPOSITE POLYMER ELECTROLYTE MEMBRANE FOR FUEL CELLS AND ITS PREPARATION METHOD

#80
20090053611
2009-02-26

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

#81
20090047732
2009-02-19

BIODEGRADATION OF OXYANIONS SUCH AS PERCHLORATE ON ION EXCHANGE RESINS

#82
20090042078
2009-02-12

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

#83
20080214719
2008-09-04

Aqueous formulations containing polyaromatic compounds with acid groups

#84
20080199753
2008-08-21

Fluorine Treatment of Polyelectrolyte Membranes

#85
20080179248
2008-07-31

Process for cross-linking cellulose ester membranes

#86
20080090972
2008-04-17

Oligomers and Polymers Containing Sulfinate Groups, and Methods for Producing the Same

#87
20080045616
2008-02-21

METHOD FOR FABRICATING A COMPOSITE SOLID POLYMER ELECTROLYTE MEMBRANE

#88
20070275286
2007-11-29

Method for Cross-Linking Sulfonated Polymers

#89
20070272615
2007-11-29

Biodegradation of oxyanions such as perchlorate on ion exchange resins

#90
20070231655
2007-10-04

Method to manufacture composite polymer electrolyte membranes coated with inorganic thin films for fuel cells

#91
20070231654
2007-10-04

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

#92
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

#93
20070218334
2007-09-20

Methods for making sulfonated non-aromatic polymer electrolyte membranes

#94
20070207359
2007-09-06

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

#95
20060280986
2006-12-14

End capped ion-conductive polymers

#96
20060144791
2006-07-06

Platinum recovery from nanostructured fuel cell catalyst

#97
20060073369
2006-04-06

Sulfonated poly(arylene) films as polyelectrolyte membranes

#98
20060035129
2006-02-16

Proton conducting membrane, method for producing the same and fuel cell using the same

#99
20050260475
2005-11-24

Polymer electrolyte membrane, method for producing same, and membrane electrode assembly and polymer electrolyte fuel cell comprising same

#100
20050260474
2005-11-24

Polymer electrolyte membrane and polymer electrolyte fuel cell comprising same

#101
20050256213
2005-11-17

Ion conductive film and fuel cell using the same

#102
20050228173
2005-10-13

Material having crosslinking structure and method for forming the same

#103
20050165172
2005-07-28

Oligomers and polymers containing sulfinate groups, and method for producing the same

#104
20050164092
2005-07-28

Innovative method for the preparation of proton conducting nanopolymeric membranes for use in fuel cells or in catalytic membrane reactors

#105
20050139545
2005-06-30

Photo-processing and cleaning of pes and psf membranes