ClassID:

100179

C08J5/2281 - 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 based on organic and/or inorganic macromolecular compounds; Heterogeneous membranes fluorine containing heterogeneous membranes

Recent Application in this class:
#1
20250339851
2025-11-06

FIBER REINFORCEMENT FOR ION EXCHANGE COMPOSITE MEMBRANE

#2
20250084226
2025-03-13

COMPOSITE ION EXCHANGE MEMBRANES AND METHODS OF MAKING THE SAME

#3
20240368363
2024-11-07

COMPOSITE ION EXCHANGE MEMBRANE AND METHOD OF MAKING SAME

#4
20240158937
2024-05-16

Composite ion exchange membranes and methods of making the same

#5
20240158591
2024-05-16

Composite ion exchange membranes and methods of making the same

#6
20230391968
2023-12-07

Chemically modified anion exchange membrane

#7
20230323053
2023-10-12

Composite ion exchange membrane and method of making same

#8
20230265568
2023-08-24

MEMBRANE ELECTRODE ASSEMBLY FOR COx REDUCTION

#9
20230187674
2023-06-15

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

#10
20220251316
2022-08-11

Chemically modified anion exchange membrane and method of preparing the same

#11
20220213283
2022-07-07

Composite ion exchange membrane and method of making same

#12
20220052357
2022-02-17

Phosphate anion-quaternary ammonium ion pair coordinated polymer membranes

#13
20210395908
2021-12-23

MEMBRANE ELECTRODE ASSEMBLY FOR COx REDUCTION

#14
20200287230
2020-09-10

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

#15
20200173046
2020-06-04

ION EXCHANGE MEMBRANE AND ELECTROLYZER

#16
20200122093
2020-04-23

Method of preparing ion-exchange membrane using chemical modification and ion-exchange membrane prepared thereby

#17
20200040151
2020-02-06

Method of preparing chemically modified anion exchange membrane

#18
20190169416
2019-06-06

Fabricating ionic/polyimtde membranes

#19
20190100845
2019-04-04

Ion exchange membrane and electrolyzer

#20
20190083941
2019-03-21

Method for producing laminated complex, and laminated complex

#21
20190044170
2019-02-07

Membrane, membrane-electrode assembly, fuel cell and method for producing a membrane

#22
20180251616
2018-09-06

Composite ion exchange membrane and method of making same

#23
20180126370
2018-05-10

Ion exchange membrane

#24
20180043344
2018-02-15

Process for producing ion exchange membrane for electrolysis, and ion exchange membrane for electrolysis

#25
20180006285
2018-01-04

Separator for lithium secondary battery, and lithium secondary battery comprising same

#26
20170317369
2017-11-02

Liquid composition for proton exchange membranes

#27
20170313836
2017-11-02

Ion exchange membrane for alkali chloride electrolysis, and alkali chloride electrolysis apparatus

#28
20170267823
2017-09-21

Anion exchange resin, electrolyte membrane for fuel cell, binder for forming electrode catalyst layer, battery electrode catalyst layer and fuel cell

#29
20170218527
2017-08-03

Ion exchange membrane for alkali chloride electrolysis, production method, and alkali chloride electrolysis apparatus

#30
20170194661
2017-07-06

Fluoroionomers dispersions having a low surface tension, low liquid viscosity and high solid content

#31
20170137952
2017-05-18

Ion exchange membrane for alkali chloride electrolysis, and alkali chloride electrolysis apparatus

#32
20170037207
2017-02-09

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

#33
20170007871
2017-01-12

Multicatalyst polyelectrolyte membranes and materials and methods utilizing the same

#34
20160260994
2016-09-08

Ion exchange membrane and method for manufacturing same

#35
20150194691
2015-07-09

Preparation method of fluorine-containing ionomer composite material with ion exchange function

#36
20150180073
2015-06-25

Ion-conducting membrane

#37
20150086885
2015-03-26

Composite having ion exchange function and preparation method and use thereof

#38
20150044537
2015-02-12

Inorganic microporous ion exchange membranes for redox flow batteries

#39
20140220411
2014-08-07

Separator for electrochemical device and electrochemical device including the separator

#40
20140134518
2014-05-15

Microporous PVDF films

#41
20130101921
2013-04-25

Fluorine containing ionomer composite with ion exchange function, preparation method and use thereof

#42
20130096214
2013-04-18

Composite having ion exchange function and preparation method and use thereof

#43
20130095411
2013-04-18

Fluorine containing ionomer composite with ion exchange function, preparation method and use thereof

#44
20130092873
2013-04-18

Method for preparing a composite material comprising a polymeric matrix and a filler consisting in ion exchange inorganic particles

#45
20130023620
2013-01-24

Fluoropolymer-based hybrid organic/inorganic composites

#46
20130022894
2013-01-24

ePTFE-Supported Polyelectrolyte Membranes Made with Ionomer-Kynar Blends

#47
20120141910
2012-06-07

Multiple Membrane Layers in a Fuel Cell Membrane-Electrode Assembly

#48
20120128868
2012-05-24

Composite ionomeric membrane

#49
20120115036
2012-05-10

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

#50
20120076990
2012-03-29

Fluoroionomers dispersions having a low surface tension, low liquid viscosity and high solid content

#51
20110236793
2011-09-29

Highly stable fuel cell membranes and methods of making them

#52
20110165497
2011-07-07

Method for Mitigating Fuel Cell Chemical Degradation

#53
20110097642
2011-04-28

Polymer electrolyte membrane having high durability and method for producing the same

#54
20100297529
2010-11-25

Process or producing hybrid ion-exchange membranes comprising functional inorganics and graft polymer and electrolyte membranes for use in fuel cells comprising the hybrid ion-exchange membranes

#55
20100196786
2010-08-05

Composite for fuel cell membrane based on organomodified inorganic particles and method for preparing same

#56
20100047661
2010-02-25

POLYMER LAMINATE MEMBRANE, THE METHOD FOR PRODUCING THE MEMBRANE AND THE USE OF THE MEMBRANE

#57
20100044616
2010-02-25

Blends of low equivalent molecular weight PFSA ionomers with Kynar 2751

#58
20090297910
2009-12-03

Proton exchange membranes based on heterocycles and acids through an organic-inorganic hybrid process

#59
20090280383
2009-11-12

Blended PEM's with elastomers for improved mechanical durability

#60
20090280382
2009-11-12

Composite membrane

#61
20090278083
2009-11-12

Polyelectrolyte membranes comprised of blends of PFSA and sulfonated PFCB polymers

#62
20090214924
2009-08-27

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

#63
20090155662
2009-06-18

Highly stable fuel cell membranes and methods of making them

#64
20090136787
2009-05-28

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

#65
20080292935
2008-11-27

Methods to Prepare Chemically Stabilized Ionomers Containing Inorganic Fillers

#66
20080269409
2008-10-30

Composite Membranes of High Homogeneity

#67
20080233451
2008-09-25

Proton-exchange composite containing nanoparticles having outer oligomeric ionomer, and methods of forming

#68
20080176965
2008-07-24

Enhancing proton conductivity of proton exchange membranes

#69
20080113242
2008-05-15

Microporous PVDF films

#70
20080107950
2008-05-08

Perfluoropolyether rubber composition and ion-conducting polymer electrolyte membrane

#71
20070264561
2007-11-15

Reinforced polymer electrolyte membrane

#72
20070231556
2007-10-04

Method for manufacturing composite membrane for polymer electrolyte fuel cell

#73
20070214962
2007-09-20

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

#74
20070154760
2007-07-05

Composite polymer electrolyte membranes and electrode assemblies for reducing fuel crossover in direct liquid feed fuel cells

#75
20070122676
2007-05-31

Polymer electrolyte membrane for fuel cell and fuel cell system including the same

#76
20070105966
2007-05-10

Polymer electrolyte membranes crosslinked by direct fluorination

#77
20070066691
2007-03-22

Composite ionomeric membrane

#78
20070031717
2007-02-08

Composite proton exchange membrane and method of manufacturing the same

#79
20060223895
2006-10-05

Process for producing hybrid ion-exchange membranes comprising functional inorganics and graft polymer and electrolyte membranes for use in fuel cells comprising the hybrid ion-exchange membranes

#80
20060177719
2006-08-10

Sulfonated polyelectrolyte membranes containing perfluorosulfonate ionomers

#81
20060166047
2006-07-27

Polymeric laminates, processes for producing the same, and use thereof

#82
20060159973
2006-07-20

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

#83
20060110644
2006-05-25

Membrane treatment method

#84
20060051568
2006-03-09

Composite membranes of high homogeneity

#85
20050186480
2005-08-25

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

#86
20050182215
2005-08-18

Low equivalent weight ionomer

#87
20050175880
2005-08-11

Composite electrolyte membrane and fuel cell containing the same

#88
20050165186
2005-07-28

Low equivalent weight ionomer

#89
20050137351
2005-06-23

Polymer electrolyte membranes crosslinked by direct fluorination

#90
20050107532
2005-05-19

Reinforced polymer electrolyte membrane

#91
20050058821
2005-03-17

Microporous PVDF films

#92
20050053822
2005-03-10

Polymer electrolyte membrane having high durability and method for producing the same

#93
20050031929
2005-02-10

Solid polymer electrolyte membrane and fuel cell