ClassID:

30032

B01D71/76 - CPC Classification

Classification description:

Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor; Organic material Macromolecular material not specifically provided for in a single one of groups  - 

Sub-classes:
Recent Application in this class:
#1
20260077299
2026-03-19

GAS SEPARATION MEMBRANES, METHODS OF PREPARING MEMBRANES, AND METHODS OF SEPARATING GASES

#2
20260043800
2026-02-12

FUNCTIONALIZED POROUS SUBSTRATES AND THEIR USE FOR DETECTING ANALYTES

#3
20260021446
2026-01-22

WATER PRECIPITATING DEVICES, METHODS AND SYSTEMS

#4
20250296051
2025-09-25

GAS SEPARATION MEMBRANE, AND METHOD OF MANUFACTURING GAS SEPARATION MEMBRANE

#5
20250092197
2025-03-20

POLYARYLETHER COPOLYMERS BASED ON DIOLS SUGAR ALCOHOLS

#6
20250082835
2025-03-13

BLOOD TREATMENT DEVICE COMPRISING ALKALINE PHOSPHATASE

#7
20250010248
2025-01-09

MONOLAYER, COMPOSITE, GAS SEPARATION MATERIAL, FILTER, GAS SEPARATION DEVICE AND METHOD FOR MANUFACTURING COMPOSITE

#8
20240368324
2024-11-07

PLANT-INSPIRED ZWITTERIONIC MONOMERS, POLYMERS, AND USES THEREOF

#9
20240367112
2024-11-07

AMPHIPHILIC POLYAMPHOLYTES AND RELATED MEMBRANES

#10
20240325991
2024-10-03

PROCESS FOR PRE-TREATING RENEWABLE FEEDSTOCKS

#11
20240278171
2024-08-22

GAS SEPARATION MEMBRANE USING FURAN-BASED POLYMERS

#12
20240158589
2024-05-16

HEAT STABILIZED MEMBRANE

#13
20240116004
2024-04-11

BLOOD TREATMENT MATERIAL

#14
20240100480
2024-03-28

PROCESS FOR PRE-TREATING RENEWABLE FEEDSTOCKS

#15
20240066470
2024-02-29

FILTRATION MEDIA

#16
20240058765
2024-02-22

CERAMIC PROTON-CONDUCTING MEMBRANES

#17
20240033689
2024-02-01

METHODS OF MANUFACTURE OF ION EXCHANGE MEMBRANES

#18
20230416486
2023-12-28

MICROPOROUS ARTICLES AND CORRESPONDING FORMATION METHODS

#19
20230271131
2023-08-31

GAS SEPARATION MEMBRANE USING FURAN-BASED POLYMERS

#20
20230234002
2023-07-27

OIL AND WATER SEPARATION MEMBRANE

#21
20230145397
2023-05-11

ION-CONDUCTIVE POLYMERIC MATERIALS AS ELECTROLYTES FOR FUEL CELLS

#22
20230134668
2023-05-04

Monolayer, composite, gas separation material, filter, gas separation device and method for manufacturing composite

#23
20230093662
2023-03-23

POLYMER ADDITIVE COMPRISING ZWITTERIONIC MOIETIES FOR PVDF BASED MEMBRANES

#24
20220411574
2022-12-29

HIGH-PERFORMANCE LADDER POLYMERS FOR MEMBRANE GAS SEPARATION

#25
20220410078
2022-12-29

HOLLOW FIBER MEMBRANES WITH POLYDIORGANOSILOXANE POLYOXAMIDE COPOLYMER SKIN LAYER AND METHODS OF MAKING AND USING THE SAME

#26
20220401888
2022-12-22

PRECISION FILTER TO FILTER PROCESS LIQUID FOR PRODUCING CIRCUIT BOARDS

#27
20220387941
2022-12-08

Process for making membranes

#28
20220387927
2022-12-08

Air conditioning systems based on membranes

#29
20220241484
2022-08-04

Blood treatment device comprising alkaline phosphatase

#30
20220226783
2022-07-21

ADDITIVE MANUFACTURING OF SELF-ASSEMBLED POLYMER FILMS

#31
20220161200
2022-05-26

HYDROPHILIC COMPOSITE POROUS MEMBRANE

#32
20220080361
2022-03-17

Carbon molecular sieve membrane produced from a carbon forming polymer-polyvinylidene chloride copolymer blend

#33
20220062817
2022-03-03

GAS SEPARATION MEMBRANE USING FURAN-BASED POLYMERS

#34
20220062816
2022-03-03

Asymmetric hollow fiber membranes and methods of making and using the same

#35
20220054985
2022-02-24

CERAMIC PROTON-CONDUCTING MEMBRANES

#36
20220023804
2022-01-27

Intrinsically microporous ladder-type Tröger's base polymers

#37
20220002508
2022-01-06

Method for creating a porous film through aqueous phase separation

#38
20210322933
2021-10-21

ZWITTERION-FUNCTIONALIZED COPOLYMER HOLLOW-FIBER MEMBRANES AND ASSOCIATED METHOD

#39
20210316255
2021-10-14

Gas separation articles composed of amorphous crosslinked fluorinated copolymers and methods of making and using thereof

#40
20210308631
2021-10-07

NANOSTRUCTURE COMPOSITE SEMIPERMEABLE MEMBRANE

#41
20210236996
2021-08-05

Gas separation membrane manufacturing method

#42
20210213397
2021-07-15

MONOLAYER, COMPOSITE, GAS SEPARATION MATERIAL, FILTER, GAS SEPARATION DEVICE AND METHOD FOR MANUFACTURING COMPOSITE

#43
20210205762
2021-07-08

Curable poly(RTIL)-based mixed-matrix membranes and methods using same

#44
20210178340
2021-06-17

Functionalized poly(diallylpiperidinium) and its copolymers for use in ion conducting applications

#45
20210039054
2021-02-11

Zwitterion-containing membranes

#46
20210017340
2021-01-21

Polysulfone-urethane copolymer, membranes and products incorporating same, and methods for making and using same

#47
20200384425
2020-12-10

Zwitterionic polymer additives for fouling resistant filtration membranes

#48
20200353427
2020-11-12

Porous membrane having a fluorinated copolymer as surface treatment

#49
20200324252
2020-10-15

SUPPORTED WATER VAPOR TRANSPORT MEMBRANE COMPRISING POLYETHYLENE OXIDE COPOLYMER

#50
20200261856
2020-08-20

CERAMIC PROTON-CONDUCTING MEMBRANES

#51
20200254399
2020-08-13

Process for making membranes

#52
20200222860
2020-07-16

METHOD FOR PREPARING MEMBRANE SELECTIVE LAYERS BY INTERFACIAL FREE RADICAL POLYMERIZATION

#53
20200206693
2020-07-02

Porous hollow fiber membrane, method for producing porous hollow fiber membrane and filtration method

#54
20200206680
2020-07-02

PRODUCTION OF BIOMETHANE USING A HIGH RECOVERY MODULE

#55
20200179869
2020-06-11

GAS SEPARATION MEMBRANE USING FURAN-BASED POLYMERS

#56
20200164318
2020-05-28

Graphene-based membrane and method of producing the same

#57
20200147287
2020-05-14

OPTIMIZED HEMODIALYZER FOR BLOOD PURIFICATION

#58
20200001242
2020-01-02

Membrane process for olefin separation

#59
20190351375
2019-11-21

Universal scalable and cost-effective surface modifications

#60
20190329184
2019-10-31

Hydrophilic polymer and membrane for oil-water separation and method of producing the same

#61
20190314771
2019-10-17

HIGH SELECTIVITY POLY(IMIDE-URETHANE) MEMBRANES FOR GAS SEPARATIONS

#62
20190292288
2019-09-26

COPOLYMER, SEPARATION MEMBRANE, MEDICAL DEVICE, AND BLOOD PURIFIER USING THE COPOLYMER

#63
20190255488
2019-08-22

Nanofiltration membranes and methods of use

#64
20190224617
2019-07-25

Production of biomethane using a high recovery module

#65
20190217254
2019-07-18

Polyaniline membranes, uses, and methods thereto

#66
20190194393
2019-06-27

Diamines, polyimides, methods of making each, and methods of use

#67
20190106545
2019-04-11

Polysulfone-urethane copolymer, membranes and products incorporating same, and methods for making and using same

#68
20190105611
2019-04-11

Polyvinylidene fluoride/ultra-high molecular weight polyethylene blend microporous membrane and preparation method thereof

#69
20190083943
2019-03-21

Monolayer, composite, gas separation material, filter, gas separation device and method for manufacturing composite

#70
20190083926
2019-03-21

Gas separation method

#71
20190060844
2019-02-28

High flux reverse osmosis membrane comprising polyethersulfone/polyethylene oxide-polysilsesquioxane blend membrane for water purification

#72
20190031835
2019-01-31

Thermoplastic elastomer hydrogels

#73
20190022558
2019-01-24

FUEL TANK DE-OXYGENATION SYSTEM

#74
20190022557
2019-01-24

FUEL TANK DE-OXYGENATION SYSTEM

#75
20190015547
2019-01-17

Semipermeable membrane and method of manufacturing the same

#76
20180333675
2018-11-22

Co-cast thin film composite flat sheet membranes for gas separations and olefin/paraffin separations

#77
20180326364
2018-11-15

Homogeneous anion-exchange composite membrane having excellent chemical resistance and method for producing the same

#78
20180326363
2018-11-15

Homogeneous cation-exchange composite membrane having excellent chemical resistance and method for producing the same

#79
20180318765
2018-11-08

Method for manufacturing water treatment separator, water treatment separator manufactured using same, and water treatment module comprising water treatment separator

#80
20180244520
2018-08-30

Method for separating COusing facilitated COtransport membrane

#81
20180193805
2018-07-12

Precision filter to filter process liquid for producing circuit boards

#82
20180169586
2018-06-21

Dynamic coating of MF/UF membranes for fouling mitigation

#83
20180162977
2018-06-14

Copolymer and medical device, separation membrane module for medical use, and blood purifier including the same

#84
20180155501
2018-06-07

Self-healing polysilsesquioxanes and hybrid film using the same

#85
20180154315
2018-06-07

Method for making porous asymmetric membranes and associated membranes and separation modules

#86
20180142075
2018-05-24

Microporous polymeric composition

#87
20180142065
2018-05-24

Isatin copolymers having intrinsic microporosity

#88
20180133663
2018-05-17

HIGH SELECTIVITY CHEMICALLY CROSS-LINKED RUBBERY MEMBRANES AND THEIR USE FOR SEPARATIONS

#89
20180133662
2018-05-17

Compound for fouling resistance, membrane for fouling resistance, and method of preparing membrane for fouling resistance

#90
20180133660
2018-05-17

Amorphous fluorinated copolymer gas separation membranes

#91
20180133656
2018-05-17

Zwitterionic fiber membranes

#92
20180117535
2018-05-03

Ceramic proton-conducting membranes

#93
20180111099
2018-04-26

COPOLYMER FOR USE IN ALKENE-ALKANE SEPARATION MEMBRANES

#94
20180111098
2018-04-26

Thin film composite membranes for separation of alkenes from alkanes

#95
20180090777
2018-03-29

Ceramic proton-conducting membranes

#96
20180071693
2018-03-15

Filtration membranes, and related nano and/or micro fibers, composites, methods and systems

#97
20180066103
2018-03-08

Isatin copolymers having intrinsic microporosity

#98
20180050309
2018-02-22

High selectivity copolyimide membranes for separations

#99
20180043345
2018-02-15

Ion-exchange membrane with multi-layered support substrate

#100
20180043315
2018-02-15

Two-layer nanofiltration membranes

#101
20180043313
2018-02-15

Fluoropolymers and membranes comprising fluoropolymers (I)

#102
20180022846
2018-01-25

HYDROPHILIZING AGENT, COMPOSITION CONTAINING HYDROPHILIZING AGENT, AND POROUS POLYMER FILM

#103
20180021742
2018-01-25

Ionic cross-linked polymeric films for gas separation

#104
20180001278
2018-01-04

Zwitterionic copolymers for fouling resistant filtration membranes

#105
20170349724
2017-12-07

Articles Produced from VDF-co-(TFE or TrFE) Polymers

#106
20170348648
2017-12-07

Nanocomposite blend membrane

#107
20170333846
2017-11-23

Composite anion exchange membrane, method for producing the same, ion exchange membrane module, and ion exchange device

#108
20170296986
2017-10-19

Universal scalable and cost-effective surface modifications

#109
20170216780
2017-08-03

High toughness hollow fiber membranes based on vinylidene fluoride polymers

#110
20170210101
2017-07-27

Asymmetric polymeric membranes containing a metal-rich dense layer with a controlled thickness and method of making same

#111
20170174857
2017-06-22

Method of manufacturing porous fluorine-containing polymer membrane

#112
20170165617
2017-06-15

Graft copolymer functionalized article

#113
20170157557
2017-06-08

Method and system for purification of natural gas using membranes

#114
20170144113
2017-05-25

Composite membrane with multi-layered active layer

#115
20170113193
2017-04-27

Process for making membranes

#116
20170056835
2017-03-02

Porous asymmetric polyphenylene ether membranes and associated separation modules and methods

#117
20170050154
2017-02-23

Hydrophilic-oleophobic copolymer composition and uses thereof

#118
20170043301
2017-02-16

Composite membrane with support comprising poly(phenylene ether) and amphilphilic polymer; method of making; and separation module thereof

#119
20170043297
2017-02-16

ASYMMETRIC POLY(PHENYLENE ETHER) CO-POLYMER MEMBRANE, SEPARATION MODULE THEREOF; AND METHODS OF MAKING

#120
20170036169
2017-02-09

ASYMMETRIC POLY(PHENYLENE ETHER) CO-POLYMER MEMBRANE, SEPARATION MODULE THEREOF AND METHODS OF MAKING

#121
20170028362
2017-02-02

Hydrophilic porous polytetrafluoroethylene membrane (II)

#122
20170021311
2017-01-26

Skinned, asymmetric poly(phenylene ether) co-polymer membrane; gas separation unit, and preparation method thereof

#123
20170021310
2017-01-26

Porous asymmetric polyphenylene ether membranes and associated separation modules and methods

#124
20160369026
2016-12-22

Cycloalkylnorbornene monomers, polymers derived therefrom and their use in pervaporation

#125
20160303523
2016-10-20

Zwitterion-containing membranes

#126
20160303522
2016-10-20

Nanofiltration membrane and method of manufacturing a nanofiltration membrane

#127
20160288057
2016-10-06

Nanofiltration membranes and methods of use

#128
20160272494
2016-09-22

Facilitated COtransport membrane and method for producing same, and method and apparatus for separating CO

#129
20160236152
2016-08-18

Coatings for biological fluid filters

#130
20160220968
2016-08-04

Water-treatment separation membrane comprising ionic exchangeable polymer layer and method for forming same

#131
20160214065
2016-07-28

Thermally rearranged poly(benzoxazoleco-imide) separation membrane for membrane distillation and fabrication method thereof

#132
20160199789
2016-07-14

Blood purification membrane, method for manufacturing blood purification membrane, and dialysis device

#133
20160177035
2016-06-23

Super high selectivity aromatic block copolyimide membranes for separations

#134
20160160392
2016-06-09

Fluoropolymer fibre

#135
20160089638
2016-03-31

Microporous polyvinylidene fluoride membrane

#136
20160075854
2016-03-17

Articles produced from VDF-co-(TFE or TrFE) polymers

#137
20160074814
2016-03-17

Composite separation membrane including graphene oxide coating layer and method for manufacturing the same

#138
20160053064
2016-02-25

Robust polymeric membrane

#139
20160038888
2016-02-11

ION EXCHANGE MEMBRANES SELECTIVELY PERMEABLE TO SPECIFIC IONS

#140
20160038885
2016-02-11

High performance membranes for water reclamation using polymeric and nanomaterials

#141
20160032071
2016-02-04

Articles produced from VDF-co-(TFE or TrFE) polymers

#142
20160008764
2016-01-14

Method of producing composite for acid gas separation and apparatus for producing same

#143
20160001236
2016-01-07

Universal scalable and cost-effective surface modifications

#144
20150314245
2015-11-05

COMPOSITE SEPARATION MEMBRANE

#145
20150283518
2015-10-08

Copolymer and carbon dioxide gas separation membrane

#146
20150273406
2015-10-01

Membrane for the separation of a mixture of a polar fluid and a non-polar fluid and methods for use thereof

#147
20150273404
2015-10-01

Polyaniline membranes, uses, and methods thereto

#148
20150270523
2015-09-24

Porous membrane separator for secondary battery, method for producing the same, and secondary battery

#149
20150209736
2015-07-30

Composite separation membrane

#150
20150151243
2015-06-04

Facilitated COtransport membrane and method for producing same, and method and apparatus for separating CO

#151
20150136698
2015-05-21

Graft copolymer functionalized article

#152
20150122121
2015-05-07

Crosslinked polymer compositions, gas separation membranes of such crosslinked polymer compositions, methods of making such membranes, and methods of separating gases using such membranes

#153
20150105481
2015-04-16

Curable compositions and membranes

#154
20150025293
2015-01-22

Membrane separation of olefin and paraffin mixtures

#155
20150021262
2015-01-22

Thin film composite membranes embedded with molecular cage compounds

#156
20140243441
2014-08-28

Ladder polymers with intrinsic microporosity and process for production thereof

#157
20140186601
2014-07-03

Microparticle, addition agent and filtering membrane

#158
20140130669
2014-05-15

Gas separation composite membrane, and gas separating module, gas separation apparatus and gas separation method using the same

#159
20140083929
2014-03-27

Microporous modified-polytetrafluoroethylene membrane, porous-modified-polytetrafluoroethylene-membrane composite and production process thereof, and separation membrane element

#160
20140042090
2014-02-13

Cycloalkylnorbornene monomers, polymers derived therefrom and their use in pervaporation

#161
20130327714
2013-12-12

Composite membrane with multi-layered active layer

#162
20130323383
2013-12-05

Composite material

#163
20130306544
2013-11-21

Medical material and hollow fiber membrane module

#164
20130269520
2013-10-17

Reactive functional group-modified molecularly self-assembling material

#165
20130255490
2013-10-03

Crosslinked silane-modified molecularly self-assembling material

#166
20130228511
2013-09-05

Antibiofouling composition, antibiofouling membrane and method for forming the same

#167
20130184503
2013-07-18

Membrane having a pore-free separating layer and use and method of manufacturing a membrane

#168
20130041055
2013-02-14

Nanoporous linear polyethylene membranes and block copolymer precursors for same

#169
20130035663
2013-02-07

Anticoagulant-free dialysis systems and methods

#170
20130001153
2013-01-03

Thin film composite membranes embedded with molecular cage compounds

#171
20120318730
2012-12-20

Polymer membrane for water treatment and method for manufacture of same

#172
20120312168
2012-12-13

Gas separation composite membrane

#173
20120301813
2012-11-29

Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymer

#174
20120297984
2012-11-29

GAS SEPARATION MEMBRANE FOR DME PRODUCTION PROCESS

#175
20120296062
2012-11-22

Method for producing porous silicon molded bodies

#176
20120247327
2012-10-04

HOLLOW-FIBER MEMBRANE CONTACTORS

#177
20120219718
2012-08-30

CO-facilitated transport membrane and method for producing the same

#178
20120181228
2012-07-19

Polyacrylonitrile Copolymer, Method For Manufacturing Membrane Including The Same, Membrane Including The Same, And Water Treatment Module Using The Membrane

#179
20120178835
2012-07-12

USE OF BRANCHED ADDITION COPLYMERS IN FILMS AND MEMBRANES

#180
20120174791
2012-07-12

Gas separation membrane

#181
20120074063
2012-03-29

Membranes having improved performance

#182
20120040232
2012-02-16

MICROPOROUS MEMBRANES AND METHODS FOR MAKING AND USING SUCH MEMBRANES

#183
20120034519
2012-02-09

Microporous membranes, methods for making such membranes, and the use of such membranes as battery separator film

#184
20120034518
2012-02-09

MICROPOROUS MEMBRANES, METHODS FOR MAKING SUCH MEMBRANES, AND THE USE OF SUCH MEMBRANES AS BATTERY SEPARATOR FILM

#185
20120028131
2012-02-02

Microporous membranes, methods for making such membranes, and the use of such membranes as battery separator film

#186
20120028102
2012-02-02

Microporous polymeric membranes, battery separators, and production methods therefor

#187
20120028101
2012-02-02

Microporous membranes and methods for producing and using such membranes

#188
20110305971
2011-12-15

Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymer

#189
20110266220
2011-11-03

SEPARATIONS WITH HIGHLY SELECTIVE FLUOROPOLYMER MEMBRANES

#190
20110244013
2011-10-06

Microporous material from ethylene-chlorotrifluoroethylene copolymer and method for making same

#191
20110240551
2011-10-06

CRYSTALLINE POLYMER MICROPOROUS MEMBRANE, METHOD FOR PRODUCING THE SAME, AND FILTRATION FILTER USING THE SAME

#192
20110239865
2011-10-06

Hydrophobic ozone-stable membrane made of polyvinylidene fluoride

#193
20110236745
2011-09-29

Microporous membrane, methods for making such film, and the use of such film as battery separator film

#194
20110210064
2011-09-01

Filtration material

#195
20110190409
2011-08-04

Ladder polymers with instrinsic microporosity and process for production thereof

#196
20110178193
2011-07-21

PROCESS FOR PRODUCING ETHYLENE/TETRAFLUOROETHYLENE COPOLYMER POROUS MATERIAL, AND ETHYLENE/TETRAFLUOROETHYLENE COPOLYMER POROUS MATERIAL

#197
20110127219
2011-06-02

Porous membranes made up of organopolysiloxane copolymers

#198
20110097529
2011-04-28

Vinylidene fluoride / 2,3,3,3-tetrafluoropropene copolymers

#199
20110092606
2011-04-21

Method of forming a hydrophilic membrane

#200
20110036237
2011-02-17

CO-facilitated transport membrane and method for producing the same

#201
20110033773
2011-02-10

Modified hyper-branched polymer and proton exchange membrane applied with the same, and method for manufacturing the proton exchange membrane

#202
20100280200
2010-11-04

Water Permeable Fluoropolymer Articles

#203
20100261799
2010-10-14

Stable and compatible polymer blends

#204
20100222489
2010-09-02

COPOLYMER COMPOSITION, MEMBRANE ARTICLE, AND METHODS THEREOF

#205
20100219123
2010-09-02

Nano-fiber material and salt rejection filtration material

#206
20100218680
2010-09-02

Membranes comprising amino acid mobile carriers

#207
20100197859
2010-08-05

Blends from branched polyaryl ethers and hydrophilic polymers

#208
20100135852
2010-06-03

Oxygenator of a hollow fiber membrane type

#209
20100133482
2010-06-03

Vinylidene fluoride copolymers

#210
20100038306
2010-02-18

Asymmetric membranes for use in nanofiltration

#211
20090263591
2009-10-22

Multi-component composite film method for preparing the same

#212
20090226814
2009-09-10

Microporous membrane, battery separator and battery

#213
20090217819
2009-09-03

GAS SEPARATION MEMBRANES COMPRISING PERMEABILITY ENHANCING ADDITIVES

#214
20090087750
2009-04-02

Microporous membrane and manufacturing method

#215
20090042104
2009-02-12

Multi-component composite film method for preparing the same

#216
20080203012
2008-08-28

MEMBRANE, APPARATUS, AND ASSOCIATED METHOD

#217
20080156191
2008-07-03

Hollow fiber membrane contact apparatus and process

#218
20080034972
2008-02-14

Membranes with controlled permeability to polar and apolar molecules in solution and methods of making same

#219
20080014490
2008-01-17

Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymer

#220
20070292731
2007-12-20

Ether nitrile co-polymers containing sulfonic acid groups for PEM application

#221
20070224507
2007-09-27

Polymer separator for a lithium battery

#222
20070163951
2007-07-19

Chlorine resistant desalination membranes based on directly sulfonated poly(arylene ether sulfone) copolymers

#223
20070099035
2007-05-03

Polymer electrolyte membranes (PEMs) based on imidazole ring terminated flexible branches grafted on hybrid inorganic-organic polymers

#224
20070093562
2007-04-26

Polymeric Composition, Material Produced and Their Applications

#225
20070092652
2007-04-26

Screen printing using nanoporous polymeric membranes and conductive inks

#226
20070056900
2007-03-15

Use of copolymers containing n-vinyl lactam for producing functionalized membranes

#227
20060249018
2006-11-09

Nucleophilic modifier functionalized and/or crosslinked solvent-resistant polymide and copolymer membranes

#228
20060236857
2006-10-26

Membranes for selective gas separation

#229
20060177643
2006-08-10

Microporous polyethylene film

#230
20060148912
2006-07-06

Porous film of vinylidene fluoride resin and method for producing same

#231
20060100294
2006-05-11

Partially fluorinated copolymer based on trifluorostyrene and substituted vinyl compound and ionic conductive polymer membrane formed therefrom

#232
20060094792
2006-05-04

Proton conducting membrane for fuel cells

#233
20060058479
2006-03-16

Polymeric composition, material produced thereof and their applications

#234
20060016331
2006-01-26

Phosphazene membranes for gas separations

#235
20060000778
2006-01-05

Pervaporation composite membranes

#236
20050230856
2005-10-20

Hollow fiber membrane contact apparatus and process

#237
20050182215
2005-08-18

Low equivalent weight ionomer

#238
20050165186
2005-07-28

Low equivalent weight ionomer

#239
20050126987
2005-06-16

Use of hydrophobically modified copolymers based on N-vinyl monomers for the production of membranes

#240
20050082219
2005-04-21

Unsupported fluorocarbon copolymer membrane and a method for making the same

#241
18638509
2024-10-22

Wellhead carbon capture, utilization, and storage using mixed matrix membranes

#242
16233817
2022-01-11

Mechanically robust PIM-1 and polyphosphazene blended polymer for gas separation membranes