ClassID:

30035

B01D71/82 - 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  -  characterised by the presence of specified groups, e.g. introduced by chemical after-treatment

Recent Application in this class:
#1
20260062547
2026-03-05

CROSSLINKING OF AROMATIC POLYMERS FOR ANION EXCHANGE MEMBRANES

#2
20260021450
2026-01-22

MICROFILTRATION MEMBRANE

#3
20260001044
2026-01-01

PHTHALOCYANINE-BASED COMPOSITE MEMBRANES FOR OIL-WATER SEPARATION

#4
20250381528
2025-12-18

WATER TREATMENT SEPARATION MEMBRANE WITH IMPROVED NITRATE NITROGEN REMOVAL ABILITY, MANUFACTURING METHOD THEREFOR, AND SEPARATION MEMBRANE MODULE COMPRISING SAME

#5
20250376560
2025-12-11

SULFONATED POLY(PHENYLENE ETHER) AND METHODS FOR THE MANUFACTURE THEREOF

#6
20250249411
2025-08-07

NANOPOROUS SELECTIVE SOL-GEL CERAMIC MEMBRANES

#7
20250214030
2025-07-03

URETHANE CATIONIC POLY(IONIC LIQUIDS), THEIR DENSE AND COMPOSITE MEMBRANES, THEIR USE AND METHOD FOR REMOVING CO2 FROM NATURAL GAS OR AN EXHAUST GAS

#8
20250205655
2025-06-26

AMPHIPHILIC POLYMERS TO BE USED IN BARRIERS AND PREPARATION THEREOF, BARRIERS WITH NANOPORES AND PREPARATION THEREOF

#9
20250177926
2025-06-05

NICKEL OXIDE (NiO)-DECORATED CERAMIC-ALUMINA POLYMERIC MEMBRANE FOR SEPARATION OF OIL-IN-WATER EMULSIONS

#10
20250170529
2025-05-29

METHODS FOR MAKING CHARGED ULTRAFILTRATION MEMBRANES AND USES THEREOF IN DAIRY APPLICATIONS

#11
20250099922
2025-03-27

ARYL-ETHER-FREE POLYAROMATIC POLYMERS WITH BRANCHED STRUCTURES FOR ANION EXCHANGE MEMBRANES

#12
20250099920
2025-03-27

Semipermeable Membrane

#13
20250073649
2025-03-06

MONOVALENT SELECTIVE ANION EXCHANGE MEMBRANE FOR APPLICATION IN LITHIUM EXTRACTION FROM NATURAL SOURCES

#14
20250018348
2025-01-16

RAPID AND FACILE MEMBRANE ADSORBER FABRICATION WITH ULTRA HIGH BINDING CAPACITY

#15
20250001369
2025-01-02

MIXED-MATRIX MEMBRANES, COMPOSITION AND METHOD

#16
20240399318
2024-12-05

CERAMIC CATION EXCHANGE MATERIALS

#17
20240390865
2024-11-28

THERMALLY CROSSLINKED POLYTRIAZOLE SEPARATION MEMBRANES

#18
20240382910
2024-11-21

HYDROPHILIC FILTER MEMBRANE WITH PENDANT HYDROPHILIC GROUPS, AND RELATED METHODS OF PREPARATION AND USE

#19
20240375079
2024-11-14

3D HIERARCHICAL NANOPOROUS GRAPHENE MEMBRANE FOR OIL/WATER SEPARATION

#20
20240367116
2024-11-07

LIGAND-MODIFIED FILTER AND METHODS FOR REDUCING METALS FROM LIQUID COMPOSITIONS

#21
20240367115
2024-11-07

REVERSE OSMOSIS COMPOSITE MEMBRANE

#22
20240342645
2024-10-17

MICROPOROUS CROSSLINKED POLYMER MEMBRANE AND PROCESS FOR FABRICATING THE SAME

#23
20240278171
2024-08-22

GAS SEPARATION MEMBRANE USING FURAN-BASED POLYMERS

#24
20240262960
2024-08-08

SPIROBISINDANE POLYMERS OF INTRINSIC MICROPOROSITY AND METHODS OF MAKING

#25
20240226802
2024-07-11

INTEGRATED THIN FILM COMPOSITE MEMBRANES FOR CO2 SEPARATION AND METHODS OF MAKING THE SAME

#26
20240181404
2024-06-06

CROSS-LINKED ZWITTERIONIC POLYMER NETWORK AND THEIR USE IN MEMBRANE FILTERS

#27
20240173679
2024-05-30

Gas Separation Membranes

#28
20240166811
2024-05-23

LONG-TERM ANION-CONDUCTING COMPOUND, ITS PREPARATION AND ITS USE IN ELECTROCHEMISTRY

#29
20240117132
2024-04-11

Polyphenylenes, methods, and uses thereof

#30
20240082793
2024-03-14

MEMBRANES FOR GAS SEPARATION

#31
20240024826
2024-01-25

Nanoporous selective sol-gel ceramic membranes

#32
20230390708
2023-12-07

CHARGED MEMBRANES INCORPORATED WITH POROUS POLYMER FRAMEWORKS

#33
20230390707
2023-12-07

PREPARATION OF METALLOCENE CONTAINING CATIONIC POLYMERS FOR ANION EXCHANGE APPLICATIONS

#34
20230330605
2023-10-19

SEMICONDUCTIVE AND PROTON-CONDUCTIVE POROUS HYDROGEN-BONDED FRAMEWORKS

#35
20230321612
2023-10-12

Gas separation membrane comprising metal-organic framework and method of manufacturing same

#36
20230311068
2023-10-05

Method for preparing porous polymer semipermeable membrane and product thereof

#37
20230302415
2023-09-28

MEMBRANES

#38
20230271131
2023-08-31

GAS SEPARATION MEMBRANE USING FURAN-BASED POLYMERS

#39
20230241003
2023-08-03

ANTIMICROBIAL WIPE

#40
20230182091
2023-06-15

CROSS-LINKABLE ZWITTERIONIC POLYMERS AND THEIR USE IN MEMBRANE FILTERS

#41
20230182090
2023-06-15

MEMBRANES CONTAINING CROWN ETHER-CONTAINING POLYMERS

#42
20230182083
2023-06-15

METHOD FOR PRODUCING A POLYELECTROLYTE COMPLEX MEMBRANE

#43
20230173437
2023-06-08

SEPARATIONS MEMBRANE AND METHOD OF MAKING THE SAME

#44
20230159716
2023-05-25

Polyphenylenes, methods, and uses thereof

#45
20230149916
2023-05-18

MEMBRANE FOR REMOVING ANIONIC MATERIALS

#46
20230129752
2023-04-27

Phenyl-modified polydimethylsiloxane (PDMS) separation membrane, fabrication method thereof, and use thereof in separation of aromatic compound

#47
20230035042
2023-02-02

METHOD FOR PREPARING DURABLY HYDROPHILIC AND UNIFORM-PORE ULTRAFILTRATION MEMBRANE

#48
20230024252
2023-01-26

POROUS SEPARATION MEMBRANE

#49
20230015162
2023-01-19

MICROFILTRATION MEMBRANE

#50
20230014901
2023-01-19

CATION EXCHANGE POLYMERS AND ANION EXCHANGE POLYMERS AND CORRESPONDING (BLEND) MEMBRANES MADE OF POLYMERS CONTAINING HIGHLY FLUORINATED AROMATIC GROUPS, BY WAY OF NUCLEOPHILIC SUBSTITUTION

#51
20230001363
2023-01-05

Composite semi-permeable membrane

#52
20230001350
2023-01-05

FLUORINATED NANOPOROUS MOLECULAR SIEVE MEMBRANES FOR EFFICIENT GAS SEPARATION

#53
20220410084
2022-12-29

LIGAND-MODIFIED FILTER AND METHODS FOR REDUCING METALS FROM LIQUID COMPOSITIONS

#54
20220387941
2022-12-08

Process for making membranes

#55
20220362721
2022-11-17

Modified porous membrane material and preparation method thereof, and liquid membrane separation method of carbon dioxide

#56
20220352534
2022-11-03

BIPOLAR IONOMER MEMBRANE

#57
20220340755
2022-10-27

ZWITTERION-FUNCTIONALIZED MULTICOMPONENT COPOLYMERS AND ASSOCIATED POLYMER BLENDS AND MEMBRANES

#58
20220266203
2022-08-25

Boron-containing porous membranes and methods of use thereof

#59
20220241730
2022-08-04

Anti-fouling chiral surfaces for membrane filtration and methods therefor

#60
20220226784
2022-07-21

Hollow Fiber Membrane

#61
20220203308
2022-06-30

REACTIVE ADDITIVES IN MEMBRANE PREPARATION

#62
20220152564
2022-05-19

Nanofiltration composite membranes

#63
20220152558
2022-05-19

Desalination membranes

#64
20220134288
2022-05-05

Boron-containing porous membranes and methods of use thereof

#65
20220134287
2022-05-05

Coated porous polymeric membranes

#66
20220097008
2022-03-31

CHARGED ISOPOROUS MATERIALS FOR ELECTROSTATIC SEPARATIONS

#67
20220080364
2022-03-17

Method for biological or biomimetic channel-based membrane fabrications using layer-by-layer structure

#68
20220062817
2022-03-03

GAS SEPARATION MEMBRANE USING FURAN-BASED POLYMERS

#69
20220047996
2022-02-17

Composition useful for producing acidic gas separation membrane

#70
20220041765
2022-02-10

Fluorosulfonyl group-containing compound, fluorosulfonyl group-containing monomer, and their production methods

#71
20210387147
2021-12-16

Composite material for removal of hydrophobic components from fluid mixtures

#72
20210370239
2021-12-02

POLYMER LAYERED HOLLOW FIBER MEMBRANE BASED ON POLY(2,5-BENZIMIDAZOLE), COPOLYMERS AND SUBSTITUTED POLYBENZIMIDAZOLE

#73
20210362095
2021-11-25

NANOPOROUS SELECTIVE SOL-GEL CERAMIC MEMBRANES

#74
20210331122
2021-10-28

TWO-DIMENSIONAL NANOPOROUS COVALENT ORGANIC FRAMEWORK FOR SELECTIVE SEPARATION AND FILTRATION MEMBRANE FORMED THEREFROM

#75
20210322933
2021-10-21

ZWITTERION-FUNCTIONALIZED COPOLYMER HOLLOW-FIBER MEMBRANES AND ASSOCIATED METHOD

#76
20210291119
2021-09-23

Fouling-resistant reverse osmosis membrane, method for producing same, and fouling-resistant reverse osmosis module including same

#77
20210260534
2021-08-26

Ceramic cation exchange materials

#78
20210245112
2021-08-12

MIXED MATRIX MEMBRANES, AND RELATED GAS SEPARATION MEMBRANE APPARATUSES, GASEOUS FLUID TREATMENT SYSTEMS, AND METHODS

#79
20210237004
2021-08-05

Composite separation membrane

#80
20210237002
2021-08-05

RAPID AND FACILE MEMBRANE ADSORBER FABRICATION WITH ULTRA HIGH BINDING CAPACITY

#81
20210236999
2021-08-05

Chemoselective nanoporous membranes

#82
20210236987
2021-08-05

Surface modified membranes for gas separation, and a method for preparing thereof

#83
20210229031
2021-07-29

Hybrid polymer membrane

#84
20210178342
2021-06-17

REMOVING METAL IONS WITH A MEMBRANE BASED ON ANIONIC POLYARYLENE ETHERSULFONE AND A CATIONIC POLYMER WITH AMINO GROUPS

#85
20210178341
2021-06-17

Ultrafiltration membranes for dairy protein separation

#86
20210178340
2021-06-17

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

#87
20210171725
2021-06-10

High performance cross-linked triblock cationic functionalized polymer for electrochemical applications, methods of making and methods of using

#88
20210146315
2021-05-20

Gas Separation Membrane Comprising Metal-Organic Framework and Method of Manufacturing Same

#89
20210146313
2021-05-20

Preparation of metallocene containing cationic polymers for anion exchange applications

#90
20210129110
2021-05-06

POLYCATIONIC MICROFIBERS AND METHODS OF USING THE SAME

#91
20210121832
2021-04-29

Ion exchange resin and method for preparing the same

#92
20210108067
2021-04-15

CROSSLINKING OF AROMATIC POLYMERS FOR ANION EXCHANGE MEMBRANES

#93
20210106954
2021-04-15

Super-hydrophilic/underwater super-oleophobic separation membrane and preparation method thereof

#94
20210079220
2021-03-18

Zwitterion-functionalized multicomponent copolymers and associated polymer blends and membranes

#95
20210053016
2021-02-25

Membranes containing polymerized ionic liquid for use in gas separation

#96
20210046432
2021-02-18

PERMSELECTIVE MEMBRANE AND METHOD FOR PRODUCING SAME, AND METHOD FOR TREATING WATER

#97
20210046428
2021-02-18

FUNCTIONALISED MIXED MATRIX MEMBRANES AND METHOD OF PRODUCTION

#98
20210033561
2021-02-04

Electrochemical sensor

#99
20210001284
2021-01-07

Polyacid-functionalized porous membranes, related methods, and related polyacid polymers

#100
20200406184
2020-12-31

Separation membrane sheet, separation membrane element, separation membrane module, and manufacturing method for separation membrane sheet

#101
20200398230
2020-12-24

Functional fibrous membrane, method for manufacturing the same, filter comprising the same

#102
20200398229
2020-12-24

Membranes for gas separation

#103
20200384425
2020-12-10

Zwitterionic polymer additives for fouling resistant filtration membranes

#104
20200384421
2020-12-10

Ceramic cation exchange materials

#105
20200368678
2020-11-26

Multilayer aromatic polyamide thin-film composite membranes for separation of gas mixtures

#106
20200362129
2020-11-19

Polyphenylenes, methods, and uses thereof

#107
20200362107
2020-11-19

Sulfonated poly(arylene ether) membranes with high monovalent salt rejection even in the presence of mixed salt feeds that contain multivalent salts

#108
20200353436
2020-11-12

Methods of forming a bicontinuous intraphase jammed emulsion gel and uses thereof

#109
20200333311
2020-10-22

SAMPLE PREPARATION AND FLOW-THROUGH SENSORS USING FUNCTIONALIZED SILICON NANOMEMBRANES

#110
20200306745
2020-10-01

Polymeric materials for electrochemical cells and ion separation processes

#111
20200261854
2020-08-20

Self-supporting highly moisture-permeable heat-insulating aerogel film and preparation method thereof

#112
20200254399
2020-08-13

Process for making membranes

#113
20200254398
2020-08-13

Ligand-modified filter and methods for reducing metals from liquid compositions

#114
20200246761
2020-08-06

NANOFILTRATION COMPOSITE MEMBRANES COMPRISING SELF-ASSEMBLED SUPRAMOLECULAR SEPARATION LAYER

#115
20200238224
2020-07-30

Processes for separation of aromatic compounds using a thin film composite membrane

#116
20200238222
2020-07-30

High flux, chlorine resistant coating for sulfate removal membranes

#117
20200222858
2020-07-16

Filter membrane and device

#118
20200206691
2020-07-02

Coated porous polymeric membranes

#119
20200197874
2020-06-25

Anti-fouling chiral surfaces for membrane filtration and methods therefor

#120
20200190233
2020-06-18

Fluorosulfonyl group or sulfonic acid group-containing polymer, its production method and its application

#121
20200188861
2020-06-18

Composite semipermeable membrane and method for producing composite semipermeable membrane

#122
20200179869
2020-06-11

GAS SEPARATION MEMBRANE USING FURAN-BASED POLYMERS

#123
20200171442
2020-06-04

HYDROPHILIC FILTER MEMBRANE WITH PENDANT HYDROPHILIC GROUPS, AND RELATED METHODS OF PREPARATION AND USE

#124
20200115774
2020-04-16

RECOVERY OF LITHIUM FROM AN ACID SOLUTION

#125
20200101423
2020-04-02

NANOPOUROUS SELECTIVE SOL-GEL CERAMIC MEMBRANES

#126
20200087609
2020-03-19

REMOVAL OF MICROORGANISMS FROM CELL CULTURE MEDIA

#127
20200070107
2020-03-05

Fluorinated polytriazole membrane materials for gas separation technology

#128
20200055004
2020-02-20

EXTRACORPOREAL BLOOD CIRCUIT

#129
20200047115
2020-02-13

Gel including condensation product of organic silicon compound

#130
20200038813
2020-02-06

Method for hydrophilizing porous membrane and method for manufacturing ion-exchange membrane using same

#131
20200030752
2020-01-30

MEMBRANES FOR GAS SEPARATION

#132
20200014050
2020-01-09

Method of production of channel member for fuel cell

#133
20200014049
2020-01-09

Method of production of channel member for fuel cell

#134
20200001251
2020-01-02

Ion selective membrane with ionophores

#135
20190351374
2019-11-21

Method for biological or biomimetic channel-based membrane fabrications using layer-by-layer structure

#136
20190321780
2019-10-24

Multi-stage membrane for N2 rejection

#137
20190276454
2019-09-12

Spirocentric compounds and polymers thereof

#138
20190275469
2019-09-12

Functionalized membranes and methods of production thereof

#139
20190255490
2019-08-22

High performance facilitated transport membranes for olefin/paraffin separations

#140
20190255488
2019-08-22

Nanofiltration membranes and methods of use

#141
20190217255
2019-07-18

Systems and methods for integrated solar photodialysis

#142
20190200631
2019-07-04

Durable asymmetric composite membranes and modified substrates used in their preparation

#143
20190193021
2019-06-27

Modular membrane system and method for olefin separation

#144
20190184345
2019-06-20

Gas separation membrane containing heteromorphous shaped silica nanoparticles

#145
20190168174
2019-06-06

Porous membranes

#146
20190148085
2019-05-16

Apparatus for generating electrical energy based on hydrophilic fiber membrane and method of fabricating same

#147
20190140300
2019-05-09

Nanocomposite membrane for direct methanol fuel cells

#148
20190134570
2019-05-09

Nanofiber-based bipolar membranes, fabricating methods and applications of same

#149
20190100633
2019-04-04

High performance cross-linked triblock cationic functionalized polymer for electrochemical applications, methods of making and methods of using

#150
20190099723
2019-04-04

Preparation of metallocene containing cationic polymers for anion exchange applications

#151
20190093907
2019-03-28

Blended membranes for water vapor transport and methods for preparing same

#152
20190083942
2019-03-21

Method for manufacturing gas separation membrane

#153
20190083926
2019-03-21

Gas separation method

#154
20190076791
2019-03-14

Composite separation membrane

#155
20190067722
2019-02-28

Liquid composition, process for its production, and process for producing membrane-electrode assembly for polymer electrolyte fuel cells

#156
20190055327
2019-02-21

Method for manufacturing filter membrane for inhibiting microorganisms

#157
20190054428
2019-02-21

Functionalized Ceramic Membranes for the Separation of Organics from Raw Water and Methods of Filtration Using Functionalized Ceramic Membranes

#158
20190054426
2019-02-21

Filtration membranes

#159
20190039030
2019-02-07

Charged isoporous materials for electrostatic separations

#160
20190036143
2019-01-31

Poly(aryl piperidinium) polymers for use as hydroxide exchange membranes and ionomers

#161
20190036142
2019-01-31

Bipolar ionomer membrane

#162
20190024212
2019-01-24

Recovery of lithium from an acid solution

#163
20190022602
2019-01-24

Layered semipermeable membrane

#164
20190009207
2019-01-10

Multilayer aromatic polyamide thin-film composite membranes for separation of gas mixtures

#165
20190001281
2019-01-03

Grafted islands-in-the-sea nonwoven for high capacity ion exchange bioseparation

#166
20180369756
2018-12-27

High flux, chlorine resistant coating for sulfate removal membranes

#167
20180345269
2018-12-06

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

#168
20180339271
2018-11-29

Thin film composite forward osmosis membranes with performance enhancing layers

#169
20180326364
2018-11-15

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

#170
20180326363
2018-11-15

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

#171
20180318773
2018-11-08

COMPOSITE MATERIAL COMPRISING A NON-CROSSLINKED GEL POLYMER

#172
20180296986
2018-10-18

PRESSURE-RESISTANT POROUS MACROMOLECULAR PMMA FILTER MEMBRANE MATERIAL

#173
20180264416
2018-09-20

Hydrophilic graphitic material

#174
20180258285
2018-09-13

Zwitterion-functionalized multicomponent copolymers and associated polymer blends and membranes

#175
20180208728
2018-07-26

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

#176
20180180307
2018-06-28

Latent and sensible cooling membrane heat pump

#177
20180169594
2018-06-21

Gas separation memebrane

#178
20180147545
2018-05-31

Functionalized single-layer graphene-based thin film composite and method of producing the same

#179
20180142075
2018-05-24

Microporous polymeric composition

#180
20180134638
2018-05-17

IMPROVED PROCESS FOR SEPARATION OF ALKENES FROM ALKANES

#181
20180133664
2018-05-17

Methods for treating filled microporous membranes

#182
20180117538
2018-05-03

Polyacid-functionalized porous membranes, related methods, and related polyacid polymers

#183
20180111098
2018-04-26

Thin film composite membranes for separation of alkenes from alkanes

#184
20180093230
2018-04-05

IMPROVED MEMBRANES FOR SEPARATION OF ALKENES FROM ALKANES

#185
20180085744
2018-03-29

Polymeric materials for electrochemical cells and ion separation processes

#186
20180085714
2018-03-29

IMPROVED MEMBRANES FOR SEPARATION OF ALKENES FROM ALKANES

#187
20180079869
2018-03-22

Vesicles formed from block copolymers, and novel block copolymers

#188
20180071693
2018-03-15

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

#189
20180065095
2018-03-08

Light-driven ion-pumping membrane systems

#190
20180043346
2018-02-15

Ion exchange polymers and ion exchange membranes incorporating same

#191
20180043345
2018-02-15

Ion-exchange membrane with multi-layered support substrate

#192
20180001278
2018-01-04

Zwitterionic copolymers for fouling resistant filtration membranes

#193
20180001277
2018-01-04

High performance facilitated transport membranes for olefin/paraffin separations

#194
20170361281
2017-12-21

Filtration membranes with functionalized star polymers

#195
20170348648
2017-12-07

Nanocomposite blend membrane

#196
20170333849
2017-11-23

Copolymers for making membranes

#197
20170333848
2017-11-23

NANOCARBON IMMOBILIZED MEMBRANES

#198
20170333846
2017-11-23

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

#199
20170331137
2017-11-16

Method of production of channel member for fuel cell

#200
20170306115
2017-10-26

Perchlorate ion permselective membranes

#201
20170298191
2017-10-19

GRAPHENE PLATELET-BASED POLYMERS AND USES THEREOF

#202
20170296981
2017-10-19

Gas separation membranes with intermixed layers

#203
20170266652
2017-09-21

Functionalized main chain polymers

#204
20170259217
2017-09-14

Functionalized beta-sheet peptide stabilized membrane proteins, constructs comprising same, and methods of forming and using same

#205
20170253712
2017-09-07

Gelation, Aerogel Formation and Reactions Thereof to Produce Non-Random Functionalization of Poly (Aryl Ether Ketones)

#206
20170232402
2017-08-17

Hydrophobic-oleophilic hollow fiber composite membrane and preparing method thereof

#207
20170218526
2017-08-03

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

#208
20170210884
2017-07-27

Polymer resin composition and vinylidene fluoride-based polymer molded product

#209
20170209839
2017-07-27

Porous ABPBI [phosphoric acid doped poly (2, 5-benzimidazole)] membrane and process of preparing the same

#210
20170189865
2017-07-06

Filtration material

#211
20170189857
2017-07-06

Anti-fouling chiral surfaces for membrane filtration and methods therefor

#212
20170184317
2017-06-29

Blended membranes for water vapor transport and methods for preparing same

#213
20170182487
2017-06-29

Polymer and method for preparing the same

#214
20170166704
2017-06-15

Polymers and process for making membranes

#215
20170144114
2017-05-25

Composite membrane and method of manufacturing the same

#216
20170121529
2017-05-04

Solvent resistant polymeric membranes

#217
20170113193
2017-04-27

Process for making membranes

#218
20170098511
2017-04-06

Ionic polymer membrane comprising radiation-crosslinkable poly(vinyl alcohol) and method of preparation thereof

#219
20170086469
2017-03-30

Durable asymmetric composite membrane

#220
20170080392
2017-03-23

Zwitterion-functionalized block copolymer membranes and associated block copolymer composition

#221
20170037206
2017-02-09

Curable compositions and membranes

#222
20170007957
2017-01-12

Removal of carbon dioxide from air

#223
20170005354
2017-01-05

Polymer electrolyte film

#224
20160369026
2016-12-22

Cycloalkylnorbornene monomers, polymers derived therefrom and their use in pervaporation

#225
20160369017
2016-12-22

Curable composition, polymer functional cured product, water-soluble acrylamide compound, and method for manufacturing same

#226
20160367949
2016-12-22

Artificial membrane-fixed liquid filtration structure

#227
20160362526
2016-12-15

Ion exchange membrane and method for manufacturing the same

#228
20160354771
2016-12-08

Curable composition and cured polymer product

#229
20160303524
2016-10-20

POLYACRYLONITRILE/CHITOSAN COMPOSITE NANOFILTRATION MEMBRANE CONTAINING GRAPHENE OXIDE AND PREPARATION METHOD THEREOF

#230
20160296892
2016-10-13

Asymmetric membranes based on BuPBI

#231
20160264692
2016-09-15

Polymers and membranes for separation of polar organic compounds from aqueous mixtures and methods of using

#232
20160236153
2016-08-18

Thin film composite forward osmosis membranes with performance enhancing layers

#233
20160220968
2016-08-04

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

#234
20160214067
2016-07-28

Uncrosslinked, high molecular weight, polyimide polymer containing a small amount of bulky diamine

#235
20160214066
2016-07-28

Uncrosslinked, high molecular weight, monoesterified polyimide polymer containing a small amount of bulky diamine

#236
20160197370
2016-07-07

Liquid composition, process for its production, and process for producing membrane-electrode assembly for polymer electrolyte fuel cells

#237
20160193572
2016-07-07

Flux enhancing agent for improving composite polyamide reverse osmosis membrane performance

#238
20160177252
2016-06-23

Removal of microorganisms from cell culture media

#239
20160177034
2016-06-23

High molecular weight, monoesterified polymide polymer containing a small amount of bulky diamine

#240
20160137796
2016-05-19

Ionomeric cross-linkers and membranes formed therefrom

#241
20160129176
2016-05-12

Blood filter and method for manufacturing the same

#242
20160059190
2016-03-03

LIQUID FILTERING STRUCTURE

#243
20160030897
2016-02-04

Hybrid nanoparticle TFC membranes

#244
20160008769
2016-01-14

Filtration membranes with functionalized star polymers

#245
20160001238
2016-01-07

Polymer functional film and method for producing same

#246
20150367293
2015-12-24

Stepwise interfacial polymerization technique with different reagent solution designs to prepare hollow fiber nanofiltration membrane composites

#247
20150353696
2015-12-10

Functional polymer membrane, manufacturing method therefor, ion exchange membrane and proton conductive membrane equipped with functional polymer membrane, and ion exchange device

#248
20150343389
2015-12-03

Curable compositions and membranes

#249
20150328631
2015-11-19

Electrospinning solution, polyvinyl alcohol nanofibers and ion-exchange membrane

#250
20150328597
2015-11-19

Zwitterion-functionalized block copolymer membranes and associated block copolymer composition

#251
20150306548
2015-10-29

Composite polyamide membrane made via interfacial polymerization using a blend of non-polar solvents

#252
20150298071
2015-10-22

Composite gas separation membranes with dialkysiloxane intermediate layer

#253
20150290637
2015-10-15

Block copolymers, their manufacture and their use

#254
20150265964
2015-09-24

Gas separation composite membrane, gas separation module, gas separation apparatus, gas separation method, and method of producing gas separation composite membrane

#255
20150259488
2015-09-17

Functional polymer membrane and method of producing the same

#256
20150259457
2015-09-17

Vinyl alcohol-based graft polymer, method for producing same, and ion-exchange membrane using same

#257
20150259227
2015-09-17

Functional polymer membrane and method of producing the same

#258
20150217237
2015-08-06

METHOD FOR PRODUCING A THERMORESPONSIVE FILTRATION MEMBRANE AND THERMORESPONSIVE FILTRATION MEMBRANE

#259
20150217234
2015-08-06

Ion exchange membranes

#260
20150209733
2015-07-30

Process for preparing membranes

#261
20150209732
2015-07-30

Cation exchange membrane and method for producing same

#262
20150194691
2015-07-09

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

#263
20150190563
2015-07-09

HYDROPHILIC RESIN COMPOUND HAVING SUGAR CHAIN AFFIXED THERETO, POLYMER SUBSTRATE FOR VIRUS-REMOVAL, AND BIOCOMPATIBLE MATERIAL

#264
20150182920
2015-07-02

Nanocomposite polymer-carbon based nanomaterial filters for the simultaneous removal of bacteria and heavy metals

#265
20150165383
2015-06-18

Gas separation membranes from chemically and UV treated polymers of intrinsic microporosity

#266
20150165369
2015-06-18

Process for preparing membranes

#267
20150144552
2015-05-28

Immobilized multi-layer artificial membrane for permeability measurements (PAMPA)

#268
20150143995
2015-05-28

Gas separation membranes with intermixed layers

#269
20150064609
2015-03-05

Ionomers with ionic groups in the side chain

#270
20150060364
2015-03-05

Thin film composite membrane structures

#271
20150059578
2015-03-05

Selective water vapour transport membranes comprising a nanofibrous layer and methods for making the same

#272
20150054197
2015-02-26

Polyethersulfone filtration membrane

#273
20150025293
2015-01-22

Membrane separation of olefin and paraffin mixtures

#274
20150021262
2015-01-22

Thin film composite membranes embedded with molecular cage compounds

#275
20140343177
2014-11-20

Block copolymers, their manufacture and their use

#276
20140319051
2014-10-30

Water-treatment separating membrane of high flux having good chlorine resistance

#277
20140311969
2014-10-23

Water-treatment separating membrane of high flux having good chlorine resistance

#278
20140305864
2014-10-16

Inorganic fibrous membrane and a method of fabricating thereof

#279
20140291241
2014-10-02

Functionalized ceramic membranes for the separation of organics from raw water and methods of filtration using functionalized ceramic membranes

#280
20140230652
2014-08-21

Drying substances, preparation and use thereof

#281
20140224728
2014-08-14

Water treatment membrane having high chlorine resistance and high permeability and method of manufacturing the same

#282
20140197032
2014-07-17

Anion exchange block copolymers, their manufacture and their use

#283
20140175013
2014-06-26

NANOFILTRATION MEMBRANE

#284
20140174293
2014-06-26

Gas separation membrane

#285
20140166489
2014-06-19

Nanoengineered field induced charge separation membranes manufacture thereof

#286
20140166488
2014-06-19

Ion exchange membranes

#287
20140158610
2014-06-12

Composite mixed matrix membranes for membrane distillation and related methods of manufacture

#288
20140144325
2014-05-29

Gas separation membrane

#289
20140116248
2014-05-01

Selective gas transport films that contain brominated styrene-butadiene copolymers

#290
20140080080
2014-03-20

Annealed WVT Membranes to Impart Durability and Performance

#291
20140066554
2014-03-06

Self-assembling surface coating

#292
20140065514
2014-03-06

Polyolefin-PFCB ionomer

#293
20140054228
2014-02-27

Flux enhancing agent for improving composite polyamide reverse osmosis membrane performance

#294
20140048478
2014-02-20

Highly hydrophilic and highly oleophobic membrane for oil-water separation

#295
20140042090
2014-02-13

Cycloalkylnorbornene monomers, polymers derived therefrom and their use in pervaporation

#296
20140030613
2014-01-30

Method for making anion electrolyte membrane

#297
20140017599
2014-01-16

Process for the preparation of cross-linked fluorinated polymers

#298
20140014518
2014-01-16

Active components and membranes for electrochemical compression

#299
20130317128
2013-11-28

Process for making a monomer solution for making cation exchange membranes

#300
20130313182
2013-11-28

Separation membrane and water treatment device including the same