ClassID:

30938

B01D2325/42 - page 2 - CPC Classification

Classification description:

Details relating to properties of membranes Ion-exchange membranes

Recent Application in this class:
#301
20150194691
2015-07-09

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

#302
20150182914
2015-07-02

APPARATUS AND METHOD FOR MEMBRANE ELECTROLYSIS RECYCLING OF PROCESS CHEMICALS

#303
20150148436
2015-05-28

Method to fabricate functionalized conical nanopores

#304
20150144557
2015-05-28

Organic Solvent Purifier And Method Of Using

#305
20150114904
2015-04-30

System and method for waste treatment

#306
20140357740
2014-12-04

RESILIENT CATION EXCHANGE MEMBRANES

#307
20140339154
2014-11-20

Polymer inclusion membranes for use in processes for treating thiocyanate containing aqueous solutions

#308
20140326669
2014-11-06

DOPED MEMBRANES

#309
20140305863
2014-10-16

Composite membranes

#310
20140163124
2014-06-12

Porous film manufacturing method and apparatus

#311
20140014519
2014-01-16

Ion-exchange membrane

#312
20130317128
2013-11-28

Process for making a monomer solution for making cation exchange membranes

#313
20130309596
2013-11-21

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

#314
20130225764
2013-08-29

Fluoropolymer dispersion and process for producing fluoropolymer dispersion

#315
20130196251
2013-08-01

Hybrid membranes containing titanium dioxide doped with fluorine

#316
20130101921
2013-04-25

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

#317
20130095411
2013-04-18

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

#318
20130092873
2013-04-18

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

#319
20130075325
2013-03-28

Surface-modified fluoropolymer membrane

#320
20120276468
2012-11-01

Silicon phosphate and membrane comprising the same

#321
20120248030
2012-10-04

Curable compositions and membranes

#322
20120248029
2012-10-04

Curable compositions and membranes

#323
20120248028
2012-10-04

Curable compositions and membranes

#324
20120178835
2012-07-12

USE OF BRANCHED ADDITION COPLYMERS IN FILMS AND MEMBRANES

#325
20120165420
2012-06-28

Process for Preparing Composite Membranes

#326
20120119410
2012-05-17

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

#327
20120088095
2012-04-12

Modification of drawn film

#328
20110278159
2011-11-17

Cation exchange membrane, production process thereof and electrolytic cell using the same

#329
20110268901
2011-11-03

Process for preparing membranes and membrane structures from a sulfonated block copolymer fluid composition

#330
20110230614
2011-09-22

Sulfonated block copolymer fluid composition for preparing membranes and membrane structures

#331
20110212383
2011-09-01

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

#332
20110143260
2011-06-16

Norbornene-type polymers having quaternary ammonium functionality

#333
20110068002
2011-03-24

Ion exchange membranes

#334
20110049746
2011-03-03

Method of manufacturing reinforced electrolyte membrane and membrane electrode assembly

#335
20110009504
2011-01-13

Proton exchange membranes (PEM) based on hybrid inorganic-organic copolymers with grafted phosphoric acid groups and implanted metal cations

#336
20100055534
2010-03-04

Electrolyte membrane, methods of manufacture thereof and articles comprising the same

#337
20090324929
2009-12-31

Composite Membrane and Moisture Adjustment Module Using Same

#338
20090281201
2009-11-12

Method for preparing a poly(aryl ether) anion-exchange membrane

#339
20090280255
2009-11-12

Method for making sulfonated block copolymers, method for making membranes from such block copolymers and membrane structures

#340
20090174105
2009-07-09

METHOD OF MANUFACTURING REINFORCED ELECTROLYTE MEMBRANE AND MEMBRANE ELECTRODE ASSEMBLY

#341
20090123641
2009-05-14

Reinforced ion-conductive membranes

#342
20090057225
2009-03-05

Filtration Membrane

#343
20080160374
2008-07-03

Functional membrane and electrolyte membrane for fuel cells and method for producing the same

#344
20080095925
2008-04-24

Method for producing a membrane electrode including forming the membrane in situ

#345
20080020192
2008-01-24

Multilayer porous membrane and process

#346
20070259240
2007-11-08

Non-Perfluorinated Resins Containing Ionic or Ionizable Groups and Products Containing the Same

#347
20070128490
2007-06-07

Proton exchange membranes (PEM) based on hybrid inorganic-organic copolymers with grafted phosphoric acid groups and implanted metal cations

#348
20070128425
2007-06-07

Reinforced ion-conductive membranes

#349
20070092776
2007-04-26

Sulfonic acid group-containing organic-silica composite membrane and method for producing thereof

#350
20060214325
2006-09-28

Continuous coating process for composite membranes

#351
20060138042
2006-06-29

Heat-resistant film and composite ion-exchange membrane

#352
20060099414
2006-05-11

Functional porous fibres

#353
20060019140
2006-01-26

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

#354
20050238937
2005-10-27

Highly conductive ordered ion exchange membranes

#355
20050228127
2005-10-13

Fluoropolymer dispersion and process for producing fluoropolymer dispersion

#356
20050118479
2005-06-02

Electrolyte film and solid polymer fuel cell using the same

#357
20050074654
2005-04-07

Method for producing a membrane from a crosslinked polymer blend, and corresponding fuel cell

#358
20050031927
2005-02-10

Polyelectrolyte membrane, method for its production and fuel cell using said polyelectrolyte membrane

#359
20050011826
2005-01-20

Asymmetric gel-filled microporous membranes

#360
19293356
2026-05-05

Polymers for use as anion exchange membranes

#361
16735829
2023-12-26

Methods of production and storage of electric power

#362
15415340
2020-02-18

Methods of production and storage of electric power

#363
15388664
2017-12-05

Crosslinked copolymer and ionic exchange film