ClassID:

100596

C08J2371/12 - page 2 - CPC Classification

Classification description:

Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain ; Derivatives of such polymers; Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols Polyphenylene oxides

Recent Application in this class:
#301
20090084574
2009-04-02

POLY(ARYLENE ETHER) COMPOSITION AND ITS USE IN THE FABRICATION OF EXTRUDED ARTICLES AND COATED WIRE

#302
20090075147
2009-03-19

Sulfonic acid group-containing polymer, method for producing the same, resin composition containing such sulfonic acid group-containing polymer, polymer electrolyte membrane, polymer electrolyte membrane/electrode assembly, and fuel cell

#303
20090061277
2009-03-05

Ionically conductive polymers for use in fuel cells

#304
20090042078
2009-02-12

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

#305
20080312349
2008-12-18

METHOD OF MAKING AND USING MEMBRANE

#306
20080286629
2008-11-20

CHEMICALLY CROSS LINKED IONOMER MEMBRANE

#307
20080286626
2008-11-20

BIS(ARYL)SULFONIMIDE FUNCTIONALIZED ION CONDUCTING POLYMERS

#308
20080261102
2008-10-23

Sulfonated-perfluorocyclobutane polyelectrolyte membranes for fuel cells

#309
20080261100
2008-10-23

Polymer electrolyte membrane and membrane electrode assembly

#310
20080254257
2008-10-16

Poly (phenylene ether) resin composition, prepreg, and laminated sheet

#311
20080248364
2008-10-09

Proton conducting aromatic polyether type copolymers bearing main and side chain pyridine groups for use in proton exchange membrane fuel cells

#312
20080241628
2008-10-02

MEMBRANE-ELECTRODE ASSEMBLY FOR SOLID POLYMER ELECTROLYTE FUEL CELL

#313
20080233455
2008-09-25

Proton conductors based on aromatic polyethers and their use as electolytes in high temperature pem fuel cells

#314
20080233452
2008-09-25

Polyelectrolyte material, method for producing polyelectrolyte material, polyelectrolyte component, fuel cell, and method for producing fuel cell

#315
20080221325
2008-09-11

Exchange membrane containing modified maleimide oligomers

#316
20080203366
2008-08-28

Electrically insulating film and method

#317
20080160378
2008-07-03

Poly(arylene ether) copolymers containing pyridine units as proton exchange membranes

#318
20080139677
2008-06-12

Ion-Conducting Polymeric Materials

#319
20080135481
2008-06-12

POLYARYLETHERNITRILE HOLLOW FIBER MEMBRANES

#320
20080071000
2008-03-20

POLY(ARYLENE ETHER) COMPOSITION AND ARTICLE

#321
20080070093
2008-03-20

Development and characterization of novel proton conducting aromatic polyether type copolymers bearing main and side chain pyridine groups

#322
20080070085
2008-03-20

Sulfonated Polymer Comprising Nitrile-Type Hydrophobic Block And Solid Polymer Electrolyte

#323
20080063923
2008-03-13

Aromatic polyether copolymers and polymer blends and fuel cells comprising same

#324
20080063917
2008-03-13

Electrolyte Membrane-Electrode Assembly, Fuel Cell Using The Same, And Method For Producing Electrolyte Membrane-Electrode Assembly

#325
20080063914
2008-03-13

High temperature polymer electrolyte membranes and membrane electrode assemblies based on blends of aromatic polyethers

#326
20080020256
2008-01-24

High performance polymeric blend membrane materials based on N-heterocycles and acid-base interactions

#327
20080004443
2008-01-03

Sulfonated polyaryletherketone-block-polyethersulfone copolymers

#328
20080004360
2008-01-03

Polyarylene Polymer And Use Thereof

#329
20070292731
2007-12-20

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

#330
20070292730
2007-12-20

Multiblock Copolymers Containing Hydrophilic Hydrophobic Segments for Proton Exchange Membrane

#331
20070282034
2007-12-06

Core-shell particle composition, method, and article

#332
20070275286
2007-11-29

Method for Cross-Linking Sulfonated Polymers

#333
20070269700
2007-11-22

Polymeric materials

#334
20070267766
2007-11-22

Powder for rapid prototyping and associated production method

#335
20070259993
2007-11-08

Process for producing polyphenylene ether composition

#336
20070259239
2007-11-08

Proton-conductive material, proton-conductive electrolyte for fuel cell comprising the material and fuel cell employing the electrolyte

#337
20070248865
2007-10-25

Membrane electrode assembly for solid polymer electrolyte fuel cell

#338
20070238000
2007-10-11

ELECTROLYTE, ELECTROLYTE MEMBRANE, MEMBRANE/ELECTRODE ASSEMBLY AND FUEL CELL POWER SOURCE

#339
20070235699
2007-10-11

CONDUCTIVE THERMOPLASTIC COMPOSITION

#340
20070231652
2007-10-04

Polymer electrolyte, membrane/electrode assembly, and fuel cell

#341
20070218335
2007-09-20

POLYMER HAVING OXOCARBON GROUP, AND USE THEREOF

#342
20070207361
2007-09-06

Aromatic hydrocarbon based proton exchange membrane and direct methanol fuel cell using same

#343
20070202374
2007-08-30

Ion-exchange materials

#344
20070185264
2007-08-09

Polymer composite, film thereof and separation membrane made therefrom

#345
20070167570
2007-07-19

Polyamide/polyphenylene ether resin composition

#346
20070166591
2007-07-19

POLYMER ELECTROLYTE COMPOSITION AND APPLICATION THEREOF

#347
20070166588
2007-07-19

Membrane-electrode assembly for solid polymer electrolyte fuel cell and method for producing the same

#348
20070163951
2007-07-19

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

#349
20070148518
2007-06-28

Polymer electrolyte and use thereof

#350
20070123625
2007-05-31

Poly(arylene ether) compositions and methods of making the same

#351
20070106000
2007-05-10

Polymer blend and method for its isolation

#352
20070099054
2007-05-03

Sulfonated-perfluorocyclobutane polyelectrolyte membranes for fuel cells

#353
20070083010
2007-04-12

Block copolymers and use thereof

#354
20070082247
2007-04-12

Ion-conducting crosslinked copolymer and fuel cell comprising the same

#355
20070077413
2007-04-05

Low dielectric loss tangent-resin varnish, prepreg, laminated sheet, and printed wiring board using the varnish

#356
20070065700
2007-03-22

High temperature polymer electrolyte membranes

#357
20070020500
2007-01-25

Membrane-electrode structure for solid polymer fuel cell and solid polymer fuel cell

#358
20070015024
2007-01-18

Membrane-electrode assembly for solid polymer electrolyte fuel cell

#359
20070010631
2007-01-11

Sulfonated aromatic polyethers, process for production thereof, and electrolyte membranes

#360
20070003763
2007-01-04

Release film for printed wiring board production

#361
20060292417
2006-12-28

Solid polymer electrolyte, a membrane using thereof, a solution for coating electrode catalyst, a membrane/electrode assembly, and a fuel cell

#362
20060280991
2006-12-14

Membrane-electrode assembly for solid polymer electrolyte fuel cell

#363
20060280989
2006-12-14

Ion-conducting polymers containing pendant ion conducting groups

#364
20060280988
2006-12-14

Cross-linked ion-conductive copolymer

#365
20060280986
2006-12-14

End capped ion-conductive polymers

#366
20060275638
2006-12-07

Ion conductive copolymers containing ion-conducting oligomers

#367
20060270822
2006-11-30

Fluorinated comb-shaped polymers

#368
20060258836
2006-11-16

Aromatic nitrile containing ion-conducting sulfonated polymeric material

#369
20060251969
2006-11-09

Block copolymers with acidic groups

#370
20060231808
2006-10-19

Polymer nanocomposites for lithium battery applications

#371
20060216566
2006-09-28

Solid polymer electrolyte, proton conductive membrane, electrode electrolyte, electrode paste and membrane-electrode assembly

#372
20060216565
2006-09-28

Electrolyte composition, solid electrolyte membrane, solid polymer fuel cell and manufacturing method for solid electrolyte membrane

#373
20060201390
2006-09-14

Multi-phasic nanoparticles

#374
20060188768
2006-08-24

Membrane-electrode assembly for use in solid polymer electrolyte fuel cell and solid polymer electrolyte fuel cell

#375
20060182678
2006-08-17

Block copolymer and application thereof

#376
20060160960
2006-07-20

Sulphonated multiblock copolymer and electrolyte membrane using the same

#377
20060155097
2006-07-13

Functionalized polyaryl ethers

#378
20060141314
2006-06-29

Membrane-electrode assembly and fuel cell system comprising the same

#379
20060106190
2006-05-18

Polyphenylene-type polymers, preparation method thereof, membranes and fuel cell device comprising said membranes

#380
20060079642
2006-04-13

Method for the preparation of a poly (arylene ether)-polyolefin composition, and composition prepared thereby

#381
20060058499
2006-03-16

Dibenzodiazocine polymers

#382
20060041100
2006-02-23

Ion-conductive copolymers containing one or more ion-conducting oligomers

#383
20060036064
2006-02-16

Sulfonated polymer composition for forming fuel cell electrodes

#384
20050287410
2005-12-29

Polymer electrolyte membrane and fuel cell using the same

#385
20050282919
2005-12-22

Ion conductive copolymers containing one or more hydrophobic oligomers

#386
20050271922
2005-12-08

Solid polymer electrolyte, a membrane using thereof, a solution for coating electrode catalyst, a membrane/electrode assembly, and a fuel cell

#387
20050266289
2005-12-01

Ionic perfluorovinyl compounds and their uses as components of ionic conductors of the polymer type, of selective membranes or of catalysts

#388
20050261442
2005-11-24

Materials for use as proton conducting membranes for fuel cells

#389
20050260475
2005-11-24

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

#390
20050260474
2005-11-24

Polymer electrolyte membrane and polymer electrolyte fuel cell comprising same

#391
20050240002
2005-10-27

Poly(arylene ether) polymer with low temperature or UV crosslinking grafts and dielectric comprising the same

#392
20050202299
2005-09-15

Polymer electrolyte and proton conductive membrane

#393
20050199859
2005-09-15

Conductive masterbatch and conductive resin composition

#394
20050154130
2005-07-14

Method for the preparation of a poly(arylene ether)-polyolefin composition, and composition prepared thereby

#395
20050136314
2005-06-23

Ion-exchange membrane for an electrochemical fuel cell

#396
20050131108
2005-06-16

Method for precipitation of polyphenylene ether

#397
20050121385
2005-06-09

Adsorption membranes, method of producing same and equipment, including the adsorption membranes

#398
20050116206
2005-06-02

Proton conductive composition and proton conductive membrane

#399
20050100772
2005-05-12

Organic-inorganic hybrid material, organic-inorganic hybrid proton-conductive material and fuel cell

#400
20050069745
2005-03-31

Polymer electrolyte membranes for use in fuel cells

#401
20050053818
2005-03-10

Ion exchange composite material based on proton conductive functionalized inorganic support compounds in a polymer matrix

#402
19056773
2025-09-30

Cyclic olefin copolymer, curable composition, composite product and laminate

#403
14599135
2016-01-26

Thermosetting resin composition containing a polyphenylene ether and a brominated fire retardant compound