ClassID:

100624

C08J2381/06 - page 2 - CPC Classification

Classification description:

Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen, or carbon only; Polysulfones; Derivatives of such polymers Polysulfones; Polyethersulfones

Recent Application in this class:
#301
20080206536
2008-08-28

Poly (Aryl Ether Sulfone) Material And Use Thereof

#302
20080171252
2008-07-17

Novel Polymer Electrolyte, Polymer Electrolyte Composition, Electrolyte Membrane, and Production Method and Use Thereof

#303
20080166544
2008-07-10

Rear-illuminable aircraft interior component

#304
20080135481
2008-06-12

POLYARYLETHERNITRILE HOLLOW FIBER MEMBRANES

#305
20080090972
2008-04-17

Oligomers and Polymers Containing Sulfinate Groups, and Methods for Producing the Same

#306
20080063923
2008-03-13

Aromatic polyether copolymers and polymer blends and fuel cells comprising same

#307
20080063917
2008-03-13

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

#308
20080063914
2008-03-13

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

#309
20080053820
2008-03-06

Polymer electrolyte membrane, method for producing the same, and proton conductivity evaluation method for polymer electrolyte membrane

#310
20080032096
2008-02-07

Microstructured film containing polysulfone polymer

#311
20080020256
2008-01-24

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

#312
20080004360
2008-01-03

Polyarylene Polymer And Use Thereof

#313
20070292730
2007-12-20

Multiblock Copolymers Containing Hydrophilic Hydrophobic Segments for Proton Exchange Membrane

#314
20070287049
2007-12-13

Fuel Cell with Non-Fluorinated or Partly Fluorinated Membrane and Method for Preparing Said Membrane

#315
20070238000
2007-10-11

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

#316
20070231652
2007-10-04

Polymer electrolyte, membrane/electrode assembly, and fuel cell

#317
20070224393
2007-09-27

Transparent barrier sheet and preparation method thereof

#318
20070218336
2007-09-20

Multiblock copolymer, method of preparing the same, polymer electrolyte membrane prepared from the multiblock copolymer, method of preparing the polymer electrolyte membrane, and fuel cell employing the polymer electrolyte membrane

#319
20070196721
2007-08-23

Crosslinkable sulfonated copolymer and fuel cell including polymeric composition of the same

#320
20070196712
2007-08-23

Multiblock copolymer, method of preparing the same, polymer electrolyte membrane prepared from the multiblock copolymer, method of preparing the polymer electrolyte membrane, and fuel cell employing the polymer electrolyte membrane

#321
20070164466
2007-07-19

Method for producing filler-containing foam slabs

#322
20070163951
2007-07-19

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

#323
20070128425
2007-06-07

Reinforced ion-conductive membranes

#324
20070112109
2007-05-17

Aqueous dispersion of polymeric material and surface active agent and use thereof

#325
20070031715
2007-02-08

Sulfonated perfluorosulfonic acid polyelectrolyte membranes

#326
20070015024
2007-01-18

Membrane-electrode assembly for solid polymer electrolyte fuel cell

#327
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

#328
20060280988
2006-12-14

Cross-linked ion-conductive copolymer

#329
20060275637
2006-12-07

ELECTROLYTE MEMBRANE AND PREPARING METHOD THEREOF

#330
20060258836
2006-11-16

Aromatic nitrile containing ion-conducting sulfonated polymeric material

#331
20060252841
2006-11-09

Method of producing a polymer for making proton conductive membranes

#332
20060251969
2006-11-09

Block copolymers with acidic groups

#333
20060241192
2006-10-26

Composite ion-exchange membrane

#334
20060240239
2006-10-26

Compositions adapted for chain linking

#335
20060166511
2006-07-27

Method for treatment of film or sheet

#336
20060155097
2006-07-13

Functionalized polyaryl ethers

#337
20060135657
2006-06-22

Ion conductive block copolymers

#338
20060127608
2006-06-15

Sulfone films prepared by coating methods

#339
20060089461
2006-04-27

Graft copolymers

#340
20060041100
2006-02-23

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

#341
20060036064
2006-02-16

Sulfonated polymer composition for forming fuel cell electrodes

#342
20060034757
2006-02-16

Polymer-zeolite nanocomposite membranes for proton-exchange-membrane fuel cells

#343
20060003210
2006-01-05

Solid polymer electrolyte membranes

#344
20060003209
2006-01-05

Polymer membrane for fuel cell and method for preparing the same

#345
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

#346
20050261442
2005-11-24

Materials for use as proton conducting membranes for fuel cells

#347
20050170183
2005-08-04

Substituted polyarylether molded body, method for the production thereof and use of the same

#348
20050165172
2005-07-28

Oligomers and polymers containing sulfinate groups, and method for producing the same

#349
20050142968
2005-06-30

TRANSLUCENT, FLAME RESISTANT COMPOSITE MATERIALS

#350
20050139545
2005-06-30

Photo-processing and cleaning of pes and psf membranes

#351
20050136314
2005-06-23

Ion-exchange membrane for an electrochemical fuel cell

#352
20050069780
2005-03-31

Polyelectrolyte compositions

#353
20050031930
2005-02-10

Solid polyelectrolyte, assembly of membrane and electrodes, amd fuel cell

#354
18419569
2024-12-03

Seawater desalination reverse osmosis membrane with both water flux and boron removal rate and its preparation method thereof