ClassID:

100625

C08J2381/08 - 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 Polysulfonates

Recent Application in this class:
#1
20250179297
2025-06-05

INTRINSICALLY CONDUCTING ELASTOMERS AND METHODS OF MAKING THE SAME

#2
20230192959
2023-06-22

ELECTRICALLY CONDUCTIVE ELASTOMER AND METHOD OF SYNTHESIZING THE SAME

#3
20210017340
2021-01-21

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

#4
20190106545
2019-04-11

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

#5
20180009957
2018-01-11

Process for preparing free-standing films of conductive polymers

#6
20170073476
2017-03-16

Agglomerated rubber particles and method of preparing

#7
20160303821
2016-10-20

Electrically insulating resin composition and laminate sheet

#8
20160159990
2016-06-09

Division of a polyarylene ether solution

#9
20120214086
2012-08-23

METHOD OF FABRICATING A POLYMER ELECTROLYTE MEMBRANE (PEM)

#10
20110294025
2011-12-01

SURFACE-TREATED HYDROCARBON-BASED POLYMER ELECTROLYTE MEMBRANES FOR DIRECT OXIDATION FUEL CELLS

#11
20110045382
2011-02-24

Membrane with increased durability from partial ion exchange

#12
20100102281
2010-04-29

CONDUCTIVE FILM AND METHOD FOR MANUFACTURING THE SAME, AND ELECTRONIC APPARATUS AND METHOD FOR MANUFACTURING THE SAME

#13
20090053611
2009-02-26

Method for Preparing a Membrane to Be Assembled in a Membrane Electrode Assembly and Membrane Electrode Assembly

#14
20090042078
2009-02-12

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

#15
20070207359
2007-09-06

Crosslinked nano-inorganic particle/polymer electrolyte membrane for membrane electrode assembly

#16
20060201874
2006-09-14

Composite membrane