ClassID:

100910

C08J2481/06 - 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:
#1
20260148877
2026-05-28

POLYMER COMPOSITION SUITABLE FOR ELECTROSTATIC DISCHARGE APPLICATIONS

#2
20260103568
2026-04-16

POLYARYLETHERSULFONE COPOLYMER HAVING IMPROVED HYDROPHILICITY

#3
20260061373
2026-03-05

Block Copolymer Templated Crazing for Membrane Separation

#4
20250270403
2025-08-28

BLEND OF POLYARYLETHER KETONE COPOLYMER

#5
20250215225
2025-07-03

A METHOD FOR THE PREPARATION OF A MEMBRANE (M) COMPRISING A SULFONATED POLY(ARYLENE ETHER SULFONE) POLYMER (SP) AND A NON-SULFONATED POLY(ARYLENE SULFONE) POLYMER (P)

#6
20250215171
2025-07-03

CARBON FIBER REINFORCED COMPOSITE MATERIAL AND PREPREG

#7
20250122347
2025-04-17

CARBON FIBER-REINFORCED COMPOSITE MATERIAL

#8
20250114782
2025-04-10

CROSS-LINKED HIGH STABLE ANION EXCHANGE BLEND MEMBRANES WITH POLYETHYLENEGLYCOLS AS HYDROPHILIC MEMBRANE PHASE

#9
20250065543
2025-02-27

MATERIAL SYSTEMS AND METHODS OF MANUFACTURE FOR AUXETIC FOAMS

#10
20240199831
2024-06-20

PREPREG AND FIBER-REINFORCED COMPOSITE MATERIAL

#11
20240067814
2024-02-29

RESIN COMPOSITION AND MOLDED BODY

#12
20240066758
2024-02-29

PREPREG, MOLDED ARTICLE, AND INTEGRALLY MOLDED ARTICLE

#13
20240018312
2024-01-18

METHOD FOR ENHANCING ADHESION STRENGTH OF RESIN MOLDED ARTICLE TO AN ADHESIVE, AND COMPOSITE ENHANCED IN ADHESION STRENGTH

#14
20230415095
2023-12-28

High selectivity polyimide/PES blend hollow fiber membrane for gas separations

#15
20230407024
2023-12-21

PREPREG AND METHOD FOR PRODUCING PREPREG

#16
20230357561
2023-11-09

PREPREG, METHOD FOR PRODUCING SAME, AND SLIT TAPE PREPREG

#17
20230294347
2023-09-21

METHOD FOR PRODUCING A POLYESTER FILM

#18
20230220171
2023-07-13

RESIN COMPOSITION, CURED OBJECT, PREPREG, METHOD FOR PRODUCING RESIN COMPOSITION, AND AROMATIC POLYSULFONE RESIN

#19
20230182358
2023-06-15

MATERIAL SYSTEMS AND METHODS OF MANUFACTURE FOR AUXETIC FOAMS

#20
20230048074
2023-02-16

PREPREG

#21
20230044019
2023-02-09

EPOXY RESIN COMPOSITION, CURED RESIN PRODUCT, PREPREG, AND FIBER-REINFORCED COMPOSITE MATERIAL

#22
20230016920
2023-01-19

Curable Resin Compositions Containing An Aliphatic Polyketone Toughener And Composites Made Therefrom

#23
20220325163
2022-10-13

COMPOSITION, THERMALLY CONDUCTIVE SHEET, AND DEVICE WITH THERMALLY CONDUCTIVE SHEET

#24
20220241731
2022-08-04

Block Copolymer Templated Crazing for Membrane Separation

#25
20220212183
2022-07-07

Cross-linked high stable anion exchange blend membranes with polyethyleneglycols as hydrophilic membrane phase

#26
20220184550
2022-06-16

High selectivity polyimide/PES blend hollow fiber membrane for gas separations

#27
20220162408
2022-05-26

Fiber-reinforced resin base material

#28
20220127424
2022-04-28

EASILY SOLUBLE AND FREE-FLOWING GRANULAR MATERIAL ON THE BASIS OF HIGH-TEMPERATURE THERMOPLASTICS WITH A LOW CONTENT OF VOLATILE ORGANIC COMPOUNDS

#29
20220119607
2022-04-21

Resin composition for carbon fiber composite material, towpreg

#30
20220049096
2022-02-17

POLYARYLENE ETHER SULFONE COMPRISING NAPHTHALIC ACID ANHYDRIDE ENDGROUPS

#31
20210388166
2021-12-16

SILICONE WITH MODIFIED SURFACE FOR IMPROVING THE SLIDING AND FRICTIONAL PROPERTIES

#32
20210371612
2021-12-02

PREPREG SHEETS AND PREPREG STACKS USEFUL FOR PREPARING LOW VOID CONTENT FIBER-REINFORCED COMPOSITE MATERIALS

#33
20210363316
2021-11-25

Prepreg and production method therefor, slit tape prepreg, carbon fiber-reinforced composite material

#34
20210292545
2021-09-23

PREPREG

#35
20210253843
2021-08-19

Epoxy resin composition, prepreg, and fiber-reinforced composite material

#36
20210122892
2021-04-29

PREPREG AND PRODUCTION METHOD THEREFOR, SLIT TAPE PREPREG, CARBON FIBER-REINFORCED COMPOSITE MATERIAL

#37
20210122891
2021-04-29

Thermoplastic toughened matrix resins containing nanoparticles

#38
20210053267
2021-02-25

Polyester film and method for producing the same

#39
20210024712
2021-01-28

Prepreg, laminate body, fiber-reinforced composite material, and manufacturing method for fiber-reinforced composite material

#40
20210024711
2021-01-28

High temperature composite honeycomb

#41
20200407558
2020-12-31

PES-PPSU BLENDS AS BASIS FOR FOAMS

#42
20200362162
2020-11-19

Epoxy resin composition for fiber-reinforced composite material, prepreg and fiber-reinforced composite material

#43
20200362125
2020-11-19

RESIN COMPOSITIONS FOR LIQUID RESIN INFUSION AND APPLICATIONS THEREOF

#44
20200261855
2020-08-20

ASYMMETRIC COMPOSITE MEMBRANES AND USES THEREOF

#45
20200240060
2020-07-30

Aligned discontinuous fiber preforms, composites and systems and processes of manufacture

#46
20200190313
2020-06-18

Thermosetting resin composition for semiconductor package and prepreg using the same

#47
20200148851
2020-05-14

Expandable, expanding-agent-containing granules based on high-temperature thermoplastics

#48
20200039124
2020-02-06

Material systems and methods of manufacture for auxetic foams

#49
20200023348
2020-01-23

Cross-linked high stable anion exchange blend membranes with polyethyleneglycols as hydrophilic membrane phase

#50
20200010680
2020-01-09

Polyarylene ether sulfone comprising naphthalic acid anhydride endgroups

#51
20190390058
2019-12-26

FOAM MATERIALS MADE OF A COMBINATION OF POLY(BIPHENYL ETHER SULFONE) (PPSU) AND POLYETHERSULFONE (PES)

#52
20190338119
2019-11-07

RESIN COMPOSITION FOR BONDING METAL, PRODUCTION FORMED BY BONDING METAL WITH RESIN COMPOSITION, AND MANUFACTURING METHOD THEREOF

#53
20190330435
2019-10-31

Process for the production of expanded material based on sulfone polymers

#54
20190330433
2019-10-31

Prepreg, method for producing same, and slit tape prepreg

#55
20190322825
2019-10-24

Matrix resins toughened with hybrid polyamide particles

#56
20190315940
2019-10-17

Method for obtaining paper from sand and products obtained therefrom

#57
20190292341
2019-09-26

HYDROPHOBIC AND HYDROPHILIC SURFACES, ARTICLES AND METHODS OF MAKING SAME

#58
20190233602
2019-08-01

Thermoplastic particle-toughened prepreg for use in making composite parts which tolerate hot and wet conditions

#59
20190233601
2019-08-01

Prepreg for use in making composite parts which tolerate hot and wet conditions

#60
20190134926
2019-05-09

Composites with interlaminar toughening particles and method of making the same

#61
20190071542
2019-03-07

Aromatic polysulfone, prepreg, and method for producing prepreg

#62
20190048500
2019-02-14

Aligned discontinuous fiber preforms, composites and systems and processes of manufacture

#63
20190040203
2019-02-07

Aromatic polysulfone, prepreg, and method for producing prepreg

#64
20190016861
2019-01-17

Composite material with thermoplastic toughened novolac-based epoxy resin matrix

#65
20180355132
2018-12-13

Prepreg, laminate body, fiber reinforced composite material, and manufacturing method for fiber reinforced composite material

#66
20180327552
2018-11-15

Method to manufacture polymer composite materials with nano-fillers for use in additive manufacturing to improve material properties

#67
20180312635
2018-11-01

Polymer compositions based on a bio-sourced polyarylene ether ketone

#68
20180201784
2018-07-19

SOLVENT COMPOSITION COMPRISING A MIXTURE OF A MOLECULE HAVING A SULPHOXIDE FUNCTION AND A MOLECULE HAVING AN AMIDE FUNCTION

#69
20180201737
2018-07-19

COMPOSITIONS FOR USE IN FUSED FILAMENT 3D FABRICATION AND METHOD FOR MANUFACTURING SAME

#70
20180142070
2018-05-24

Method to manufacture polymer composite materials with nano-fillers for use in additive manufacturing to improve material properties

#71
20180138772
2018-05-17

Electrical insulation systems and insulated components for electrical machine

#72
20180105690
2018-04-19

Epoxy resin composition, prepreg, carbon fiber-reinforced composite material, and manufacturing methods therefor

#73
20180100044
2018-04-12

Semipreg with thermoplastic toughened novolac-based epoxy resin matrix

#74
20180029686
2018-02-01

Composite materials

#75
20170369663
2017-12-28

Composite material with thermoplastic toughened novolac-based epoxy resin matrix

#76
20170369662
2017-12-28

Composite material with thermoplastic toughened novolac-based epoxy resin matrix

#77
20170362427
2017-12-21

Epoxy resin composition, prepreg, cured resin, and fiber reinforced composite material (as amended)

#78
20170362379
2017-12-21

Poly(aryl ether) compositions for polymer-metal junctions and polymer-metal junctions and corresponding fabrication methods

#79
20170342225
2017-11-30

EPOXY RESIN COMPOSITION, CURED EPOXY RESIN PRODUCT, PREPREG, AND FIBER-REINFORCED COMPOSITE MATERIAL

#80
20170306117
2017-10-26

EPOXY RESIN COMPOSITION, CURED RESIN, PREPREG AND FIBER-REINFORCED COMPOSITE MATERIAL

#81
20170239627
2017-08-24

Process for making membranes

#82
20170218237
2017-08-03

FILM ADHESIVE

#83
20170144112
2017-05-25

NANOPOROUS POLYMER MEMBRANES AND METHODS OF PRODUCTION

#84
20170114196
2017-04-27

COMBINED MATERIAL SYSTEM FOR ION EXCHANGE MEMBRANES AND THEIR USE IN ELECTROCHEMICAL PROCESSES

#85
20170084394
2017-03-23

Polyetherimide Compatible Polymer Blends for Capacitor Films

#86
20170084393
2017-03-23

Polyetherimide miscible polymer blends for capacitor films

#87
20170050153
2017-02-23

Polyaniline-based chlorine resistant hydrophilic filtration membranes

#88
20170005353
2017-01-05

Electrolyte membrane for fuel cell comprising polymer blend, and membrane-electrode assembly and fuel cell comprising the same

#89
20170002154
2017-01-05

Sizing agent-coated reinforcing fibers, method for producing sizing agent-coated reinforcing fibers, prepreg, and fiber-reinforced composite material

#90
20160380296
2016-12-29

Composite membranes, methods of making same, and applications of same

#91
20160362528
2016-12-15

Extended room temperature storage of epoxy resins

#92
20160311995
2016-10-27

Polyphenylene sulfide microparticles

#93
20160297935
2016-10-13

Method to manufacture polymer composite materials with nano-fillers for use in additive manufacturing to improve material properties

#94
20160280870
2016-09-29

Ion exchange membrane, polymer element, electronic apparatus, camera module, and imaging device

#95
20160130431
2016-05-12

Epoxy resin composition, prepreg, and fiber-reinforced composite material

#96
20160107739
2016-04-21

Composite materials

#97
20150376341
2015-12-31

Hydrophilic block copolymers and membranes prepared therefrom (II)

#98
20150307677
2015-10-29

Polyarylene foam materials

#99
20150299408
2015-10-22

CONDUCTIVE FIBER REINFORCED POLYMER COMPOSITE AND MULTIFUNCTIONAL COMPOSITE

#100
20150274913
2015-10-01

PREPREG, CARBON-FIBER-REINFORCED COMPOSITE MATERIAL, AND ROBOT HAND

#101
20150267023
2015-09-24

High temperature sulfone (HTS) foam materials

#102
20150252184
2015-09-10

Prepreg and carbon fiber reinforced composite material

#103
20150166743
2015-06-18

Composite materials with electrically conductive and delamination resistant properties

#104
20150141583
2015-05-21

Benzoxazine resin composition, prepreg, and fiber-reinforced composite material

#105
20140364568
2014-12-11

Engineered cross-linked thermoplastic particles for interlaminar toughening

#106
20140364531
2014-12-11

Curable resin composition, curable resin molded body, cured resin molded body, method for producing each of same, and laminate body

#107
20140194556
2014-07-10

Blends of polyphenylene sulfones and polyphenylene sulfide resins

#108
20130344305
2013-12-26

Prepreg, method of manufacturing prepreg, and carbon fiber-reinforced composite material

#109
20130224558
2013-08-29

Microporous composite film with high thermostable organic/inorganic coating layer

#110
20130184376
2013-07-18

Thermoset resin compositions with increased toughness

#111
20130022780
2013-01-24

Thermosetting resin composition, thermosetting resin composition for fiber-reinforced composite material, prepared using the same, and honeycomb sandwich panel

#112
20120289678
2012-11-15

METHOD OF MAKING POLYARYLENE IONOMERS AND MEMBRANES

#113
20120251919
2012-10-04

POLYARYLENE-BASED COPOLYMER AND USES THEREOF

#114
20120219799
2012-08-30

Porous formed article, and method for manufacturing the same

#115
20120164455
2012-06-28

Epoxy Resin System Containing Insoluble and Partially Soluble or Swellable Toughening Particles for Use in Prepreg and Structural Component Applications

#116
20120142790
2012-06-07

Poly(arylene ether) copolymer having cation-exchange group, process of manufacturing the same, and use thereof

#117
20120129076
2012-05-24

Novel Sulfonic Acid Group-Containing Segmented Block Copolymer and Use Thereof

#118
20120100324
2012-04-26

Polyimide polyphenylsulfone blends with improved flame resistance

#119
20120085233
2012-04-12

BLEND POLYMER MEMBRANES COMPRISING THERMALLY REARRANGED POLYMERS DERIVED FROM AROMATIC POLYIMIDES CONTAINING ORTHO-POSITIONED FUNCTIONAL GROUPS

#120
20120016043
2012-01-19

Poly(arylene ether) copolymer having cation-exchange group, process of manufacturing the same, and use thereof

#121
20110229797
2011-09-22

Sulfonated-Perfluorocyclobutane Polyelectrolyte Membranes for Fuel Cells

#122
20110136041
2011-06-09

Sulfonated poly(arylene ether) copolymers and related polymer electrolyte membranes and fuel cells

#123
20110136040
2011-06-09

Sulfonated poly(arylene ether) copolymers and related polymer electrolyte membranes and fuel cells

#124
20100305239
2010-12-02

Engineered cross-linked thermoplastic particles for interlaminar toughening

#125
20100242723
2010-09-30

Blend polymer membranes comprising thermally rearranged polymers derived from aromatic polyimides containing ortho-positioned functional groups

#126
20080261102
2008-10-23

Sulfonated-perfluorocyclobutane polyelectrolyte membranes for fuel cells

#127
20070228342
2007-10-04

Fire-retarding sheet material having a metallic effect

#128
20070099054
2007-05-03

Sulfonated-perfluorocyclobutane polyelectrolyte membranes for fuel cells

#129
15439981
2018-06-19

Retaining compressive strength of thermoplastic-toughened epoxy composites under hot and wet conditions