ClassID:

99591

C08G69/32 - CPC Classification

Classification description:

Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule; Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound

Recent Application in this class:
#1
20250382416
2025-12-18

LITHIUM BATTERY SEPARATOR BASED ON REACTION CONTROL AGENT, AND PREPARATION METHOD FOR LITHIUM BATTERY SEPARATOR

#2
20250333600
2025-10-30

HIGH MOLECULAR WEIGHT FURAN-BASED AROMATIC POLYAMIDE AND PREPARATION METHOD AND USE THEREOF

#3
20250326891
2025-10-23

BINDER, PREPARATION METHOD THEREOF AND LITHIUM-ION CELL

#4
20250297113
2025-09-25

THERMALLY CONDUCTIVE FILM AND METHOD

#5
20250188015
2025-06-12

INDANE BIS-O-AMINOPHENOLS AND POLYMERS PREPARED THEREFROM

#6
20250158225
2025-05-15

META-ARAMID POLYMER WITH GRID STRUCTURE, AND PREPARATION METHOD THEREFOR AND USE THEREOF

#7
20250145767
2025-05-08

HEXAVALENT SUBSTITUTED BENZENES

#8
20250108365
2025-04-03

FUNCTIONALIZED POLYMER SEPARATOR MEMBRANE FOR MITIGATING TRANSITION METAL DISSOLUTION AND TRAPPING ACIDIC SPECIES

#9
20250026889
2025-01-23

TWO DIMENSIONAL POLYMERS COMPRISED OF A COMBINATION OF STIFF AND COMPLIANT MOLECULAR UNITS

#10
20240429493
2024-12-26

POLYMER ION CONDUCTIVE MEMBRANE, POLYMER ION CONDUCTIVE MEMBRANE FOR SECONDARY BATTERIES, COMPOSITE ION PERMEABLE MEMBRANE, ELECTRODE COMPLEX, AND SECONDARY BATTERY

#11
20240400760
2024-12-05

POLYAMIC ACID AQUEOUS SOLUTION COMPOSITION, AND METHOD FOR PREPARING POLYIMIDE POWDER

#12
20240360283
2024-10-31

Antistatic transparent polymer composition

#13
20240240364
2024-07-18

PARA-ARAMID FIBER AND PREPARATION METHOD THEREFOR

#14
20240209153
2024-06-27

FLUORINE-CONTAINING POLYAMIDE COMPOUND AND FLUORINE-CONTAINING POLYBENZOXAZOLE

#15
20240207793
2024-06-27

PREPARATION METHOD OF TI3C2TX MXENE QUANTUM DOT (MQD)-MODIFIED POLYAMIDE (PA) REVERSE-OSMOSIS (RO) MEMBRANE

#16
20240166813
2024-05-23

POLYAMIDE RESIN

#17
20240084484
2024-03-14

METHOD AND DEVICE FOR PREPARING MODIFIED POLY (M-PHENYLENE ISOPHTHALAMIDE) (PMIA) FIBER BY CONTINUOUS POLYMERIZATION-DRY-WET SPINNING

#18
20230383059
2023-11-30

ARAMID POLYMERIZATION METHOD USING CARBON DIOXIDE AS SOLVENT

#19
20230340202
2023-10-26

Polyamideimide Film-Forming Composition, Method of Preparing the Same, and Use Thereof

#20
20230323030
2023-10-12

Polyamide, Polyamide-Imide, Derivatives of These, Optical Film, Display Device, and Production Methods Therefor

#21
20230287178
2023-09-14

Fluorinated Diamine or Salt Thereof, Method for Producing Fluorinated Diamine or Salt Thereof, Polyamide, Method for Producing Polyamide, Polyamide Solution, Cyclized Polyamide, Method for Producing Cyclized Polyamide, Insulation for High-Frequency Electronic Component, Method for Producing Insulation for High-Frequency Electronic Component, High-Frequency Electronic Component, High-Frequency Appliance, and Insulating Material for Producing High-Frequency Electronic Component

#22
20230235121
2023-07-27

POLYAMIDE RESIN, POLYAMIDE RESIN COMPOSITION, AND MOLDED ARTICLE

#23
20230123199
2023-04-20

Diamine, polymer and film produced using the same

#24
20230098970
2023-03-30

Polyamideimide Film-Forming Composition, Method of Preparing the Same, and Use Thereof

#25
20230090709
2023-03-23

POLYAMIDE-BASED FILM, PREPARATION METHOD THEREOF, AND COVER WINDOW AND DISPLAY DEVICE COMPRISING THE SAME

#26
20220403104
2022-12-22

Polyamide-based film, method of preparing polyamide-based film, cover window and display device comprising the same

#27
20220389620
2022-12-08

POLYAMIDE 5X INDUSTRIAL YARN, PREPARATION METHOD THEREFOR AND USE THEREOF

#28
20220325053
2022-10-13

METHOD FOR THE SYNTHESIS OF A TWO-DIMENSIONAL OR QUASI-TWO-DIMENSIONAL POLYMER FILM, THE TWO-DIMENSIONAL OR QUASI-TWO-DIMENSIONAL POLYMER FILM AND THE USE

#29
20220289919
2022-09-15

Polyamide-based film, preparation method thereof, cover window and display device comprising the same

#30
20220282392
2022-09-08

Electrochemical methods, devices and compositions

#31
20220267539
2022-08-25

Aromatic polyamide films for transparent flexible substrates

#32
20220227934
2022-07-21

Compound and Polyamide-Based Polymer Using Same

#33
20220220306
2022-07-14

HIGH MOLECULAR WEIGHT FURAN-BASED AROMATIC POLYAMIDE AND PREPARATION METHOD AND USE THEREOF

#34
20220177649
2022-06-09

Steam-resistant transparent polyamides

#35
20220169851
2022-06-02

Transparent polyimide mixture, method for manufacturing the transparent polyimide mixture, and method for manufacturing transparent polyimide film

#36
20220169789
2022-06-02

Polymer dispersion, method for manufacturing the polymer dispersion, and method for manufacturing polymer composite film

#37
20220152912
2022-05-19

Method for manufacturing thick polyimide film

#38
20220135797
2022-05-05

POLYIMIDE FILM AND METHOD FOR MANUFACTURING SAME

#39
20220089817
2022-03-24

Polyamide compositions and articles incorporating the same

#40
20220073680
2022-03-10

Polymer resin composition, and polymer film, resin laminate using the same

#41
20220064377
2022-03-03

Polyamide resin, composition, and molded article

#42
20220040681
2022-02-10

Metal-free porphyrin-based electrocatalyst

#43
20220033653
2022-02-03

POLYAMIDE RESIN, AND POLYMER FILM, RESIN LAMINATE USING THE SAME

#44
20220025117
2022-01-27

POLYAMIDE RESIN, AND POLYMER FILM, RESIN LAMINATE USING THE SAME

#45
20210238348
2021-08-05

Method for preparing aramid nanofiber dispersion

#46
20210230449
2021-07-29

Cover window for flexible display device and flexible display device

#47
20210214553
2021-07-15

POLYAMIDE RESIN, MOLDED ARTICLE, AND PRODUCTION METHOD FOR POLYAMIDE RESIN

#48
20210214497
2021-07-15

Polyamide resin, preparation method therefof, and polyamide film and resin laminate comprising the same

#49
20210198427
2021-07-01

Method for directly creating a film of 2D polymers from monomer solutions

#50
20210086492
2021-03-25

3D PRINTER MATERIAL

#51
20210070935
2021-03-11

Thermoplastic resin composition and molded article formed therefrom

#52
20200407865
2020-12-31

Electrochemical methods, devices and compositions

#53
20200407501
2020-12-31

Polyamide block copolymer and polyamide film including the same

#54
20200399469
2020-12-24

Aromatic Polyamide Films for Solvent Resistant Flexible Substrates

#55
20200339527
2020-10-29

Processes for producing 2,5-furandicarboxylic acid and derivatives thereof and polymers made therefrom

#56
20200263033
2020-08-20

Bioderived monomers as replacements in petroleum based polymers and copolymers

#57
20200148827
2020-05-14

Two-dimensional polymers comprised of a combination of stiff and compliant molecular units

#58
20200095218
2020-03-26

Processes for producing 2,5-furandicarboxylic acid and derivatives thereof and polymers made therefrom

#59
20200087812
2020-03-19

ELECTROCHEMICAL METHODS, DEVICES AND COMPOSITIONS

#60
20200079959
2020-03-12

Resin composition, molded article, film, and multilayer film

#61
20200062902
2020-02-27

ARAMID POLYMERIZATION METHOD USING CARBON DIOXIDE AS SOLVENT

#62
20200006000
2020-01-02

Edder compound and capacitor thereof

#63
20190292429
2019-09-26

Composition and solution for temporary bonding

#64
20190263969
2019-08-29

Polyimides

#65
20190247800
2019-08-15

COMPOSITE SEMIPERMEABLE MEMBRANE

#66
20190189347
2019-06-20

Edder compound and capacitor thereof

#67
20190070582
2019-03-07

Method for removing dissolved heavy metals from liquids

#68
20190070581
2019-03-07

Nanocomposite material for adsorption of dissolved metals

#69
20190070072
2019-03-07

Multilayer vessel, and application thereof

#70
20190055356
2019-02-21

Reinforced polyamide molding compounds having low haze and molded bodies therefrom

#71
20180371146
2018-12-27

Resin composition

#72
20180355171
2018-12-13

Aromatic polyester, liquid aromatic-polyester composition, process for producing aromatic-polyester film, and aromatic-polyester film

#73
20180267405
2018-09-20

Negative type colored photosensitive resin composition, cured film, element, and display device

#74
20180194898
2018-07-12

Hygromorphic polymers and copolymers having humidity-driven motility

#75
20180186731
2018-07-05

Method for producing amides or polyamides by using aromatic carbamates by way of isocyanates as precursors through catalyzed thermal processes and method for producing aromatic carbamate precursors from aromatic amines

#76
20180171075
2018-06-21

POLYAMIDE RESIN AND MOLDED ARTICLE

#77
20180155853
2018-06-07

Preparation method of para-aramid nanofibers

#78
20180128737
2018-05-10

Method for analyzing molecular weight of the poly-p-phenylene terephthalamide

#79
20180112049
2018-04-26

Stacked transparent film and window for display device and display device

#80
20180094135
2018-04-05

Aromatic polyamide films for solvent resistant flexible substrates

#81
20180093961
2018-04-05

Processes for producing 2,5-furandicarboxylic acid and derivatives thereof and polymers made therefrom

#82
20180074403
2018-03-15

Positive photosensitive resin composition, patterned cured film production method, patterned cured film, and electronic component

#83
20180022872
2018-01-25

Bis(azobenzene) diamines and photomechanical polymers made therefrom

#84
20180019496
2018-01-18

Electrochemical methods, devices and compositions

#85
20180016697
2018-01-18

Electrochemical methods, devices and compositions

#86
20180016250
2018-01-18

Difunctional monomer compounds containing clickable pendant furyl group and polymers therefrom

#87
20180011402
2018-01-11

Resin, photosensitive resin composition, electronic component and display device using the same

#88
20180009946
2018-01-11

Highly functional polyamide polymer, spinning dope composition containing same, and molded product thereof

#89
20170354948
2017-12-14

Metal adsorbent and a method of making thereof

#90
20170342599
2017-11-30

Electrospinning aramid nanofibers

#91
20170298198
2017-10-19

AROMATIC POLYAMIDE FILMS FOR SOLVENT RESISTANT FLEXIBLE SUBSTRATES

#92
20170263934
2017-09-14

Electrode for an electrochemical element with an organic electrolyte, electrochemical elements comprising the electrode and polymeric material and its use as electrode active material or as electrode binder

#93
20170260334
2017-09-14

Hygromorphic polymers and copolymers having humidity-driven motility

#94
20170260329
2017-09-14

Phenolic polymers and preparation processes thereof

#95
20170240706
2017-08-24

Two-dimensional polymers comprised of a combination of stiff and compliant molecular units

#96
20170236648
2017-08-17

GRID CAPACITIVE POWER STORAGE SYSTEM

#97
20170233529
2017-08-17

Bis(azobenzene) diamines and photomechanical polymers made therefrom

#98
20170218200
2017-08-03

Composition for preparing article including polyimide or poly(imide-amide) copolymer, article including polyimide or poly(imide-amide) copolymer, and electronic device including the article

#99
20170190880
2017-07-06

Composition for preparing transparent polymer film, transparent polymer film, and electronic device including same

#100
20170141372
2017-05-18

POROUS LAYER FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY LAMINATED SEPARATOR

#101
20170057870
2017-03-02

Concrete formulation and methods of making

#102
20170044398
2017-02-16

COLLOIDS CONTAINING POLYARAMIDE

#103
20170037208
2017-02-09

Method for a composite material impregnated with thermoplastic polymer, obtained from a prepolymer and a chain extender

#104
20170022336
2017-01-26

Aromatic polyamide films for transparent flexible substrates

#105
20170007969
2017-01-12

SPIRAL-TYPE SEPARATION MEMBRANE ELEMENT

#106
20170001951
2017-01-05

Compound, poly(imide-amide) copolymer, and an article including the poly(imide-amide) copolymer

#107
20160347915
2016-12-01

Method for granulating polyamide or polyamide composition

#108
20160254092
2016-09-01

Self-healing capacitor and methods of production thereof

#109
20160231488
2016-08-11

Optical retardation film and method of production thereof

#110
20160122483
2016-05-05

Polyimide polymer, polyimide film having the same and polyimide laminate having the same

#111
20160096925
2016-04-07

COVER MEMBER AND ELECTRONIC DEVICE

#112
20160083515
2016-03-24

Highly functional polyamide polymer, spinning dope composition containing same, and molded product thereof

#113
20160039977
2016-02-11

Poly(amide-imide) block copolymer, article including same, and display device including the article

#114
20160039974
2016-02-11

PROCESS FOR MANUFACTURING POLYAMIDE

#115
20160032052
2016-02-04

PROCESS FOR MANUFACTURING POLYAMIDE

#116
20150361216
2015-12-17

Process for the preparation of a polyamide

#117
20150353682
2015-12-10

Process for the preparation of diamine/dicarboxylic acid salts and polyamides thereof

#118
20150252147
2015-09-10

Aromatic polyamide and film-forming composition containing same

#119
20150203631
2015-07-23

Polyamic acid resin composition, polyimide film using same, and method for producing said polyimide film

#120
20150191570
2015-07-09

Cross-linked aramid

#121
20150187589
2015-07-02

Hardmask composition and method of forming patterns using the hardmask composition

#122
20150165390
2015-06-18

Carbon-dioxide-separating membrane

#123
20150148517
2015-05-28

Compound, poly(imide-amide) copolymer, and an article including the poly(imide-amide) copolymer

#124
20150141613
2015-05-21

Melt-processable polyamide with high melting temperature

#125
20150130098
2015-05-14

Polyamic acid, polyimide, and method for manufacturing graphite sheet

#126
20150114582
2015-04-30

Sheets and fibrids comprising a mixture of poly(m-phenylene isophthalamide) and copolymer made from 5(6)-amino-2-(p-aminophenyl)benzimidazole

#127
20150099131
2015-04-09

Solution of aromatic polyamide for manufacturing display element, optical element, illumination element or sensor element

#128
20150087801
2015-03-26

Process for forming an aramid copolymer

#129
20150087800
2015-03-26

Para-type wholly aromatic copolyamide drawn fiber and method for producing the same

#130
20150080548
2015-03-19

Process for forming an aramid copolymer

#131
20150051341
2015-02-19

Thermosetting Solution Composition, Cured Product Using Same, Prepreg, and Fiber-Reinforced Composite Material Using Same

#132
20140363760
2014-12-11

Polycarbonate copolymer, and coating liquid and electrophotographic photosensitive body using same

#133
20140360932
2014-12-11

Polymeric matrices formed from monomers comprising a protected amine group

#134
20140357834
2014-12-04

Aramid copolymer yarn having low residual sulfur

#135
20140350214
2014-11-27

Optical retardation film and method of production thereof

#136
20140349098
2014-11-27

Optical film and method of preparing optical film

#137
20140323679
2014-10-30

Polymer raw material and polymer material

#138
20140305597
2014-10-16

SOLUTION OF AROMATIC POLYAMIDE FOR PRODUCING DISPLAY ELEMENT, OPTICAL ELEMENT, OR ILLUMINATION ELEMENT

#139
20140066588
2014-03-06

Production of polyamides by polycondensation

#140
20140042082
2014-02-13

Chlorine resistant amides, polyamides, and membranes made from the same

#141
20140031477
2014-01-30

Process for forming an aramid copolymer

#142
20140013522
2014-01-16

Shape memory polyamide and method of producing shape memory polyamide fabric using the same

#143
20130317178
2013-11-28

Active polymeric filters

#144
20130289234
2013-10-31

Method for obtaining high-tenacity aramid yarn

#145
20130288050
2013-10-31

Synthesis and use of aramid nanofibers

#146
20130266857
2013-10-10

Binder composition, electrode for rechargeable battery employing the same and manufacturing method thereof

#147
20130261258
2013-10-03

Aramid copolymer

#148
20130261239
2013-10-03

Process for forming an aramid copolymer

#149
20130203906
2013-08-08

Process for preparing aramid copolymer

#150
20130197147
2013-08-01

Process for forming an aramid copolymer

#151
20130197146
2013-08-01

Process of forming an aramid copolymer

#152
20130190433
2013-07-25

Process of forming an aramid copolymer

#153
20130098666
2013-04-25

RESIN COMPOSITION FOR PRINTED CIRCUIT BOARD AND PRINTED CIRCUIT BOARD INCLUDING THE SAME

#154
20130096262
2013-04-18

Active polymeric filters

#155
20130092638
2013-04-18

Active polymeric filters

#156
20130018138
2013-01-17

NEUTRALIZED COPOLYMER CRUMB AND PROCESSES FOR MAKING SAME

#157
20130015603
2013-01-17

Production of and drying of copolymer fibers

#158
20130014405
2013-01-17

Production of and drying of copolymer fibers

#159
20130014348
2013-01-17

Production of and drying of copolymer fibers

#160
20130011642
2013-01-10

Aromatic polyamide films for solvent resistant flexible substrates

#161
20120296037
2012-11-22

Polyamide block copolymer, article including same, and display device including the article

#162
20120288725
2012-11-15

Heat-Resistant Adhesive

#163
20120261273
2012-10-18

ELECTRODE FOR ELECTROCHEMICAL DEVICE AND METHOD FOR DETECTING HYDROGEN PEROXIDE

#164
20120244330
2012-09-27

Aromatic polyamide films for transparent flexible substrates

#165
20120190799
2012-07-26

Polyamide Curative Composition

#166
20120168983
2012-07-05

Method for preparing meta-Aramid fibers

#167
20120152822
2012-06-21

Polymeric matrices formed from monomers comprising a protected amine group

#168
20120080381
2012-04-05

THIN FILM COMPOSITE MEMBRANES INCORPORATING CARBON NANOTUBES

#169
20120013982
2012-01-19

Optical retardation film and method of production thereof

#170
20110218319
2011-09-08

POLYARAMID FILMS COMPRISING FLUOROVINYLETHER FUNCTIONALIZED AROMATIC MOIETIES

#171
20110213118
2011-09-01

POLYARAMID COMPRISING FLUOROVINYLETHER FUNCTIONALIZED AROMATIC MOIETIES

#172
20110203990
2011-08-25

CHLORINE RESISTANT POLYAMIDES AND MEMBRANES MADE FROM THE SAME

#173
20110046340
2011-02-24

Large scale process for polymerization of DAPBI-containing polyaramid

#174
20100331437
2010-12-30

Polybenzoxazole membranes prepared from aromatic polyamide membranes

#175
20100326913
2010-12-30

POLYBENZOXAZOLE MEMBRANES PREPARED FROM AROMATIC POLYAMIDE MEMBRANES

#176
20100304115
2010-12-02

SHAPE MEMORY POLYAMIDE AND METHOD OF PRODUCING SHAPE MEMORY POLYAMIDE FABRIC USING THE SAME

#177
20100237532
2010-09-23

Process of making aromatic polyamide filament

#178
20100234538
2010-09-16

POLYAMIDE

#179
20100129604
2010-05-27

COPPER FOIL WITH RESIN LAYER

#180
20100029159
2010-02-04

HETEROCYCLE-CONTAINING AROMATIC POLYAMIDE FIBER, METHOD FOR PRODUCING THE SAME, CLOTH CONSTITUTED BY THE FIBER, AND FIBER-REINFORCED COMPOSITE MATERIAL REINFORCED WITH THE FIBER

#181
20100016521
2010-01-21

Method for producing a film of an aromatic amide oxadiazole polymer containing an oxadiazole structure and the film so produced

#182
20100001433
2010-01-07

Method for obtaining high-tenacity aramid yarn

#183
20090318660
2009-12-24

Crosslinkable aramid copolymers

#184
20090239052
2009-09-24

Aromatic polyamide fiber, a method for producing the same, and protective clothing material comprising the same

#185
20090182171
2009-07-16

Compound having oxadiazole structure and a dehydration-cyclization method for producing the same

#186
20090171038
2009-07-02

Crosslinkable polyamide molding compounds and molded parts produced therewith

#187
20090127735
2009-05-21

Dope and process for the production of fiber from the dope

#188
20090117348
2009-05-07

COMPOSITION FOR PRODUCING BOARD AND PRINTED CIRCUIT BOARD USING THE SAME

#189
20090088505
2009-04-02

MOLDING DOPE

#190
20090081466
2009-03-26

Polyamide resin, epoxy resin compositions, and cured articles thereof

#191
20090054620
2009-02-26

Meta-type wholly aromatic polyamide fiber excellent in high-temperature processability, and method for producing the same

#192
20080277333
2008-11-13

Chlorine resistant polyamides and membranes made from the same

#193
20080237118
2008-10-02

Polyamide reverse osmosis composite membrane and preparation method thereof

#194
20080227947
2008-09-18

Aromatic polyamide filament and method of manufacturing the same

#195
20080221298
2008-09-11

Fluorinated diamine and polymer made from the same

#196
20080124534
2008-05-29

Polyamide, Film, and Image Display Device

#197
20070253654
2007-11-01

Bearing Retainer

#198
20070118937
2007-05-24

Copolymerization and copolymers of aromatic polymers with carbon nanotubes and products made therefrom

#199
20070083032
2007-04-12

Process for making DAPBI-containing aramid crumbs

#200
20070026225
2007-02-01

Primer composition for high temperature belts

#201
20070015900
2007-01-18

Aromatic amide polymer systems and methods for making the same

#202
20070015898
2007-01-18

Method for making polybenzobisoxazole containing polymer

#203
20070015896
2007-01-18

Dihydroxy aramid polymers

#204
20060204812
2006-09-14

Aromatic polymer, film, electrolyte membrane and separator

#205
20060188718
2006-08-24

Composite fiber including wholly aromatic polyamide and carbon nanotube

#206
20060106193
2006-05-18

Alicyclic or aromatic polyamides, polyamide films, optical members made by using the same, and polyamide copolymers

#207
20050196658
2005-09-08

Proton-conducting electrolyte and fuel cell using the same

#208
20050090639
2005-04-28

Aromatic amide block copolymer and process of producing the same

#209
20050080230
2005-04-14

Fluorinated polymer

#210
18419569
2024-12-03

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

#211
13868637
2018-05-08

Solvent resistant, aromatic polyamide films for transparent flexible substrates