ClassID:

99640

C08G73/1003 - CPC Classification

Classification description:

Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups  - ; Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule; Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors Preparatory processes

Sub-classes:
Recent Application in this class:
#1
20260092146
2026-04-02

POLYMER RESIN PPD FOR ANTIOZONANT AND ANTIOXIDANT APPLICATIONS

#2
20250297130
2025-09-25

POLYAMIDE-IMIDE POLYMER SOLUTION AND METHOD OF PREPARATION THEREOF

#3
20250297066
2025-09-25

POLYAMIDE-IMIDE POLYMER AND PROCESS FOR ITS MANUFACTURE

#4
20250109247
2025-04-03

METHOD FOR PRODUCING POLYSUCCINIMIDE, POLYSUCCINIMIDE COMPOSITION, AND POLYASPARTIC ACID COMPOSITION

#5
20240368392
2024-11-07

Photo-curable polyimide-like materials, and method of making

#6
20240294956
2024-09-05

ASPARTIC ACID COMPOSITION, POLYSUCCINIMIDE COMPOSITION, POLYASPARTIC ACID COMPOSITION, AND CROSS-LINKED POLYASPARTIC ACID COMPOSITION

#7
20240239666
2024-07-18

POROUS NANOSTRUCTURED POLYIMIDE NETWORKS AND METHODS OF MANUFACTURE

#8
20240174857
2024-05-30

POLYESTERAMIDES, PROCESSES FOR THE PREPARATION THEREOF, AND POLYESTERAMIDE COMPOSITIONS

#9
20240174809
2024-05-30

RESIN COMPOSITION, RESIN SHEET, MULTILAYERED PRINTED WIRING BOARD, AND SEMICONDUCTOR DEVICE

#10
20240141108
2024-05-02

POLYSUCCINIMIDE DERIVATIVE AND USE OF THE SAME FOR MAKING NANOMATERIAL

#11
20240092973
2024-03-21

POLYIMIDE PRECURSOR, RESIN COMPOSITION, PHOTOSENSITIVE RESIN COMPOSITION, METHOD FOR MANUFACTURING PATTERNED CURED FILM, CURED FILM, INTERLAYER INSULATING FILM, COVER COAT LAYER, SURFACE-PROTECTIVE FILM, AND ELECTRONIC COMPONENT

#12
20230221639
2023-07-13

PHOTOSENSITIVE RESIN COMPOSITION AND METHOD FOR PRODUCING CURED RELIEF PATTERN

#13
20230174717
2023-06-08

Polyimide and method for manufacturing same

#14
20230145854
2023-05-11

HIGH MODULUS COLORLESS POLYIMIDE FILM AND METHOD OF PREPARATION

#15
20230100324
2023-03-30

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

#16
20220411594
2022-12-29

Method for manufacturing polyimide composite film for flexible metal-clad substrate

#17
20220348719
2022-11-03

POLYAMIDE-IMIDE POLYMER AND PROCESS FOR ITS MANUFACTURE

#18
20220315704
2022-10-06

Curable resin composition, dry film and cured product thereof, and electronic component including cured product

#19
20220119639
2022-04-21

Interlayers comprising polyesteramide compositions

#20
20220081514
2022-03-17

MODIFIED BISMALEIMIDE RESIN, METHOD FOR PREPARING THE SAME, PREPREG, COPPER CLAD LAMINATE AND PRINTED CIRCUIT BOARD

#21
20220071025
2022-03-03

Resin composition, resin sheet, multilayer printed wiring board, and semiconductor device

#22
20220011669
2022-01-13

Photosensitive resin composition and method for producing cured relief pattern

#23
20210317283
2021-10-14

AEROGEL MATERIALS AND METHODS FOR THEIR PRODUCTION

#24
20210317082
2021-10-14

Diamine compound, polyimide precursor using same, and polyimide film

#25
20210189077
2021-06-24

Thin film material and manufacturing method of thin film material

#26
20210165327
2021-06-03

FILM FORMING MATERIAL FOR LITHOGRAPHY, COMPOSITION FOR FILM FORMATION FOR LITHOGRAPHY, UNDERLAYER FILM FOR LITHOGRAPHY, AND METHOD FOR FORMING PATTERN

#27
20210130649
2021-05-06

Polyimide varnish and method for producing same

#28
20210095076
2021-04-01

HIGH MODULUS COLORLESS POLYIMIDE FILM AND METHOD OF PREPARATION

#29
20210095073
2021-04-01

Interlayers comprising polyesteramide compositions

#30
20210094264
2021-04-01

Interlayers comprising polyesteramide compositions

#31
20210070939
2021-03-11

POLYIMIDE PRECURSOR SOLUTION AND METHOD FOR PRODUCING POLYIMIDE FILM

#32
20200377659
2020-12-03

Monomer, polymer, compensation film, optical film, and display device

#33
20200362114
2020-11-19

NOVEL POLYESTERAMIDES, PROCESSES FOR THE PREPARATION THEREOF, AND POLYESTERAMIDE COMPOSITIONS

#34
20200354571
2020-11-12

Polyesteramides, processes for the preparation thereof, and polyesteramide compositions

#35
20200347265
2020-11-05

Semiconductor film composition, method for manufacturing semiconductor film composition, method for manufacturing semiconductor member, method for manufacturing semiconductor processing material, and semiconductor device

#36
20200239634
2020-07-30

Polyimide-based block copolymers and polyimide-based film comprising the same

#37
20200239319
2020-07-30

POROUS NANOSTRUCTURED POLYIMIDE NETWORKS AND METHODS OF MANUFACTURE

#38
20200148825
2020-05-14

DIANHYDRIDES, POLYIMIDES DERIVED FROM BISCATECOL, METHODS OF MAKING, AND METHODS OF USE

#39
20200024398
2020-01-23

METHODS OF MANUFACTURE FOR POLYETHERIMIDE

#40
20190389095
2019-12-26

Method for producing polyamide-imide film

#41
20190309127
2019-10-10

Methods of manufacture for polyetherimide

#42
20190284054
2019-09-19

Polyimide film for graphite sheet, graphite sheet prepared by using the same and method for preparing graphite sheet

#43
20190248958
2019-08-15

PREPARATION METHOD OF OLIGOMER ADDITIVE, OLIGOMER ADDITIVE, AND LITHIUM BATTERY

#44
20190247784
2019-08-15

THERMALLY REARRANGED POLYMER GAS SEPARATION MEMBRANE HAVING FLUORINATED CROSS-LINKED STRUCTURE, AND PREPARATION METHOD THEREFOR

#45
20190233293
2019-08-01

Polyimide film for graphite sheet, graphite sheet prepared by using the same and method for preparing graphite sheet

#46
20190211035
2019-07-11

N-annulated perylene diimide dimers with active pyrrolic N—H bonds

#47
20190140282
2019-05-09

METHOD FOR SYNTHESIZING ADDITIVE OF LITHIUM BATTERY AND CATHODE THEREOF

#48
20190112501
2019-04-18

PAI-based coating composition

#49
20190071569
2019-03-07

Polyimide precursor solution and polyimide shaped article

#50
20190062590
2019-02-28

Polyimide-based solution and polyimide-based film produced using same

#51
20190031831
2019-01-31

Monomer, polymer, compensation film, optical film, and display device

#52
20180373147
2018-12-27

Photosensitive resin composition and method for producing cured relief pattern

#53
20180371168
2018-12-27

Dianhydrides, polyimides derived from biscatecol, methods of making, and methods of use

#54
20180334588
2018-11-22

Semiconductor film composition, method for manufacturing semiconductor film composition, method for manufacturing semiconductor member, method for manufacturing semiconductor processing material, and semiconductor device

#55
20180327547
2018-11-15

Semiconductor film composition, method of manufacturing semiconductor film composition, method of manufacturing semiconductor member, method of manufacturing semiconductor processing material, and semiconductor device

#56
20180282577
2018-10-04

Method for preparing patterned coverlay on substrate

#57
20180265771
2018-09-20

Polyamide resins for coating of sand or ceramic proppants used in hydraulic fracturing

#58
20180162736
2018-06-14

Porous nanostructured polyimide networks and methods of manufacture

#59
20180127546
2018-05-10

Polyetherimide of improved color and process of preparing

#60
20180112054
2018-04-26

AEROGEL MATERIALS AND METHODS FOR THEIR PRODUCTION

#61
20180088465
2018-03-29

Photosensitive resin composition, black pixel defining layer using the same and display device

#62
20170349713
2017-12-07

Full scale process for preparing polymer powders

#63
20170349706
2017-12-07

Preparation of polyamide-imide resins using N-formyl morpholine:3-methoxy N,N-dimethylpropanamide

#64
20170306162
2017-10-26

Polyetherimide varnish compositions, methods of manufacture, and articles prepared therefrom

#65
20170240706
2017-08-24

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

#66
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

#67
20170190880
2017-07-06

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

#68
20170107400
2017-04-20

ULTRA-THIN POLYIMIDE FILM, AND MANUFACTURE AND ASSEMBLY THEREOF

#69
20170088747
2017-03-30

Polyimide substrate and method for preparing the same, and flexible display

#70
20170029569
2017-02-02

Methods of manufacture of salts of hydroxy-substituted aromatic compounds and polyetherimides

#71
20170029568
2017-02-02

METHODS OF MANUFACTURE OF SALTS OF HYDROXY-SUBSTITUTED AROMATIC COMPOUNDS AND POLYETHERIMIDES

#72
20160251545
2016-09-01

Polyimide-based solution and polyimide-based film produced using same

#73
20160145774
2016-05-26

Manufacturing method for transparent fiber

#74
20160071645
2016-03-10

Manufacture of coils for electrotechnical components using strips of unsealed anodized aluminum

#75
20160002408
2016-01-07

Low toxicity solvent system for polyamideimide resins and solvent system manufacture

#76
20150337187
2015-11-26

Polyetherimides, methods of manufacture, and articles formed therefrom

#77
20150299393
2015-10-22

Low toxicity solvent system for polyamdieimide and polyamide amic acid resin manufacture

#78
20150152232
2015-06-04

Polyimide and polyimide film comprising the same

#79
20150079377
2015-03-19

Polyetherimides, methods of manufacture, and articles formed therefrom

#80
20150079376
2015-03-19

Polyetherimides, methods of manufacture, and articles formed therefrom

#81
20150073116
2015-03-12

Polyetherimides, methods of manufacture, and articles formed therefrom

#82
20150004862
2015-01-01

Polyimide resins containing polymaleic anhydride and method for manufacturing the same

#83
20140323679
2014-10-30

Polymer raw material and polymer material

#84
20140322122
2014-10-30

Porous nanostructured polyimide networks and methods of manufacture

#85
20140141252
2014-05-22

Intermediate transfer members

#86
20130303698
2013-11-14

CHLORO-SUBSTITUTED POLYETHERIMIDES HAVING IMPROVED RELATIVE THERMAL INDEX

#87
20130289204
2013-10-31

POLYIMIDE POWDER, POLYIMIDE SOLUTION, AND METHOD FOR PRODUCING POLYIMIDE POWDER

#88
20130260125
2013-10-03

Polyetherimides, methods of manufacture, and articles formed therefrom

#89
20130137846
2013-05-30

Polyimide fiber with high strength and high modulus and its preparation method

#90
20130108852
2013-05-02

Polyetherimides, methods of manufacture, and articles formed therefrom

#91
20130108851
2013-05-02

Polyetherimides, methods of manufacture, and articles formed therefrom

#92
20120134909
2012-05-31

POROUS NANOSTRUCTURED POLYIMIDE NETWORKS AND METHODS OF MANUFACTURE

#93
20110263791
2011-10-27

Chloro-substituted polyetherimides having improved relative thermal index

#94
20110229821
2011-09-22

Methods of photochemical hydrolysis-polycondensation of cross-linkable chromophores with steric hindrance, catalysed by a photogenerated acid, and the applications thereof

#95
20110160423
2011-06-30

Purification method of polyamic acid resin and polyimide resin

#96
20110065891
2011-03-17

POLYTHIOETHERIMIDES AND METHOD FOR PRODUCING THEREOF

#97
20100323183
2010-12-23

Thermosetting solution composition and prepreg

#98
20100168266
2010-07-01

Photosensitive resin, method for preparing the resin, photosensitive resin composition and cured product of the resin composition

#99
20090121255
2009-05-14

Resin for optical-semiconductor-element encapsulation containing polyimide and optical semiconductor device obtained with the same

#100
20090093608
2009-04-09

POLYIMIDE MATERIAL WITH IMPROVED THERMAL AND MECHANICAL PROPERTIES

#101
20090036601
2009-02-05

Thermosetting solution composition and prepreg

#102
20090018307
2009-01-15

RESIN FOR OPTICAL SEMICONDUCTOR ELEMENT ENCAPSULATION CONTAINING POLYIMIDE

#103
20090012242
2009-01-08

Synthesis of polyimides (PI) from poly-carbodiimides and dianhydrides by sequential self-repetitive reaction (SSRR)

#104
20080114148
2008-05-15

Manufacturing method for polyimide resin containing a norbornene group

#105
20070088134
2007-04-19

Thermosetting resin composition containing modified polyimide resin

#106
20060270826
2006-11-30

Thermosetting solution composition and prepreg

#107
20060266731
2006-11-30

Etchant rinse method

#108
20060057916
2006-03-16

Water-soluble polyimide precursor, aqueous polyimide precursor solution, polyimide, impregnated material with polyimide binder, and laminate

#109
20060020047
2006-01-26

Processes for the production of cumene, polyetherimides, and polycarbonates