ClassID:

99669

C08G73/122 - 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; Unsaturated polyimide precursors; Preparatory processes from unsaturated precursors and polyamines containing chain terminating or branching agents

Recent Application in this class:
#1
20250129214
2025-04-24

POLYIMIDE POLYMER AND COMPOSITION THEREFROM

#2
20240288770
2024-08-29

PHOTOSENSITIVE POLYIMIDE COMPOSITIONS

#3
20240010796
2024-01-11

DIELECTRIC MATERIALS BASED ON BISMALEIMIDES CONTAINING CARDO/SPIRO MOIETIES

#4
20230167243
2023-06-01

BRANCHED AMORPHOUS POLYAMIDE (CO)POLYMERS AND METHODS OF MAKING AND USING SAME

#5
20220204766
2022-06-30

HIGH MOLECULAR WEIGHT FLEXIBLE CURABLE POLYIMIDES

#6
20210395459
2021-12-23

THERMOSETTING RESIN COMPOSITION AND METHOD FOR MANUFACTURING SAME

#7
20210340344
2021-11-04

Amide acid oligomer process for molding polyimide composites

#8
20200285151
2020-09-10

PHOTOSENSITIVE POLYIMIDE COMPOSITIONS

#9
20200115502
2020-04-16

Compositions and articles made from branched polyetherimides

#10
20190315963
2019-10-17

Linear and branched polyimide composition

#11
20180148541
2018-05-31

Polyimide precursor composition and use thereof

#12
20180002567
2018-01-04

Polyimide dry film and application thereof

#13
20180002485
2018-01-04

Resin composition, support with resin layer, prepreg, laminate, multilayered printed wiring board, and printed wiring board for millimeter-wave radar

#14
20130041134
2013-02-14

METHODS FOR PREPARING POLYETHYLENE GLYCOL MALEIMIDE USING N-(2-HYDROXYETHYL) MALEIMIDE AS A STARTING MATERIAL

#15
20110028595
2011-02-03

Friction material and resin composition for friction material

#16
20100168265
2010-07-01

Precursor composition for polyimide and use thereof

#17
20100143767
2010-06-10

Binder compositions and membrane electrode assemblies employing the same

#18
20100099041
2010-04-22

Positive-type photosensitive resin composition

#19
20100059261
2010-03-11

REACTIVE MONOMER AND RESIN COMPOSITION CONTAINING SAME

#20
20100003490
2010-01-07

Optical film, image display device, diethynylfluorene, and polymer thereof

#21
20090224203
2009-09-10

Liquid crystal thermoset monomer or oligomer, thermosetting liquid crystal polymer composition comprising the same and printed circuit board using the same

#22
19204700
2025-08-05

Self-sensitizing negative polyimide precursor and method for preparing the same, and use thereof

#23
15787906
2020-10-13

Optically transparent polyimide aerogels