ClassID:

99670

C08G73/123 - 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 the unsaturated precursors comprising halogen-containing substituents

Recent Application in this class:
#1
20240043634
2024-02-08

PRECURSOR, POLYMER, OPTICAL FILM COMPRISING POLYMER, AND DISPLAY DEVICE COMPRISING OPTICAL FILM

#2
20220119595
2022-04-21

Polyamide Acid, Polyimide, Optical Film, Display Device and Production Methods Thereof

#3
20220106444
2022-04-07

Method for Producing 1,1,1-Trifluoro-2,2-Bisarylethane, and 1,1,1-Trifluoro-2,2-Bisarylethane

#4
20210246265
2021-08-12

POLY(AMIDE-IMIDE) COPOLYMER, COMPOSITION AND POLYMER FILM COMPRISING THEREOF

#5
20210188881
2021-06-24

Siloxane compound and polyimide precursor composition comprising same

#6
20200131313
2020-04-30

Transparent polyimide film

#7
20180024434
2018-01-25

Tetracarboxylic acid diester compound, polyimide precursor polymer and method for producing the same, negative photosensitive resin composition, patterning process, and method for forming cured film

#8
20170298186
2017-10-19

Tetracarboxylic acid diester compound, polyimide precursor polymer and method for producing the same, negative photosensitive resin composition, positive photosensitive resin composition, patterning process, and method for forming cured film

#9
20160168330
2016-06-16

Fluorine-containing modified bismaleimide resin

#10
20130099149
2013-04-25

Insulating layer composition for substrate, and prepreg and substrate using the same

#11
20100110554
2010-05-06

Optical film and image display device

#12
20100099041
2010-04-22

Positive-type photosensitive resin composition

#13
20100086871
2010-04-08

Photosensitive polyimides

#14
20100003490
2010-01-07

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

#15
20090181324
2009-07-16

Photosensitive polyimides