Title:
POLYIMIDE, POLYIMIDE SOLUTION, COATING MATERIAL, AND FORMATION MATERIAL
Document Type and Number:
WIPO Patent Application WO/2024/038737
Kind Code:
A1
Abstract:
Provided is a polyimide which exhibits excellent solubility in a solvent. This polyimide is obtained by polymerizing an acid component which contains 3,3',4,4'-biphenyltetracarboxylic dianhydride and a diamine component which contains 20.0-80.0 mol% of a specific compound A and 20.0-80.0 mol% of 2,2-bis-[4-(4-aminophenoxy)phenyl]propane.
Inventors:
OGURA TAKEHITO (JP)
Application Number:
PCT/JP2023/027166
Publication Date:
February 22, 2024
Filing Date:
July 25, 2023
Export Citation:
Assignee:
JFE CHEMICAL CORP (JP)
International Classes:
C08G73/10; C09D179/08
Foreign References:
| JPH10120785A | 1998-05-12 | |||
| JPH10231426A | 1998-09-02 | |||
| JP2002265918A | 2002-09-18 | |||
| JP2003253125A | 2003-09-10 | |||
| JP2003298242A | 2003-10-17 | |||
| JPH10301281A | 1998-11-13 | |||
| JPH10265760A | 1998-10-06 | |||
| JPH11335652A | 1999-12-07 |
Attorney, Agent or Firm:
ITOH Hideaki et al. (JP)
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