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Title:
POLYIMIDE AND POLYIMIDE PRECURSOR
Document Type and Number:
WIPO Patent Application WO/2023/042595
Kind Code:
A1
Abstract:
Provided is a polyimide that is a polycondensate of a monomer (A) formed from a tetracarboxylic dianhydride represented by general formula (1): [in formula (1), R1 each independently represent a hydrogen atom, etc., and R2 each independently represent a hydrogen atom, etc.] and a monomer (B) formed from a diamine compound, the content ratio of the monomer (A) being 100.2-105 mol per 100 mol of the monomer (B).

Inventors:
WATANABE DAISUKE (JP)
KYOBU ASAKO (JP)
Application Number:
PCT/JP2022/031168
Publication Date:
March 23, 2023
Filing Date:
August 18, 2022
Export Citation:
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Assignee:
ENEOS CORP (JP)
International Classes:
C08G73/10
Domestic Patent References:
WO2017030019A12017-02-23
Foreign References:
JP2008163090A2008-07-17
JP2019070813A2019-05-09
JP2017115164A2017-06-29
Attorney, Agent or Firm:
CENTCREST IP ATTORNEYS (JP)
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