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Title:
POLYAMIC ACID COMPOSITION, AND POLYIMIDE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2022/107965
Kind Code:
A1
Abstract:
The present application relates to a polyamic acid composition and a polyimide comprising same, and provides a polyamic acid composition which has a high concentration of polyamic acid solids and a low viscosity and, after hardening, has superior heat resistance, dimensional stability, and mechanical properties, and a polyimide and a polyimide film produced therefrom.

Inventors:
HWANG IN HWAN (KR)
LEE IK SANG (KR)
Application Number:
PCT/KR2020/017148
Publication Date:
May 27, 2022
Filing Date:
November 27, 2020
Export Citation:
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Assignee:
PI ADVANCED MAT CO LTD (KR)
International Classes:
C08G73/10; C08J5/18; C08K3/013
Foreign References:
JP2002511902A2002-04-16
KR20200093618A2020-08-05
KR20200074538A2020-06-25
KR20200030268A2020-03-20
CN105733610A2016-07-06
JP2017149796A2017-08-31
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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