Title:
POLYAMIC ACID COMPOSITION AND METHOD FOR PREPARING SAME
Document Type and Number:
WIPO Patent Application WO/2023/075413
Kind Code:
A1
Abstract:
The present invention relates to a polyamic acid composition and a method for preparing same. A polyimide using the polyamic acid composition according to the present invention has excellent dielectric breakdown voltage performance and corona discharge initiation voltage while maintaining heat resistance or mechanical strength, and a polyimide coating manufactured using the polyamic acid composition according to the present invention has excellent voltage endurance characteristics.
Inventors:
MOON GYEONG MIN (KR)
RO GYEONG HYEON (KR)
LEE IK SANG (KR)
RO GYEONG HYEON (KR)
LEE IK SANG (KR)
Application Number:
PCT/KR2022/016478
Publication Date:
May 04, 2023
Filing Date:
October 26, 2022
Export Citation:
Assignee:
PI ADVANCED MAT CO LTD (KR)
International Classes:
C08K9/06; C08G73/10; C08K3/36; C08K5/54; C08L79/08
Domestic Patent References:
| WO2021096245A2 | 2021-05-20 |
Foreign References:
| KR20180000863A | 2018-01-04 | |||
| KR20210046072A | 2021-04-27 | |||
| KR20130031052A | 2013-03-28 | |||
| KR20040046249A | 2004-06-05 |
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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