Title:
COLORLESS TRANSPARENT POLYIMIDE RESIN FILM AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/029341
Kind Code:
A1
Abstract:
The present invention relates to a colorless transparent polyimide resin film and a preparation method therefor, having a molecular structure general formula of (I). The present invention has excellent dimensional stability, low water absorption, and excellent electrical property, mechanical property and heat resistance, and reaction raw materials are convenient to obtain and low in cost, to facilitate further popularization and application.
Inventors:
YU KEBO (CN)
YU XINHAI (CN)
WU HAIPENG (CN)
YU XINHAI (CN)
WU HAIPENG (CN)
Application Number:
PCT/CN2022/070497
Publication Date:
March 09, 2023
Filing Date:
January 06, 2022
Export Citation:
Assignee:
SHANGDONG ZHONGROU NEW MAT CO LTD (CN)
YU XINHAI (CN)
UNIV DONGHUA (CN)
YU XINHAI (CN)
UNIV DONGHUA (CN)
International Classes:
C08G73/10; C08G73/12; C08J5/18; C08L79/08
Foreign References:
| CN101392059A | 2009-03-25 | |||
| CN101597428A | 2009-12-09 | |||
| CN101289543A | 2008-10-22 | |||
| CN101585923A | 2009-11-25 | |||
| CN101580637A | 2009-11-18 | |||
| US20200283625A1 | 2020-09-10 |
Attorney, Agent or Firm:
SHANGHAI TECHNOVO INTELLECTUAL PROPERTY AGENT FIRM (CN)
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