Title:
POLYIMIDE FILM FOR GRAPHITE SHEET, MANUFACTURING METHOD THEREFOR, AND GRAPHITE SHEET MANUFACTURED THEREFROM
Document Type and Number:
WIPO Patent Application WO/2022/114852
Kind Code:
A1
Abstract:
Disclosed are a polyimide film for a graphite sheet, a manufacturing method therefor, and a graphite sheet manufactured therefrom, wherein the polyimide film is 100㎛ or greater in thickness and has a thermal degradation temperature at 1 weight% loss of 480℃ or less as measured by thermal gravity analysis (TGA) and/or an L* value of 40 or higher as measured by a color difference meter.
Inventors:
MIN JAE-HO (KR)
WON DONG-YOUNG (KR)
WON DONG-YOUNG (KR)
Application Number:
PCT/KR2021/017643
Publication Date:
June 02, 2022
Filing Date:
November 26, 2021
Export Citation:
Assignee:
PI ADVANCED MAT CO LTD (KR)
International Classes:
C08J5/18; C01B32/20; C04B35/52; C04B35/524; C08K3/013; C08K3/26; C08K3/30; C08K3/32; C08L79/08
Foreign References:
| KR20160040183A | 2016-04-12 | |||
| KR20200125394A | 2020-11-04 | |||
| KR20200097235A | 2020-08-18 | |||
| KR20190103638A | 2019-09-05 | |||
| KR20190111332A | 2019-10-02 |
Attorney, Agent or Firm:
HANYANG PATENT FIRM (KR)
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