Title:
POLYIMIDE-BASED FILM HAVING EXCELLENT SURFACE EVENNESS AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2021/060752
Kind Code:
A1
Abstract:
The present invention relates to a polyimide-based film and a method for producing same, and more particularly, to a polyimide-based film having a low Kc value of 1.55 or less, having excellent surface evenness, and suppressing the occurrence of waviness, and a method for producing same.
Inventors:
PARK HYO JUN (KR)
YANG JONG WON (KR)
YANG JONG WON (KR)
Application Number:
PCT/KR2020/012351
Publication Date:
April 01, 2021
Filing Date:
September 14, 2020
Export Citation:
Assignee:
KOLON INC (KR)
International Classes:
C08G73/10; C08J5/18
Foreign References:
| KR20180134772A | 2018-12-19 | |||
| JP2006143839A | 2006-06-08 | |||
| JP2001162635A | 2001-06-19 | |||
| KR101756714B1 | 2017-07-12 | |||
| KR101229161B1 | 2013-02-01 | |||
| US20130323485A1 | 2013-12-05 |
Attorney, Agent or Firm:
ASTRAN INT'L IP GROUP (KR)
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