Title:
POLYIMIDE-BASED FILM AND WINDOW COVER FILM USING SAME
Document Type and Number:
WIPO Patent Application WO/2021/066516
Kind Code:
A1
Abstract:
The present invention relates to a polyimide-based film exhibiting excellent visibility, a method for preparing same, and a display device comprising the prepared film. Particularly, the present invention relates to a polyimide-based film, a window cover film, and a display panel comprising same, the polyimide-based film maintaining linear polarization with respect to incident polarization in the direction of an inclination as well as incident polarization in the direction of a normal line of the film.
Inventors:
PARK MINSANG (KR)
KIM HYE RI (KR)
KIM HYEJIN (KR)
PARK JINSU (KR)
JEON SEUNGMIN (KR)
JO YEONGMIN (KR)
KIM HYE RI (KR)
KIM HYEJIN (KR)
PARK JINSU (KR)
JEON SEUNGMIN (KR)
JO YEONGMIN (KR)
Application Number:
PCT/KR2020/013326
Publication Date:
April 08, 2021
Filing Date:
September 29, 2020
Export Citation:
Assignee:
SK INNOVATION CO LTD (KR)
SK IE TECH CO LTD (KR)
SK IE TECH CO LTD (KR)
International Classes:
G02B5/30; C08G73/10; C08G73/14; C08J5/18; C08J7/04; C08L79/08; G02B1/04; G02B1/10; G02F1/13363; G06F3/041
Foreign References:
| KR20190039180A | 2019-04-10 | |||
| KR20170136285A | 2017-12-11 | |||
| KR20190101213A | 2019-08-30 | |||
| KR20140120058A | 2014-10-13 | |||
| KR102147342B1 | 2020-08-24 |
Attorney, Agent or Firm:
PLUS INTERNATIONAL IP LAW FIRM (KR)
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