Title:
COMPOSITION FOR PHOTOALIGNMENT FILM AND PHOTOALIGNMENT FILM
Document Type and Number:
WIPO Patent Application WO/2014/038922
Kind Code:
A1
Abstract:
The present invention relates to a composition for a photoalignment film, which exhibits excellent thermal stability, alignment properties and alignment speed and which inhibits an afterimage and improves voltage holding ratio when applied to a liquid crystal cell. The present invention also relates to a photoalignment film and a liquid crystal alignment film formed from the composition. The composition for a photoalignment film comprises a cyclic olefin-based photoalignment polymer and a polyamic acid ester-based photoalignment adjuvant.
Inventors:
JANG HYEONG-BIN (KR)
CHUN SUNG-HO (KR)
YOO DONG-WOO (KR)
HWANG SEUNG-YEON (KR)
CHUN SUNG-HO (KR)
YOO DONG-WOO (KR)
HWANG SEUNG-YEON (KR)
Application Number:
PCT/KR2013/008177
Publication Date:
March 13, 2014
Filing Date:
September 10, 2013
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08L45/00; C08L79/08; C09K19/56; G02F1/1337
Foreign References:
| KR20070078799A | 2007-08-02 | |||
| JP2011076009A | 2011-04-14 | |||
| KR20090079842A | 2009-07-22 | |||
| KR100882586B1 | 2009-02-13 | |||
| KR19980057674A | 1998-09-25 | |||
| KR100789247B1 | 2008-01-02 | |||
| KR100671753B1 | 2007-01-19 | |||
| KR100982394B1 | 2010-09-14 |
Other References:
See also references of EP 2905312A4
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (649-10 Yoksam-dongKangnam-ku, Seoul 135-080, KR)
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