Title:
OPTICAL FILM
Document Type and Number:
WIPO Patent Application WO/2012/177043
Kind Code:
A2
Abstract:
The present invention relates to a cellulose acetate film used for optical compensation and a retardation enhancer used therein, and relates to a cellulose acetate film which has a high retardation value in the thickness direction (Rth).
Inventors:
KIM WON YEOB (KR)
IM MIN JOUNG (KR)
LEE SEUNG EON (KR)
KIM MYOUNG LAE (KR)
CHO YONG GYUN (KR)
LEE SANG YEUP (KR)
KIM KI YUP (KR)
IM MIN JOUNG (KR)
LEE SEUNG EON (KR)
KIM MYOUNG LAE (KR)
CHO YONG GYUN (KR)
LEE SANG YEUP (KR)
KIM KI YUP (KR)
Application Number:
PCT/KR2012/004869
Publication Date:
December 27, 2012
Filing Date:
June 20, 2012
Export Citation:
Assignee:
SK INNOVATION CO LTD (KR)
KIM WON YEOB (KR)
IM MIN JOUNG (KR)
LEE SEUNG EON (KR)
KIM MYOUNG LAE (KR)
CHO YONG GYUN (KR)
LEE SANG YEUP (KR)
KIM KI YUP (KR)
KIM WON YEOB (KR)
IM MIN JOUNG (KR)
LEE SEUNG EON (KR)
KIM MYOUNG LAE (KR)
CHO YONG GYUN (KR)
LEE SANG YEUP (KR)
KIM KI YUP (KR)
International Classes:
C08J5/18; C08K5/22; C08K5/32; C08L1/12; G02B1/04
Foreign References:
| US20080173215A1 | 2008-07-24 | |||
| KR20110075980A | 2011-07-06 | |||
| US20100208181A1 | 2010-08-19 |
Other References:
See also references of EP 2722355A4
Attorney, Agent or Firm:
KWON, Oh-Sig et al. (KR)
권오식 (KR)
권오식 (KR)
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Claims:
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