Title:
DOPE SOLUTION FOR PREPARING OPTICAL FILM AND OPTICAL FILM USING THE SAME
Document Type and Number:
WIPO Patent Application WO/2018/062784
Kind Code:
A1
Abstract:
Provided are a dope solution for preparing a polarizing plate protective film by a solution casting method using an acrylic polymer with high thermal resistance and high molecular weight, and a polarizing plate protective film using the same. The polarizing plate protective film using the dope solution according to the present invention has excellent optical properties, high tensile strength, low hygroscopic properties, and high thermal resistance, and thus, has the effects of excellent dimensional stability, and excellent adhesion with a polyvinyl alcohol film.
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Inventors:
PARK SUNG IL (KR)
JEON SEONG JANG (KR)
PARK SANG SEOK (KR)
JEON EUN JIN (KR)
NA SANG EOB (KR)
JEON SEONG JANG (KR)
PARK SANG SEOK (KR)
JEON EUN JIN (KR)
NA SANG EOB (KR)
Application Number:
PCT/KR2017/010525
Publication Date:
April 05, 2018
Filing Date:
September 25, 2017
Export Citation:
Assignee:
LG MMA CORP (KR)
International Classes:
C08L33/10; B29C55/02; C08F2/20; C08J5/18; C08J7/04; C08L69/00; G02B1/04; G02B5/30; G02F1/1335
Domestic Patent References:
| WO2010013539A1 | 2010-02-04 |
Foreign References:
| US20100292368A1 | 2010-11-18 | |||
| US20090099308A1 | 2009-04-16 | |||
| US20130052440A1 | 2013-02-28 | |||
| US20150183945A1 | 2015-07-02 |
Attorney, Agent or Firm:
PLUS INTERNATIONAL IP LAW FIRM (KR)
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