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Title:
METHOD FOR MANUFACTURING VIEWING ANGLE COMPENSATION FILM, METHOD FOR MANUFACTURING POLARIZING PLATE, VIEWING ANGLE COMPENSATION FILM, POLARIZING PLATE, AND DISPLAY DEVICE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2020/022838
Kind Code:
A1
Abstract:
The present specification relates to: a method for manufacturing a viewing angle compensation film, comprising the steps of preparing a substrate and forming a pattern layer on the substrate, wherein the pattern layer comprises a first surface including a flat surface and a second surface facing the first surface, the second surface includes a plurality of protruding portions, each of the protruding portions includes a first inclined surface and a second inclined surface, and the angle (θ) formed by the first inclined surface and the second inclined surface is 20° to 60°; a method for manufacturing a polarizing plate by using a viewing angle compensation film manufactured by the described manufacturing method; a viewing angle compensation film; a polarizing plate; and a display device including same.

Inventors:
KIM YOUNGJIN (KR)
KIM DO HYUN (KR)
PARK SEUNG KYU (KR)
LEE DAE HEE (KR)
KIM JI YOUNG (KR)
NHO DONG MIN (KR)
PARK KYUN DO (KR)
Application Number:
PCT/KR2019/009341
Publication Date:
January 30, 2020
Filing Date:
July 26, 2019
Export Citation:
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Assignee:
LG CHEMICAL LTD (KR)
International Classes:
G02B5/30
Foreign References:
KR20080002242A2008-01-04
KR20060066092A2006-06-15
JP2011075947A2011-04-14
KR20130056618A2013-05-30
KR20080094989A2008-10-28
KR20180087809A2018-08-02
JP2000230016A2000-08-22
JP2001151814A2001-06-05
JP2002120326A2002-04-23
KR20090115040A2009-11-04
Attorney, Agent or Firm:
CHUNG, Soon-Sung (KR)
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