Title:
POLYESTER FILM FOR PROTECTING POLARIZER, MANUFACTURING METHOD THEREFOR, AND POLARIZING FILM COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2020/145451
Kind Code:
A1
Abstract:
A polyester film for protecting a polarizer, according to one embodiment of the present invention, has excellent adhesive strength, has excellent optical and mechanical properties and can minimize a rainbow effect after a hard coating process, and comprises: a substrate film formed from polyester oriented on at least one axis; and a primer layer which is formed on at least any one surface of the substrate film, and which comprises a curing agent and at least one resin selected from among a polyurethane-based resin and a polyester-based resin.
Inventors:
KO MYUNG JUN (KR)
HAN SEUNG HUN (KR)
KIM KIL JOONG (KR)
PARK SEO JIN (KR)
HAN SEUNG HUN (KR)
KIM KIL JOONG (KR)
PARK SEO JIN (KR)
Application Number:
PCT/KR2019/002957
Publication Date:
July 16, 2020
Filing Date:
March 14, 2019
Export Citation:
Assignee:
TORAY ADVANCED MAT KOREA INC (KR)
International Classes:
C08J7/04; B29C55/02; B29C55/14; C08J5/18; C09D5/00; C09D167/00; C09D175/04; G02B1/04; G02B1/10; G02B5/30
Domestic Patent References:
| WO2014209056A1 | 2014-12-31 |
Foreign References:
| KR20140146717A | 2014-12-29 | |||
| KR20160117152A | 2016-10-10 | |||
| KR20180102306A | 2018-09-17 | |||
| JPS607792B2 | 1985-02-27 |
Attorney, Agent or Firm:
KIM, Byung Joo (KR)
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