Title:
HIGHLY TRANSPARENT OPTICAL FILM
Document Type and Number:
WIPO Patent Application WO/2019/146931
Kind Code:
A1
Abstract:
The present invention can provide a highly transparent optical film manufactured using, in polyethylene terephthalate (PET) which is a commonly used polyester film, particles having no difference in refractive index, thereby having a haze of 1.5% or less and particles invisible to the naked eye so as to have high transparency, thereby being suitable for an optical use and being capable of improving windability by forming a roughness of 4 nm or more.
Inventors:
KIM CHANG JU (KR)
LIM SEONG SIK (KR)
LEE GYU SEOK (KR)
HONG SUNG HEUI (KR)
LIM SEONG SIK (KR)
LEE GYU SEOK (KR)
HONG SUNG HEUI (KR)
Application Number:
PCT/KR2019/000207
Publication Date:
August 01, 2019
Filing Date:
January 07, 2019
Export Citation:
Assignee:
TORAY ADVANCED MAT KOREA INC (KR)
International Classes:
C08J5/18; C08K3/26; C08K3/30; C08L67/02; G02B5/20
Domestic Patent References:
| WO2017029995A1 | 2017-02-23 |
Foreign References:
| JP2010530449A | 2010-09-09 | |||
| JP2002258039A | 2002-09-11 | |||
| KR20110034432A | 2011-04-05 | |||
| KR20060067519A | 2006-06-20 |
Attorney, Agent or Firm:
KIM, Byung Joo (KR)
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