Title:
LOUVER FILM AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/019372
Kind Code:
A1
Abstract:
The present invention relates to a louver film, having a wound structure, that adjusts, to a desired angle, a viewing angle in a specific direction from among viewing angles in all directions. The present invention comprises a louver part (30) having a wound structure in which a stack comprising a light-transmitting layer, a light-blocking layer and an adhesive layer is wound, wherein the louver part (30) comprises a light-transmitting part composed of at least the light-transmitting layer, and a light-blocking part composed of at least the light-blocking layer, and the refractive index of the light-blocking layer and/or the adhesive layer differs from that of the light-transmitting layer.
Inventors:
TAKAHASHI TOSHIYUKI (JP)
SATO ATSUSHI (JP)
JEONG INJO (KR)
LEE JEAHYUCK (KR)
YOON JONGSEOK (KR)
YOKOTE YOSHIHIRO (JP)
SATO ATSUSHI (JP)
JEONG INJO (KR)
LEE JEAHYUCK (KR)
YOON JONGSEOK (KR)
YOKOTE YOSHIHIRO (JP)
Application Number:
PCT/KR2023/009466
Publication Date:
January 25, 2024
Filing Date:
July 05, 2023
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
B32B7/023; C09J7/29; G02B5/30
Foreign References:
KR20010103132A | 2001-11-23 | |||
JP2013050563A | 2013-03-14 | |||
JP2017146359A | 2017-08-24 | |||
KR20130141364A | 2013-12-26 | |||
JP2017227901A | 2017-12-28 |
Attorney, Agent or Firm:
LEE, Keon-Joo et al. (KR)
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