Title:
DIFFUSED LIGHT CONTROL SHEET AND DIFFUSED LIGHT IRRADIATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/050275
Kind Code:
A1
Abstract:
Provided is a diffused light control sheet (10) comprising: a louver layer (1) in which a light-transmission band (2) and a light-shielding band (3) are alternately and repeatedly provided; a transparent protective layer (4) provided on the first surface of the louver layer; and a light diffusion layer (5) provided on the second surface of the louver layer, the haze measured in accordance with JIS K 7136 (2000) of the light diffusion layer being 93% or greater.
Inventors:
IWAMA SUSUMU (JP)
TAKIZAWA NAOYA (JP)
TAKIZAWA NAOYA (JP)
Application Number:
PCT/JP2021/031946
Publication Date:
March 10, 2022
Filing Date:
August 31, 2021
Export Citation:
Assignee:
SHINETSU POLYMER CO (JP)
International Classes:
G02B5/00; B32B7/023; B32B25/08; B32B25/20; B32B27/36; F21S2/00; F21V3/06; F21V11/02; G02B5/02; F21Y115/10
Foreign References:
| JP2017150209A | 2017-08-31 | |||
| JP2001305312A | 2001-10-31 | |||
| JP2019191259A | 2019-10-31 | |||
| JP2012137722A | 2012-07-19 | |||
| US20180149772A1 | 2018-05-31 |
Attorney, Agent or Firm:
NISHIZAWA Kazuyoshi et al. (JP)
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