Title:
LIGHT CONTROL FILTER
Document Type and Number:
WIPO Patent Application WO/2019/216342
Kind Code:
A1
Abstract:
This light control filter (10) is a sheet having a sea-island structure comprising a light-transmissive portion and a light-blocking portion, wherein: the light-transmissive portion and the light-blocking portion each extend from a first principal surface (1) to a second principal surface (2); either the light-transmissive portion or the light-blocking portion forms a plurality of island portions (3) that penetrate from the first principal surface to the second principal surface, while the other portion forms a sea portion (4) that separates the plurality of island portions from one another; and the MD-1 rubber hardness of the sea portion is 25 to 80.
Inventors:
HOTTA SHINJI (JP)
Application Number:
PCT/JP2019/018402
Publication Date:
November 14, 2019
Filing Date:
May 08, 2019
Export Citation:
Assignee:
SHINETSU POLYMER CO (JP)
International Classes:
G02B5/00
Foreign References:
JP2014142637A | 2014-08-07 | |||
JP2013020118A | 2013-01-31 | |||
JPH0515836A | 1993-01-26 | |||
JP2007334279A | 2007-12-27 | |||
JP2013233696A | 2013-11-21 | |||
JP2018091448A | 2018-06-14 | |||
JP2017054129A | 2017-03-16 |
Other References:
See also references of EP 3816680A4
Attorney, Agent or Firm:
NISHIZAWA Kazuyoshi et al. (JP)
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