Invention Grant
- Patent Title: Optically anisotropic sheet
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Application No.: US14610923Application Date: 2015-01-30
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Publication No.: US09784894B2Publication Date: 2017-10-10
- Inventor: Tadahiro Kobayashi
- Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
- Applicant Address: JP Tokyo
- Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
- Current Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2014-017307 20140131
- Main IPC: C09K19/00
- IPC: C09K19/00 ; G02B5/30 ; B32B37/12 ; B32B37/24 ; B32B38/10 ; B32B37/26
Abstract:
The present invention relates to an optically anisotropic sheet comprising a substrate and a liquid crystal cured layer laminated together, wherein the substrate has a surface roughness of 1.0 nm or less in a field of view of 1 μm2 and a water contact angle of 70° or more.
Public/Granted literature
- US20150219812A1 OPTICALLY ANISOTROPIC SHEET Public/Granted day:2015-08-06
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