Invention Grant
- Patent Title: Optical anisotropic layered body, polarizing plate, and image display device
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Application No.: US16982040Application Date: 2019-03-11
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Publication No.: US12114523B2Publication Date: 2024-10-08
- Inventor: Kazuhiro Osato
- Applicant: ZEON CORPORATION
- Applicant Address: JP Tokyo
- Assignee: ZEON CORPORATION
- Current Assignee: ZEON CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: KENJA IP LAW PC
- Priority: JP 18069369 2018.03.30
- International Application: PCT/JP2019/009738 2019.03.11
- International Announcement: WO2019/188205A 2019.10.03
- Date entered country: 2020-09-18
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; G02B5/30 ; H10K50/86
Abstract:
An optically anisotropic layered body including a first optically anisotropic layer and a second optically anisotropic layer, wherein the first optically anisotropic layer satisfies the following formula (1), the second optically anisotropic layer satisfies the following formula (2), and the optically anisotropic layered body satisfies the following formulae (3) and (4):
nx1≥ny1>nz1 Formula (1),
ny2
nx1≥ny1>nz1 Formula (1),
ny2
Public/Granted literature
- US20210020870A1 OPTICAL ANISOTROPIC LAYERED BODY, POLARIZING PLATE, AND IMAGE DISPLAY DEVICE Public/Granted day:2021-01-21
Information query
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