Title:
POLARIZING MEMBER AND HEAD-UP DISPLAY DEVICE PROVIDED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2019/230516
Kind Code:
A1
Abstract:
[Problem] Provided is a polarizing member for a HUD device that not only has excellent surface hardness but also prevents discoloration by light resistance. [Solution] A polarizing member (18) according to the present invention comprises a polarizing plate (34) including a polarizer and being made of a dyed polarizing material, a first support plate (30) bonded to a front surface of the polarizing plate (34) via an adhesive layer (32), a second support plate (38) bonded to a rear surface of the polarizing plate (34) via an adhesive layer (36), and an ultraviolet absorption layer (B) and a hard coat layer (C) that have natural light transmittances at a wavelength of 380 nm of 10% or less, the ultraviolet absorption layer (B) and the hard coat layer (C) being provided on the surface of at least one of the first support plate (30) and the second support plate (38).
Inventors:
NISHIKATA TAKAHIKO (JP)
NEMOTO KAZUKI (JP)
YAMAMOTO MICHIYUKI (JP)
NEMOTO KAZUKI (JP)
YAMAMOTO MICHIYUKI (JP)
Application Number:
PCT/JP2019/020227
Publication Date:
December 05, 2019
Filing Date:
May 22, 2019
Export Citation:
Assignee:
POLATECHNO CO LTD (JP)
International Classes:
G02B5/30; B32B7/023; B32B27/00; B32B27/18; B60K35/00; G02B1/14; G02B5/22; G02B27/01; G02F1/1335
Domestic Patent References:
| WO2017199916A1 | 2017-11-23 | |||
| WO2014157557A1 | 2014-10-02 | |||
| WO2017057223A1 | 2017-04-06 | |||
| WO2016152843A1 | 2016-09-29 |
Foreign References:
| JP2012233986A | 2012-11-29 | |||
| JP2017116882A | 2017-06-29 | |||
| DE102005020233A1 | 2006-11-09 |
Attorney, Agent or Firm:
YKI INTELLECTUAL PROPERTY ATTORNEYS (JP)
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