Title:
赤外波長域用染料系偏光板
Document Type and Number:
Japanese Patent JP7048508
Kind Code:
B2
Abstract:
The purpose of the present invention is to provide: a high-performance polarizing plate which functions for light in an infrared wavelength range; and a liquid-crystal display device or the like comprising the same.Provided is a polarizing plate for an infrared range, which is a stretched film containing a dye exhibiting absorption in an infrared range, the film exhibiting dichroism.
Inventors:
Noriaki Mochizuki
Takahiro Hishita
Takahiro Hishita
Application Number:
JP2018550297A
Publication Date:
April 05, 2022
Filing Date:
November 13, 2017
Export Citation:
Assignee:
NIPPON KAYAKU KABUSHIKI KAISHA
International Classes:
G02B5/30; C09B5/62; C09B23/01; C09B23/08; C09B33/28; G02F1/1335
Domestic Patent References:
| JP2014219552A | ||||
| JP2001249227A | ||||
| JP2002528758A | ||||
| JP2009104062A | ||||
| JP7072332A | ||||
| JP2015045710A | ||||
| JP2013195504A | ||||
| JP2016090715A |
Foreign References:
| WO2016171218A1 | ||||
| US20120170117 | ||||
| US20110013122 |
Attorney, Agent or Firm:
Asamura patent office