Title:
CIRCULARLY POLARIZING PLATE FOR ORGANIC EL DISPLAY DEVICE, AND ORGANIC EL DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/010485
Kind Code:
A1
Abstract:
Provided is a circularly polarizing plate for an organic EL display device, said circularly polarizing plate being very thin, having a high barrier function, and having an excellent reflection preventing function. This circularly polarizing plate for an organic EL display device is provided with, in the following order: a polarizer; a phase difference layer that functions as a λ/4 plate; a barrier layer; and an adhesive layer that has a barrier function. The barrier layer is a thin glass that has a thickness of 5 μm to 100 μm.
Inventors:
MURASHIGE TAKESHI (JP)
INAGAKI JUNICHI (JP)
HOSOKAWA KAZUHITO (JP)
INAGAKI JUNICHI (JP)
HOSOKAWA KAZUHITO (JP)
Application Number:
PCT/JP2016/070588
Publication Date:
January 19, 2017
Filing Date:
July 12, 2016
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
H05B33/02; B32B7/02; G02B5/30; H01L51/50
Domestic Patent References:
| WO2006075736A1 | 2006-07-20 | |||
| WO2014185000A1 | 2014-11-20 | |||
| WO2013175767A1 | 2013-11-28 | |||
| WO2014171503A1 | 2014-10-23 |
Foreign References:
| JP2004030955A | 2004-01-29 | |||
| JP2013253202A | 2013-12-19 | |||
| JP2011060604A | 2011-03-24 |
Other References:
See also references of EP 3324706A4
Attorney, Agent or Firm:
MOMII, Takafumi (JP)
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