Title:
POLARIZING PLATE, THERMOFORMED BODY, AND THERMOFORMED BODY MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2024/004974
Kind Code:
A1
Abstract:
Provided is a polarizing plate that has sufficient polarization performance and that hardly develops cracks even when the deformation amount during thermoforming is large. This polarizing plate includes a polarizing film containing polyvinyl alcohol as a main component. The thickness of the polarizing film is greater than 20 μm, and the highly oriented amorphous content of the polarizing film is 10.0-18.0%.
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Inventors:
YAMAGUCHI MAO (JP)
ISOZAKI TAKANORI (JP)
MATSUO TSUYOSHI (JP)
ISOZAKI TAKANORI (JP)
MATSUO TSUYOSHI (JP)
Application Number:
PCT/JP2023/023696
Publication Date:
January 04, 2024
Filing Date:
June 27, 2023
Export Citation:
Assignee:
KURARAY CO (JP)
International Classes:
G02B5/30
Domestic Patent References:
| WO2018016542A1 | 2018-01-25 | |||
| WO2017138551A1 | 2017-08-17 | |||
| WO2012118185A1 | 2012-09-07 |
Foreign References:
| JP2002236214A | 2002-08-23 | |||
| JP2006305923A | 2006-11-09 | |||
| JP2007058176A | 2007-03-08 | |||
| JP2002030162A | 2002-01-31 | |||
| JP2004037880A | 2004-02-05 | |||
| JP6629496B1 | 2020-01-15 | |||
| JP2019184992A | 2019-10-24 | |||
| JP2013241486A | 2013-12-05 | |||
| JP2013037222A | 2013-02-21 |
Attorney, Agent or Firm:
IKEDA Yoshinori (JP)
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