Title:
OPTICAL FILM, POLARIZING PLATE, AND IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/190172
Kind Code:
A1
Abstract:
Provided is an optical film exhibiting excellent adhesion between a substrate film and a surface-treated layer. The optical film comprises a substrate film, which is a stretched film containing an acrylic resin, and a surface-treated film formed on one side of the substrate film. The substrate film in the optical film has a maximum elongation of at least 0.40% until reaching the softening point when measured by TMA from 24℃ to 150℃ at a temperature increase of 5℃/min while applying a tensile load of 98mN/min.
Inventors:
MOTEGI YUSUKE (JP)
KISHI ATSUSHI (JP)
UENO TOMONORI (JP)
HIRAOKA SHINYA (JP)
KISHI ATSUSHI (JP)
UENO TOMONORI (JP)
HIRAOKA SHINYA (JP)
Application Number:
PCT/JP2018/014121
Publication Date:
October 18, 2018
Filing Date:
April 02, 2018
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
G02B1/14; B32B7/02; B32B27/30; C08J7/043; C08J7/046; G02B1/111; G02B5/02; G02B5/30
Domestic Patent References:
| WO2016185722A1 | 2016-11-24 | |||
| WO2008136346A1 | 2008-11-13 | |||
| WO2007026659A1 | 2007-03-08 |
Foreign References:
| JP2011510352A | 2011-03-31 | |||
| JP2016004242A | 2016-01-12 | |||
| JP2012504783A | 2012-02-23 |
Attorney, Agent or Firm:
MOMII Takafumi (JP)
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