Title:
OPTICAL LAMINATE, IMAGE DISPLAY DEVICE, AND PRODUCTION METHOD FOR OPTICAL LAMINATE
Document Type and Number:
WIPO Patent Application WO/2024/106316
Kind Code:
A1
Abstract:
The present invention provides an optical laminate that has improved impact resistance and adhesion. An optical laminate according to the present invention comprises a phase difference film, an anchor layer, and a pressure-sensitive adhesive sheet. The optical laminate has a structure in which the phase difference film, the anchor layer, and the pressure-sensitive adhesive sheet are layered in the stated order. The phase difference film contains a polycarbonate-based resin. The anchor layer contains a polymer C. The thickness of the anchor layer is 15-28 nm. The polymer C may contain at least one selected from the group consisting of polyoxyalkylene group-containing polymers and polyurethane-based polymers.
Inventors:
NAMIOKA YUKICHI (JP)
NAGATA MIZUE (JP)
KIMURA TOMOYUKI (JP)
NAGATA MIZUE (JP)
KIMURA TOMOYUKI (JP)
Application Number:
PCT/JP2023/040469
Publication Date:
May 23, 2024
Filing Date:
November 09, 2023
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
G02B5/30; B32B7/023; B32B27/36; C09D5/00; C09D175/04; C09D201/06; C09J7/38; C09J201/00; G09F9/30; H10K50/86; H10K59/10
Domestic Patent References:
| WO2021193348A1 | 2021-09-30 |
Foreign References:
| JP2004078143A | 2004-03-11 | |||
| JP2009080177A | 2009-04-16 | |||
| JP2021051287A | 2021-04-01 | |||
| JP2013254156A | 2013-12-19 |
Attorney, Agent or Firm:
KAMADA Koichi et al. (JP)
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