Title:
OPTICAL LAYERED BODY
Document Type and Number:
WIPO Patent Application WO/2024/019161
Kind Code:
A1
Abstract:
The present invention provides an optical layered body which is capable of suppressing the occurrence of problems in the image display function of an image display device. An optical layered body according to the present invention is equipped with an adhesive sheet 1 formed from a photocurable composition, and an optical film 2 which includes one or more films selected from the group consisting of a polarizing film and a phase difference film. The anchoring force F between the adhesive sheet 1 and the optical film 2 is 10.0N/25mm or higher. The anchoring force F may be greater than 16.0N/25mm.
Inventors:
KIMURA TOMOYUKI (JP)
MISHIMA TAKEHIKO (JP)
YAMAMOTO SATOSHI (JP)
SUGIYAMA SHOHEI (JP)
KATAMI HIROFUMI (JP)
MISHIMA TAKEHIKO (JP)
YAMAMOTO SATOSHI (JP)
SUGIYAMA SHOHEI (JP)
KATAMI HIROFUMI (JP)
Application Number:
PCT/JP2023/026822
Publication Date:
January 25, 2024
Filing Date:
July 21, 2023
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
G02B5/30; B32B7/023; B32B27/00; B32B27/30; C09J4/02; C09J5/00; C09J7/38; C09J11/06; C09J133/00; C09J175/04; C09J201/00; G09F9/00
Domestic Patent References:
| WO2007046202A1 | 2007-04-26 | |||
| WO2022071410A1 | 2022-04-07 | |||
| WO2022158482A1 | 2022-07-28 |
Foreign References:
| JP2015221891A | 2015-12-10 | |||
| US20030212209A1 | 2003-11-13 |
Attorney, Agent or Firm:
KAMADA Koichi et al. (JP)
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