Title:
ADHESIVE SHEET, OPTICAL MULTILAYER BODY AND IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/244887
Kind Code:
A1
Abstract:
The present invention provides an adhesive sheet having a haze of 0.1% or more, wherein if 10 evaluation regions each having an area of 1.5 μm square are arbitrarily selected from a cross-sectional image of this adhesive sheet and an island region having a breadth of 100 nm or more is defined as a first domain, the number of evaluation regions in which the first domain is present is 5 or less. This adhesive sheet is capable of suppressing a dimensional change of an optical film that is contained in an optical multilayer body, while being suitable for securing durability and transparency.
Inventors:
NAGATA MIZUE (JP)
YAMAMOTO SATOSHI (JP)
TOYAMA YUSUKE (JP)
YAMAMOTO SATOSHI (JP)
TOYAMA YUSUKE (JP)
Application Number:
PCT/JP2022/021033
Publication Date:
November 24, 2022
Filing Date:
May 20, 2022
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
C09J133/00; C09J7/38; C09J175/04; G02B5/30
Foreign References:
| JP2016188309A | 2016-11-04 | |||
| JP2010196003A | 2010-09-09 | |||
| JP2016176001A | 2016-10-06 | |||
| JP2012214547A | 2012-11-08 |
Attorney, Agent or Firm:
KAMADA Koichi (JP)
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