Title:
ADHESIVE SHEET AND FLEXIBLE IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/176606
Kind Code:
A1
Abstract:
Provided is an adhesive sheet having excellent adhesive force while having good flexibility and restorability. An adhesive sheet having a storage shear modulus at -20°C [G'(-20°C)] of 700 kPa or less, wherein the adhesive sheet is formed from an adhesive composition [I] containing an acrylic polymer (A) and a radical polymerizable compound (B); the acrylic polymer contains a structural unit derived from an alkyl (meth)acrylate (a1) in which the alkyl group has 5-20 carbon atoms and a structural unit derived from a hydroxyl group-containing (meth)acrylate (a2); and the radical polymerizable compound contains a di(meth)acrylate (B1) having a C2-4 alkylene group.
Inventors:
TADA KAZUNOBU (JP)
Application Number:
PCT/JP2023/008709
Publication Date:
September 21, 2023
Filing Date:
March 08, 2023
Export Citation:
Assignee:
MITSUBISHI CHEM CORP (JP)
International Classes:
C09J7/38; C09J4/02; C09J133/04
Domestic Patent References:
| WO2022050009A1 | 2022-03-10 | |||
| WO2018173896A1 | 2018-09-27 |
Foreign References:
| KR20140132573A | 2014-11-18 | |||
| JP2023038851A | 2023-03-17 | |||
| US20220154050A1 | 2022-05-19 |
Attorney, Agent or Firm:
SAITOH Yukihiko et al. (JP)
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