Title:
ADHESIVE SHEET
Document Type and Number:
WIPO Patent Application WO/2023/074448
Kind Code:
A1
Abstract:
Provided is an adhesive sheet that exhibits both tack and holding power despite having a structure comprising a thin adhesive layer. Specifically provided is an adhesive sheet comprising an adhesive layer having a thickness of 10 µm or less. The adhesive layer is an acrylic adhesive layer containing an acrylic polymer. The adhesive layer has a storage elastic modulus of less than 0.1 MPa at a temperature of 25°C, and a storage elastic modulus of at least 0.025 MPa at a temperature of 80°C.
Inventors:
TAGAMI TORU (JP)
KATO NAOHIRO (JP)
MIZUTORI TAKAHISA (JP)
KATO NAOHIRO (JP)
MIZUTORI TAKAHISA (JP)
Application Number:
PCT/JP2022/038630
Publication Date:
May 04, 2023
Filing Date:
October 17, 2022
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
C09J7/38; B32B7/022; B32B9/00; B32B9/04; B32B27/00; B32B27/30; C09J11/06; C09J11/08; C09J133/00; C09J133/06
Foreign References:
| JP2018104642A | 2018-07-05 | |||
| JP2018104641A | 2018-07-05 | |||
| JP2018507276A | 2018-03-15 | |||
| JP2018002898A | 2018-01-11 | |||
| JP2017119809A | 2017-07-06 |
Attorney, Agent or Firm:
OI, Michiko (JP)
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