Title:
OPTICAL PRESSURE-SENSITIVE ADHESIVE SHEET
Document Type and Number:
WIPO Patent Application WO/2023/074556
Kind Code:
A1
Abstract:
This pressure-sensitive adhesive sheet (10) is an optical pressure-sensitive adhesive sheet including a base polymer and having photocurability. The base polymer is a photopolymerization product. The pressure-sensitive adhesive sheet (10) has an adhesive force F1 in a given first peel test and has an adhesive force F2 in a given second peel test, the ratio of the adhesive force F2 to the adhesive force F1 being 0.4 or higher and the adhesive force F2 being 2-4.5 N/10 mm.
Inventors:
SHIMOKURI TAIKI (JP)
SHIMIZU YOSUKE (JP)
OHARA HIROTAKA (JP)
FUJIHARA ARATA (JP)
SHIMIZU YOSUKE (JP)
OHARA HIROTAKA (JP)
FUJIHARA ARATA (JP)
Application Number:
PCT/JP2022/039267
Publication Date:
May 04, 2023
Filing Date:
October 21, 2022
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
C09J4/00; C09J7/10; C09J7/38; C09J11/06; C09J201/00
Domestic Patent References:
| WO2016117045A1 | 2016-07-28 | |||
| WO2022045130A1 | 2022-03-03 |
Foreign References:
| JP2019210445A | 2019-12-12 | |||
| JP2019210446A | 2019-12-12 | |||
| JPH0260981A | 1990-03-01 |
Attorney, Agent or Firm:
OKAMOTO, Hiroyuki et al. (JP)
Download PDF: