Title:
ADHESIVE COMPOSITION, ADHESIVE SHEET, MULTILAYER BODY, AND METHOD FOR PRODUCING β-1,3-GLUCAN DERIVATIVE
Document Type and Number:
WIPO Patent Application WO/2023/248726
Kind Code:
A1
Abstract:
The present invention provides an adhesive composition which is suitable for the formation of an adhesive sheet that has a smooth surface. An adhesive composition according to the present invention contains a β-1,3-glucan derivative G. The adhesive composition has a tan δ of 0.7 or more at 200°C as determined by means of the following test. Test: A disk-shaped sample for evaluation is produced using the adhesive composition. The sample for evaluation is subjected to dynamic viscoelasticity measurement so as to determine the tan δ thereof at 200°C.
Inventors:
KUMADA TATSUYA (JP)
KIUCHI KAZUYUKI (JP)
NOCHI MAO (JP)
KIUCHI KAZUYUKI (JP)
NOCHI MAO (JP)
Application Number:
PCT/JP2023/019990
Publication Date:
December 28, 2023
Filing Date:
May 29, 2023
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
C09J105/00; C08B37/00; C09J7/38; C09J11/06; C09J11/08; C09J103/00
Domestic Patent References:
| WO2022118678A1 | 2022-06-09 | |||
| WO2022186126A1 | 2022-09-09 | |||
| WO2022176494A1 | 2022-08-25 |
Foreign References:
| JP6029155B2 | 2016-11-24 | |||
| JP6890316B2 | 2021-06-18 | |||
| JP2021187977A | 2021-12-13 |
Attorney, Agent or Firm:
KAMADA Koichi et al. (JP)
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