Title:
PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET
Document Type and Number:
WIPO Patent Application WO/2022/124357
Kind Code:
A1
Abstract:
The present invention provides a pressure-sensitive adhesive composition which contains: (A) an isobutene-based polymer having a crosslinked structure formed from a reaction between an epoxy group and an acid anhydride group and/or carboxyl group; and (B) at least one type selected from the group consisting of an alkoxide having a divalent or higher metal as a central metal, a carboxylate having a divalent or higher metal as a central metal, and a chelate compound having a divalent or higher metal as a central metal. The isobutene-based polymer has, as a side chain, a polymer chain containing a constituent unit derived from an alkyl (meth)acrylate in which the alkyl group has 6 or more carbon atoms.
Inventors:
NATORI NAOKI (JP)
HOSOI MAI (JP)
HOSOI MAI (JP)
Application Number:
PCT/JP2021/045244
Publication Date:
June 16, 2022
Filing Date:
December 09, 2021
Export Citation:
Assignee:
AJINOMOTO KK (JP)
International Classes:
C08G59/42; C09J7/38; C09J11/06; C09J121/00; C09J123/22; C09J123/26; C09J151/04; C09J151/06
Domestic Patent References:
| WO2019189723A1 | 2019-10-03 | |||
| WO2019012905A1 | 2019-01-17 | |||
| WO2014084349A1 | 2014-06-05 | |||
| WO2019021843A1 | 2019-01-31 |
Foreign References:
| JP2015530430A | 2015-10-15 |
Attorney, Agent or Firm:
TAKASHIMA, Hajime (JP)
Download PDF: