Title:
ADHESIVE TAPE
Document Type and Number:
WIPO Patent Application WO/2022/270566
Kind Code:
A1
Abstract:
The present invention provides an adhesive tape having a high bio-based carbon content and having an excellent shear retention force at a high temperature. The present invention is an adhesive tape having an adhesive layer containing an acrylic copolymer, wherein: the acrylic copolymer contains a constituent unit derived from alkyl (meth)acrylate containing bio-based carbon; and the total content of a compound having a structure represented by general formula (A) and a compound having a structure represented by general formula (B) in the adhesive layer is at most 2 wt%. In general formulae (A) and (B), R1 and R2 each represent a C4-C12 alkyl group.
Inventors:
ADACHI AYA (JP)
OGATA YUDAI (JP)
KOGISO TATSUYA (JP)
UCHIDA NORIYUKI (JP)
KATAOKA HIROYUKI (JP)
YAMAMOTO HIROKI (JP)
OGATA YUDAI (JP)
KOGISO TATSUYA (JP)
UCHIDA NORIYUKI (JP)
KATAOKA HIROYUKI (JP)
YAMAMOTO HIROKI (JP)
Application Number:
PCT/JP2022/025003
Publication Date:
December 29, 2022
Filing Date:
June 23, 2022
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
C09J7/38; C09J11/06; C09J133/06
Domestic Patent References:
| WO2019244595A1 | 2019-12-26 |
Foreign References:
| EP2626397A1 | 2013-08-14 | |||
| JP2020105308A | 2020-07-09 |
Attorney, Agent or Firm:
WISEPLUS IP FIRM (JP)
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