Title:
ADHESIVE COMPOSITION AND ADHESIVE SHEET
Document Type and Number:
WIPO Patent Application WO/2022/219969
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing: an adhesive composition that exhibits high adhesiveness with respect to a low-polarity adherend and that is capable of forming an adhesive layer and the like having excellent heat resistance; and an adhesive sheet using the adhesive composition. The adhesive composition according to the present invention contains: a (meth)acrylic polymer (A) which is a polymer of a monomer component (a) including 51-99.9 mass% of an alkoxy alkyl (meth)acrylate and 0.1-15 mass% of a cross-linkable functional group-containing monomer; a tackifying resin (B) having a hydroxyl value of 100 mgKOH/g or more; and a cross-linking agent (C). The tackifying resin (B) is contained in an amount of 10-50 parts by mass with respect to 100 parts by mass of the (meth)acrylic polymer (A).
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Inventors:
YONEKAWA YUYA (JP)
Application Number:
PCT/JP2022/009805
Publication Date:
October 20, 2022
Filing Date:
March 07, 2022
Export Citation:
Assignee:
SOKEN KAGAKU KK (JP)
International Classes:
C09J11/06; C09J7/38; C09J133/00; C09J133/14
Foreign References:
| JP2018159018A | 2018-10-11 | |||
| JPH07102230A | 1995-04-18 | |||
| JP2012172045A | 2012-09-10 | |||
| JP2015021083A | 2015-02-02 |
Attorney, Agent or Firm:
SSINPAT PATENT FIRM (JP)
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