Title:
ACTIVE ENERGY RAY-CURABLE PEELABLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PEELABLE PRESSURE SENSITIVE ADHESIVE SHEET
Document Type and Number:
WIPO Patent Application WO/2019/124197
Kind Code:
A1
Abstract:
Provided is an active energy ray-curable peelable pressure-sensitive adhesive composition excellent in adhesive properties and stain resistance, the adhesive composition including an acrylic resin (A), a urethane (meth)acrylate compound (B), an ethylenic unsaturated compound (C), except for the urethane (meth)acrylate compound (B), a photopolymerization initiator (D), and a crosslinking agent (E), wherein an SP value in the solubility parameter of the acrylic resin (A) is 9.9 (cal/cm3)1/2 or more, the urethane (meth)acrylate compound (B) includes 2 to 20 ethylenic unsaturated groups, the ethylenic unsaturated compound (C) includes 2 to 10 ethylenic unsaturated groups, and the total amount of the urethane (meth)acrylate compound (B) and the ethylenic unsaturated compound (C) is 20-100 parts by weight with respect to 100 parts by weight of the acrylic resin (A).
Inventors:
TAKEDA TOSHIYUKI (JP)
Application Number:
PCT/JP2018/045784
Publication Date:
June 27, 2019
Filing Date:
December 13, 2018
Export Citation:
Assignee:
MITSUBISHI CHEM CORP (JP)
International Classes:
C09J133/00; C09J4/06; C09J7/38; C09J175/04; C09J175/14
Foreign References:
| JP2012084758A | 2012-04-26 | |||
| JPH10335271A | 1998-12-18 | |||
| JP2012177084A | 2012-09-13 | |||
| JP2015198107A | 2015-11-09 |
Attorney, Agent or Firm:
SAITOH Yukihiko et al. (JP)
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