Title:
ADHESIVE COMPOSITION AND PROTECTIVE SHEET
Document Type and Number:
WIPO Patent Application WO/2024/009593
Kind Code:
A1
Abstract:
Provided is an adhesive composition that reduces the generation of cutting scraps and adhesive layer damage during cutting, and with which an adhesive layer having suitable peel strength and strength can be obtained. The adhesive composition according to the present invention contains a polyurethane (A), an ethylenically unsaturated group-containing monomer (B), and a photopolymerization initiator (C). The polyurethane (A) has a skeleton including a polyol-derived structure and a polyisocyanate structure, and has an ethylenically unsaturated group at a terminal end. The weight-average molecular weight of the polyurethane (A) in the adhesive composition is 3000-30,000.
Inventors:
IMAI YUYA (JP)
SASAKI KAZUHIRO (JP)
SASAKI KAZUHIRO (JP)
Application Number:
PCT/JP2023/016463
Publication Date:
January 11, 2024
Filing Date:
April 26, 2023
Export Citation:
Assignee:
RESONAC CORP (JP)
International Classes:
C09J4/00; C09J4/02; C09J7/38; C09J11/06; C09J175/08; C09J175/14
Domestic Patent References:
| WO2015141537A1 | 2015-09-24 | |||
| WO2020196755A1 | 2020-10-01 | |||
| WO2020100832A1 | 2020-05-22 | |||
| WO2019124197A1 | 2019-06-27 | |||
| WO2017018270A1 | 2017-02-02 |
Foreign References:
| JP2012056985A | 2012-03-22 | |||
| JP2019156959A | 2019-09-19 | |||
| JP2012111851A | 2012-06-14 |
Attorney, Agent or Firm:
OIKAWA Shu et al. (JP)
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