Title:
ADHESIVE AND ADHESIVE SHEET
Document Type and Number:
Japanese Patent JP2021028358
Kind Code:
A
Abstract:
To provide a pressure-sensitive adhesive sheet having excellent ability to release gas, high speed release zipping-resistance, adhesiveness to a base material, and winding-slip resistance, and to provide an adhesive for obtaining the adhesive sheet.SOLUTION: The problem is solved by an adhesive which includes a urethane polyol (A) having a carboxy group, a curing agent (B) and an organic solvent (C), wherein the urethane polyol (A) having a carboxy group has an acid value of 0.1 mg KOH/g or more and 10 mg KOH/g or less. The problem is also solved by an adhesive sheet which includes a base material or a releasable sheet and an adhesive layer which is a cured product of the adhesive of the present invention.SELECTED DRAWING: None
Inventors:
TANABE SHINGO
Application Number:
JP2019147568A
Publication Date:
February 25, 2021
Filing Date:
August 09, 2019
Export Citation:
Assignee:
TOYO INK SC HOLDINGS CO LTD
International Classes:
C09J175/04; C09J7/38; C09J11/06
Domestic Patent References:
| JP2011026418A | 2011-02-10 | |||
| JP2017528581A | 2017-09-28 | |||
| JP2019104882A | 2019-06-27 | |||
| JP2018165326A | 2018-10-25 | |||
| JP2011213885A | 2011-10-27 | |||
| JP2013216739A | 2013-10-24 | |||
| JP2010180290A | 2010-08-19 | |||
| JP2008208281A | 2008-09-11 |
Foreign References:
| WO2020110368A1 | 2020-06-04 | |||
| US20170121568A1 | 2017-05-04 |