Title:
PRESSURE-SENSITIVE ADHESIVE SHEET
Document Type and Number:
WIPO Patent Application WO/2021/065595
Kind Code:
A1
Abstract:
Provided is a pressure-sensitive adhesive sheet which has excellent weather resistance over long durations while tight adhesion is kept between each layer, has high initial adhesive strength when being applied, enabling excellent suitability for adhesion, and exhibits excellent long-term adhesion with no occurrence of detachment even from long-term use. Also provided is a decorative member having the pressure-sensitive adhesive sheet. The invention provides a pressure-sensitive adhesive sheet comprising an A layer including a surface protective layer containing a UV-absorbing agent 1 and a B layer including a pressure-sensitive adhesive layer containing a UV-absorbing agent 2, wherein the absorbance A1 of the A layer, the absorbance A2 of the B layer, and water vapor transmission rate are in predetermined ranges. The invention also provides a decorative member having the pressure-sensitive adhesive sheet.
Inventors:
FURUTA SATOSHI (JP)
KOMURASAKI MAYUKO (JP)
KOMURASAKI MAYUKO (JP)
Application Number:
PCT/JP2020/035690
Publication Date:
April 08, 2021
Filing Date:
September 23, 2020
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
B32B27/00; B32B7/023; B32B27/16; B32B27/18; C09J7/22; C09J7/38; C09J11/06; C09J175/04; C09J201/00
Foreign References:
| JP2017170866A | 2017-09-28 | |||
| JP2017171858A | 2017-09-28 | |||
| JP2017171860A | 2017-09-28 | |||
| JP2017171866A | 2017-09-28 | |||
| JP2016069572A | 2016-05-09 | |||
| JP2000071373A | 2000-03-07 | |||
| JP2010242484A | 2010-10-28 | |||
| JP2017185773A | 2017-10-12 | |||
| JP2007229995A | 2007-09-13 |
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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