Title:
PRESSURE-SENSITIVE ADHESIVE TAPE AND ARTICLE
Document Type and Number:
WIPO Patent Application WO/2019/131165
Kind Code:
A1
Abstract:
A problem to be solved by the present invention is to provide a pressure-sensitive adhesive tape which, even after sweat, sebum, an alcohol, etc. have adhered thereto, is capable of maintaining excellent adhesive force over a long period. The present invention relates to a pressure-sensitive adhesive tape characterized by including a pressure-sensitive adhesive layer which comprises an acrylic pressure-sensitive adhesive that includes an acrylic copolymer containing 7-15 mass% carboxylated monomer and 0.01-1.0 mass% hydroxylated monomer as constituent ingredients and having a weight-average molecular weight of 700,000 or higher, the pressure-sensitive adhesive layer having a gel content of 50-75%.
Inventors:
TAKAHASHI YUSUKE (JP)
NAKASHIMA HIROYUKI (JP)
SUGIURA YOSHIMI (JP)
IWASAKI TAKESHI (JP)
NAKASHIMA HIROYUKI (JP)
SUGIURA YOSHIMI (JP)
IWASAKI TAKESHI (JP)
Application Number:
PCT/JP2018/045830
Publication Date:
July 04, 2019
Filing Date:
December 13, 2018
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
C09J7/38; C09J133/02; C09J133/14
Domestic Patent References:
| WO2016084123A1 | 2016-06-02 |
Foreign References:
| JP2016519187A | 2016-06-30 | |||
| JP2017002139A | 2017-01-05 | |||
| JP2017165977A | 2017-09-21 |
Attorney, Agent or Firm:
OGAWA Shinji (JP)
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