Title:
ADHESIVE TAPE
Document Type and Number:
WIPO Patent Application WO/2020/218361
Kind Code:
A1
Abstract:
Provided are: an adhesive tape in which a reduction in adhesive strength is suppressed when the tape comes into contact with an oil component or an alcohol component. This adhesive tape includes an adhesive layer that contains an adhesive agent that exhibits adhesive properties upon pressure bonding. The adhesive agent contains an acrylic polymer having an acid functional group and a crystalline resin having a melting point of 25°C or higher. In one embodiment, the adhesive tape exhibits adhesive properties upon heating. In one embodiment, the acrylic polymer having an acid functional group has a constituent unit a derived from an alkyl (meth)acrylate ester having a straight chain or branched chain alkyl group having 4 or more carbon atoms.
Inventors:
KAWABE SHIGEKI (JP)
Application Number:
PCT/JP2020/017370
Publication Date:
October 29, 2020
Filing Date:
April 22, 2020
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
C09J123/26; C09J7/38; C09J133/00
Domestic Patent References:
| WO2018030050A1 | 2018-02-15 |
Foreign References:
| JP2002338934A | 2002-11-27 | |||
| JP2018111808A | 2018-07-19 | |||
| JP2014008694A | 2014-01-20 | |||
| JP2019001860A | 2019-01-10 | |||
| JP2004182896A | 2004-07-02 |
Attorney, Agent or Firm:
MOMII Takafumi (JP)
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