Title:
ADHESIVE TAPE FOR NONAQUEOUS BATTERIES
Document Type and Number:
WIPO Patent Application WO/2020/218364
Kind Code:
A1
Abstract:
The present invention provide an adhesive tape for nonaqueous batteries, which exhibits excellent adhesiveness in a nonaqueous electrolyte solution, while being less sticky, and which is suppressed in protrusion of an adhesive. An adhesive tape for nonaqueous batteries according to the present invention is provided with an adhesive layer which contains an adhesive that exhibits adhesiveness by means of compression; and the adhesive 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 of the present invention, the adhesive tape for nonaqueous batteries exhibits adhesiveness by means of heating. In one embodiment of the present invention, the acrylic polymer having an acid functional group has a constituent unit a which is derived from a (meth)acrylic acid alkyl ester that has a linear or branched alkyl group having 4 or more carbon atoms.
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Inventors:
KAWABE SHIGEKI (JP)
Application Number:
PCT/JP2020/017373
Publication Date:
October 29, 2020
Filing Date:
April 22, 2020
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
H01M10/058; C09J7/24; C09J7/25; C09J7/38; C09J11/08; C09J123/00; C09J123/26; C09J133/00; C09J133/06; H01M50/586
Domestic Patent References:
| WO2013133167A1 | 2013-09-12 |
Foreign References:
| JP2003073646A | 2003-03-12 | |||
| JP2014156505A | 2014-08-28 | |||
| JP2013140765A | 2013-07-18 | |||
| JP2013149603A | 2013-08-01 |
Attorney, Agent or Firm:
MOMII Takafumi (JP)
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