Title:
ADHESIVE SHEET FOR FLOOR
Document Type and Number:
WIPO Patent Application WO/2020/059827
Kind Code:
A1
Abstract:
Provided is a reworkable adhesive sheet for a floor. An adhesive sheet 1 for a floor has a cellular resin layer 12 containing air bubbles and an adhesive layer 15 that is layered on the back surface side of the cellular resin layer 12 and has multiple concavities 15a on both surfaces. The relationship of |Dave
1Dave
2|/Dave
2 ≤ 0.5 is satisfied when the average diameter of the opening of each concavity 15a that opens to one surface of the adhesive layer 15 is Dave
1 and the average diameter of the opening of each concavity 15a that opens to the other surface of the adhesive layer 15 is Dave
2.
Inventors:
KAMIYAMA HIRONORI (JP)
SEKI MASASHI (JP)
SEKI MASASHI (JP)
Application Number:
PCT/JP2019/036848
Publication Date:
March 26, 2020
Filing Date:
September 19, 2019
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
E04F15/16; B32B5/18; B32B27/00
Foreign References:
| JP2003056167A | 2003-02-26 | |||
| JP2001132220A | 2001-05-15 | |||
| JP2002363330A | 2002-12-18 | |||
| JPH08302978A | 1996-11-19 | |||
| JP2000213146A | 2000-08-02 | |||
| JPH04174163A | 1992-06-22 |
Attorney, Agent or Firm:
SHOBAYASHI Masayuki et al. (JP)
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