Title:
DECORATIVE SHEET AND PRODUCTION METHOD FOR DECORATIVE SHEET
Document Type and Number:
WIPO Patent Application WO/2023/282295
Kind Code:
A1
Abstract:
Provided is a low-gloss decorative sheet that has excellent design properties and is also fingerprint-proof and highly durable (in particular, highly scratch and stain resistant). Also provided is a production method therefor. This decorative sheet (1) comprises a base material layer (2) and a surface protection layer (5) that is provided on one surface of the base material layer (2). The surface of the surface protection layer (5) has a ridged part that protrudes in ridges to form a corrugation. The corrugation of the surface protection layer (5) has an RSm/Ra of 10–300. The principal material of the surface protection layer (5) is an ionizing radiation–curable resin. The principal component of the ionizing radiation–curable resin is an acrylic resin that includes a repeating structure. The acrylic resin has a dipentaerythritol skeleton, and the repeating structure thereof is an ethylene oxide, propylene oxide, or ε-caprolactone structure and repeats at least 12 times.
Inventors:
AKUTSU ERIKA (JP)
Application Number:
PCT/JP2022/026859
Publication Date:
January 12, 2023
Filing Date:
July 06, 2022
Export Citation:
Assignee:
TOPPAN INC (JP)
International Classes:
B32B27/30; B05D3/06; B05D5/06; B05D7/24; B32B3/30; B32B27/00; B32B27/16; E04F13/07
Foreign References:
| JP2021024102A | 2021-02-22 | |||
| JP2019151739A | 2019-09-12 | |||
| JP2018184583A | 2018-11-22 | |||
| JP2021013887A | 2021-02-12 | |||
| JP2004167779A | 2004-06-17 |
Attorney, Agent or Firm:
HIROSE Hajime et al. (JP)
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