Title:
HOT STAMPING FOIL AND PRINTED ARTICLE WITH OPTICALLY VARIABLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/039785
Kind Code:
A1
Abstract:
The present invention provides a hot stamping foil to be hot-stamped on an object by applying heat and pressure, the hot stamping foil including: a sheet-like carrier; an optically variable device formed on the carrier; an anchor layer formed on the optically variable device; an adhesive layer formed on the anchor layer; and an anti-blocking layer formed on the adhesive layer. The adhesive layer contains a thermoplastic resin having a glass-transition temperature that is lower than normal temperature, and the anti-blocking layer contains a particulate plastic spacer mainly composed of polyethylene or a polyethylene copolymer.
Inventors:
MIYAZAWA HANAKO (JP)
Application Number:
PCT/JP2020/032005
Publication Date:
March 04, 2021
Filing Date:
August 25, 2020
Export Citation:
Assignee:
TOPPAN PRINTING CO LTD (JP)
International Classes:
G02B5/18; B41M5/00; B42D25/328
Domestic Patent References:
| WO2018194178A1 | 2018-10-25 | |||
| WO2018194167A1 | 2018-10-25 |
Foreign References:
| JP2013075362A | 2013-04-25 | |||
| JP2017065167A | 2017-04-06 | |||
| JP2012113000A | 2012-06-14 | |||
| JP2011000760A | 2011-01-06 | |||
| JPH11348496A | 1999-12-21 | |||
| JP2019156968A | 2019-09-19 | |||
| JP2001071698A | 2001-03-21 | |||
| JP2009291996A | 2009-12-17 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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