Title:
熱転写シート
Document Type and Number:
Japanese Patent JP7355195
Kind Code:
B2
Abstract:
To provide a thermal transfer sheet capable of accurately transferring a transfer layer on a transferee in a region to be transferred.SOLUTION: A thermal transfer sheet 20E has a base material 5, and a heat seal layer 14D having a thermal expansion region including a hollow particle having a thermal expansion on one surface thereof. The thermal expansion region expands by heating at a predetermined temperature, and the heat seal layer 14D has a laminate structure including a first heat seal layer 11, a second heat seal layer 12 and a third heat seal layer 13. The second heat seal layer 12 is arranged nearer to the base material 5 than the first heat seal layer 11, and the third heat seal layer 13 is arranged farther from the base material 5 than the first heat seal layer 11. The thermal expansion region is contained in the first heat seal layer 11, the first heat seal layer 11 has a larger degree of expansion by heating at the predetermined temperature than the second heat seal layer 12 and the third heat seal layer 13.SELECTED DRAWING: Figure 16
Inventors:
Asuka Araki
Application Number:
JP2022175243A
Publication Date:
October 03, 2023
Filing Date:
November 01, 2022
Export Citation:
Assignee:
Dai Nippon Printing Co.,Ltd.
International Classes:
B41M5/44; B41M5/382
Domestic Patent References:
| JP2003326865A | ||||
| JP2017071217A | ||||
| JP2014080016A | ||||
| JP2015047697A | ||||
| JP2016193595A |
Foreign References:
| WO2016158497A1 | ||||
| WO2017057565A1 | ||||
| WO2017154920A1 |
Attorney, Agent or Firm:
Hiromi Fujimasu
Keiko Fukamachi
Hideo Ito
Naoki Goto
Hideyuki Tateishi
Keiko Fukamachi
Hideo Ito
Naoki Goto
Hideyuki Tateishi