Title:
THERMAL TRANSFER SHEET
Document Type and Number:
WIPO Patent Application WO/2015/045923
Kind Code:
A1
Abstract:
Provided is a thermal transfer sheet which exhibits good printing performance and still provides a printed material that has excellent resistance to boiling.
A thermal transfer sheet which is obtained by sequentially providing one surface of a base with at least a transferable protective layer and a transferable coloring layer in this order and by providing the other surface of the base with a back surface layer. The transferable protective layer contains, as a main component, a cyclic olefin polymer having a glass transition temperature of 100°C or more and additionally contains a resin that is incompatible with the cyclic olefin polymer. The transferable coloring layer contains a coloring agent and a phenolic resin having a softening point of 100°C or more.
Inventors:
ISHIDA TADAHIRO (JP)
TAKAO MASATO (JP)
TAKAO MASATO (JP)
Application Number:
PCT/JP2014/074294
Publication Date:
April 02, 2015
Filing Date:
September 12, 2014
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
B41M5/382; B41M5/395; B41M5/42
Foreign References:
JPH0958140A | 1997-03-04 | |||
JP2011201212A | 2011-10-13 | |||
JP2006306019A | 2006-11-09 | |||
JPH0494983A | 1992-03-27 | |||
JP2004230682A | 2004-08-19 | |||
JP2002192839A | 2002-07-10 | |||
JPS57105395A | 1982-06-30 |
Other References:
See also references of EP 2939843A4
Attorney, Agent or Firm:
KISHIMOTO, Tatsuhito et al. (JP)
Kishimoto Expert (JP)
Kishimoto Expert (JP)
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