Thermal transfer sheets
AssigneeDai Nippon Printing Co., Ltd.
InventorYuzu Imakura
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Abstract
The thermal transfer sheet according to the present invention that has in the order mentioned, a substrate, a release layer, a colored layer, and an adhesion layer; and is characterized in that the colored layer contains a colorant and a polyester-based resin; the adhesion layer contains a polyester-based resin; a ratio of the thickness of the release layer to the total thickness of the colored layer and the adhesion layer (the thickness of the release layer/(the thickness of the colored layer+the thickness of the adhesion layer)) is not less than 2/3 and not more than 3/2; and the total thickness of the release layer, the colored layer, and the adhesion layer is not less than 1.0 μm and not more than 2.0 μm.
Claims5
A thermal transfer sheet comprising, in the order mentioned, a substrate, a release layer, a colored layer, and an adhesion layer, wherein
- said colored layer comprises a colorant and a polyester-based resin;
- said adhesion layer comprises a polyester-based resin;
- a ratio of the thickness of said release layer to the total thickness of said colored layer and said adhesion layer (the thickness of said release layer/(the thickness of said colored layer+the thickness of said adhesion layer)) is not less than 2/3 and not more than 3/2;
- and
- the total thickness of said release layer, said colored layer, and said adhesion layer is not less than 1.0 μm and not more than 2.0 μm.
Dependencies are inferred from the claim text.