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US 5,856,000 AGranted
Thermal transfer sheet
AssigneeDai Nippon Printing Co., Ltd.
InventorsFumihiko Mizukami, Masafumi Hayashi, Toshisato Hirano
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Abstract
A thermal transfer sheet including: a substrate film, and a release layer, a thermal transfer ink layer, and an adhesive layer provided in that order on one side of the substrate film, the release layer being composed mainly of resin particles which, upon thermal transfer of the ink layer, are fused into a film.
Claims5
A thermal transfer sheet comprising:
- a substrate film comprising a polyethylene terephthalate film;
- a release layer formed directly on one surface of said substrate film, said release layer comprising ionomer resin particles present in said release layer in an amount of 50 to 90% by weight;
- a thermal transfer ink layer formed on said release layer;
- and
- an adhesive layer formed on said thermal transfer ink layer,
- wherein the resin particles of said release layer fuse together to form a film upon thermal transfer of said thermal transfer ink layer.
3 more elements
Dependencies are inferred from the claim text.