Back to results
US 5,646,090 AGranted
Thermal transfer image-receiving sheet
AssigneeDai Nippon Printing Co., Ltd.
InventorsYoshihiko Tamura, Hitoshi Saito, Minoru Furuse, Mineo Yamauchi, Takumi Horii
Life of this patent
Estimating the term…
Abstract
A thermal transfer image-receiving sheet is provided which is, in use, superimposed on a thermal transfer sheet and can form a printed, recorded image, having excellent storage stability, with a high density and a high resolution. The sheet includes a substrate and an intermediate layer and a receptive layer formed in that order on at least one surface of the substrate, wherein the intermediate layer contains a polyurethane resin having a specific glass transition temperature of 40.degree. C. or above.
Claims7
A thermal transfer image-receiving sheet comprising:
- a substrate;
- and an intermediate layer and a receptive layer formed in that order on at least one surface of the substrate,
- the intermediate layer containing a polyurethane resin having a glass transition temperature of 40.degree. C. or above,
- the polyurethane resin being a reaction product of a polycarbonate diol with an isocyanate compound,
- the polycarbonate diol having a structure represented by the following chemical formula (I):
- ##STR4## wherein m is 2 to 10 and n is 1 to 10.
3 more elements
Dependencies are inferred from the claim text.