Heat transfer sheet.

摘要

The present invention relates to a heat transfer sheet comprising a substrate sheet provided on the same surface with a first heat transfer layer comprising a thermally migratable dye and an untransferable binder and a second heat transfer layer comprising a dyed or pigmented, heat-meltable binder, the substrate sheet comprising a polyester film and at least the surface having the heat transfer layers being made easily bondable. The heat transfer sheet enables excellent gray scale images for photographs etc. formed together with monochromic high-density images, such as verbal, numerical or other images.