Thermal dye transfer dye-donor element with transferable protection overcoat

摘要

A dye-donor element for thermal dye transfer comprising a support having thereon a coextensive subbing layer and at least one dye layer area comprising an image dye in a binder and another area comprising a transferable protection layer, the transferable protection layer area being approximately equal in size to the dye layer area, the transferable protection layer having associated therewith a release material comprising a multi-hydroxyl compound, the alkali or alkaline earth metal salt of an alkyl diphenyloxide disulfonate, or an organic phosphate ester.