Mixture of dyes for black dye donors for thermal colour testing.

摘要

A black dye-donor element for thermal dye transfer comprising a support having thereon a dye layer comprising a mixture of at least one cyan, magenta and yellow dyes dispersed in a polymeric binder, at least one of the cyan dyes having the formula: CHEM and at least one of the yellow dyes having the formula: CHEM and at least one of the magenta dyes having the formula: CHEM