Mixture of dyes for black dye donor for thermal color proofing

Details Mixture of dyes for black dye donor for thermal color proofing Mixture of dyes for black dye donor for thermal color proofing

1991-09-11

1992-07-21

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

Having plural interactive leaves

428195, 428913, 428914, B41M 5035, B41M 526

Patent

active

051322749

ABSTRACT:
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: ##STR1## and at least one of the yellow dyes having the formula: ##STR2## and at least one of the magenta dyes having the formula: ##STR3##

REFERENCES:
patent: 4097475 (1978-06-01), James
patent: 4816435 (1989-03-01), Murata et al.
patent: 4866029 (1989-09-01), Evans et al.
patent: 4923846 (1990-05-01), Kutsukake et al.

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