Thermal dye transfer system with receiver containing an acid moi

Details Thermal dye transfer system with receiver containing an acid moi Thermal dye transfer system with receiver containing an acid moi

1995-06-06

1996-07-09

Hess, B. Hamilton

Record receiver having plural interactive leaves or a colorless

Having plural interactive leaves

428195, 428480, 428500, 428704, 428913, 428914, B41M 5035, B41M 538

Patent

active

055344798

ABSTRACT:
A thermal dye transfer assemblage comprising:
(a) a dye-donor element comprising a support having thereon a dye layer comprising a dye dispersed in a polymeric binder, the dye being a deprotonated cationic dye which is capable of being reprotonated to a cationic dye having a N-H group which is part of a conjugated system, and
(b) a dye-receiving element comprising a support having thereon a polymeric dye image-receiving layer, the dye-receiving element being in a superposed relationship with the dye-donor element so that the dye layer is in contact with the polymeric dye image-receiving layer, the polymeric dye image-receiving layer containing an organic acid which is capable of reprotonating the deprotonated cationic dye.

REFERENCES:
patent: 4880769 (1989-11-01), Dix et al.

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