Process for increasing the density of images obtained by thermal

Details Process for increasing the density of images obtained by thermal Process for increasing the density of images obtained by thermal

1987-12-04

1989-05-23

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

Having plural interactive leaves

8471, 427265, 428195, 428913, 428914, B41M 5035, B41M 526

Patent

active

048331244

ABSTRACT:
A process for increasing the density of a thermal dye transfer image comprising image-wise-heating a dye-donor element comprising a support having thereon a dye layer and transferring a dye image to a dye-receiving element to form an image having a certain density, and image-wise-heating at least one more time another portion of the dye-donor element or another dye-donor element and transferring a second dye image, which is of the same hue as the first dye image and is in register with the first dye image, to the dye-receiving element to increase the density of the transferred image.

REFERENCES:
patent: 4700207 (1987-10-01), Vanier et al.

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