Photothermographic elements incorporating antihalation dyes

Details Photothermographic elements incorporating antihalation dyes Photothermographic elements incorporating antihalation dyes

1993-11-10

1999-11-16

Chea, Thorl

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430510, 430517, 430522, 430523, G03C 1498

Patent

active

059855371

ABSTRACT:
A photothermographic element comprising a substrate having on at least one side thereof a photothermographic system comprising silver halide spectrally sensitized to the infrared region of the electromagnetic spectrum, a light insensitive silver source, a reducing agent for silver ion, and a binder, said element further comprising at least one layer which contains an infrared-absorbing dye having a central nucleus of the formula ##STR1## wherein n is an integer of 1 to 12,

REFERENCES:
patent: 4581325 (1986-04-01), Kitchin et al.
patent: 4835096 (1989-05-01), Lea
patent: 4839265 (1989-06-01), Ohno et al.
patent: 5153112 (1992-10-01), Toshida et al.

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