Thermal dye bleach construction

Details Thermal dye bleach construction Thermal dye bleach construction

1990-05-29

1992-08-04

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Antihalation or filter layer containing

430339, 430517, 430522, 430944, 430964, 252583, 252587, G03C 1815

Patent

active

051358425

ABSTRACT:
A thermal-dye-bleach construction comprising a thermal nucleophile-generating agent in association with a polymethine dye having a nucleus of general formula (I): ##STR1## in which: n is 0, 1, 2 or 3;

REFERENCES:
patent: 3220846 (1965-11-01), Tinker et al.
patent: 3864552 (1972-08-01), Wiese et al.
patent: 4060420 (1977-11-01), Merkel et al.
W. S. Tuemmler and B. S. Wildi, J. Amer. Chem. Soc., 80, p. 3772 (1958).

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