Photographic material for the silver dye bleach process comprisi

Details Photographic material for the silver dye bleach process comprisi Photographic material for the silver dye bleach process comprisi

1987-02-11

1989-02-07

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430561, 430222, 430225, 430546, 430559, G03C 732

Patent

active

048031518

ABSTRACT:
A photographic material for the silver dye bleach process comprises, in at least one layer, a colloidal dispersion of azo in gelatine, the ratio of azo dye to gelatine being 1:1 to 1:10.

REFERENCES:
patent: 2075190 (1937-03-01), Gaspar
patent: 2137336 (1938-11-01), Gaspar
patent: 2368647 (1945-02-01), Dreyfuss
patent: 3931142 (1976-01-01), Lenoir et al.
Fort & Lloyd, The Chemistry of Dyestuffs, Cambridge 1917, p. 165.
Chemical Abstracts, vol. 33 (1939) p. 9169(3) Abstracting Gaspar German Patent No. 677740.

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