Photographic material containing a pyridine azo or pyridazine az

Details Photographic material containing a pyridine azo or pyridazine az Photographic material containing a pyridine azo or pyridazine az

1987-04-13

1988-08-30

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430223, G03C 554, G03C 726

Patent

active

047676981

ABSTRACT:
Cyan partial color images with increased light fastness and improved stability to moisture and heat may be produced by the dye diffusion process using cyan dyes corresponding to formula I released from dye releasing compounds. ##STR1## In the above formula, Q denotes a group for completing a pyridine or pyridazine ring optionally carrying a condensed aromatic ring;

REFERENCES:
patent: 3998640 (1976-12-01), Ciurca et al.
patent: 4529692 (1985-07-01), Ono et al.

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