Non-diffusing compounds capable of releasing a diffusible dye or

Details Non-diffusing compounds capable of releasing a diffusible dye or Non-diffusing compounds capable of releasing a diffusible dye or

1986-06-16

1987-05-05

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430223, 430559, 430561, G03C 140, G03C 554, G03C 726

Patent

active

046632735

ABSTRACT:
1. A photographic silver halide emulsion material which contains in operative contact with at least one alkali-permeable silver halide hydrophilic colloid emulsion layer a ballasted non-diffusing compound capable of releasing a diffusible dye or dye precursor corresponding to the following general formula:

REFERENCES:
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patent: 3628952 (1971-12-01), Puschel et al.
patent: 3787215 (1974-01-01), Piller
patent: 4139379 (1979-02-01), Chasman et al.
patent: 4232107 (1980-11-01), Sanssens
patent: 4358527 (1982-11-01), Bailey et al.
patent: 4407931 (1983-10-01), Evans
patent: 4468452 (1984-08-01), Nakamura et al.

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