Color photographic silver halide material

Details Color photographic silver halide material Color photographic silver halide material

1988-10-14

1990-03-06

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430569, 430600, 430603, 430605, G03C 110

Patent

active

049065580

ABSTRACT:
Color photographic silver halide material in which at least one layer contains a silver halide emulsion with 95 to 100 mol % of chloride which has been optimally ripened with a combination of at least one sulphur ripening body and at least one compound of the formula ##STR1## in which R.sub.1, R.sub.2 and R.sub.3 denote, independently of one another, hydrogen or alkyl, and X.sup..crclbar. denotes an anion, combines excellent sensitivity with low fog and steep gradation, particularly in the threshold and shoulder region.

REFERENCES:
patent: 2642361 (1949-07-01), Damschroder et al.
patent: 3442653 (1969-05-01), Dunn

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