Heterocyclic phosphorus compound stabilizers

Details Heterocyclic phosphorus compound stabilizers Heterocyclic phosphorus compound stabilizers

1987-09-30

1988-06-07

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430372, 430542, 430546, 430610, G03C 732, G03C 726

Patent

active

047496452

ABSTRACT:
A photographic element comprising a silver halide emulsion layer having associated therewith a compound having the formula ##STR1## wherein Y is --O--, --S--, --NH-- or --NR.sup.1 --;

REFERENCES:
patent: 4324856 (1982-04-01), Kawakatsu et al.
patent: 4326022 (1982-04-01), Ito et al.
patent: 4353979 (1982-10-01), Terada et al.
patent: 4661440 (1987-04-01), Tschopp et al.

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