Phosphate ester stabilizers

Details Phosphate ester stabilizers Phosphate ester stabilizers

1988-02-24

1988-12-27

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430551, 430610, 430613, G03C 134

Patent

active

047940727

ABSTRACT:
A photographic element comprising a support having thereon at least one silver halide emulsion layer having associated therewith a yellow or cyan dye-forming coupler and a dye stabilizer comprising a phosphate ester compound having the formula: ##STR1## wherein each Ar independently represents a substituted or unsubstituted arcyl group, and

REFERENCES:
patent: 4324856 (1982-04-01), Kawakatsu et al.
patent: 4326022 (1982-04-01), Ito et al.
patent: 4661440 (1987-04-01), Tschopp et al.
patent: 4749645 (1988-07-01), Goddard et al.

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