Photographic material containing acrylate or acrylamide based ye

Details Photographic material containing acrylate or acrylamide based ye Photographic material containing acrylate or acrylamide based ye

1996-05-10

1997-10-28

Wright, Lee C.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430552, 430553, 430558, 430955, G03C 732, G03C 736

Patent

active

056816898

ABSTRACT:
The invention provides a photographic material comprising at least one light sensitive silver halide emulsion layer having associated therewith a yellow dye forming coupler having formula (I) or (II): ##STR1## wherein R represents an aromatic or heterocyclic group containing a group ionizable at pH 10 that is in conjugation with the double bond between the carbons to which A and X are respectively bonded through a .pi.-electron network;

REFERENCES:
patent: 5460927 (1995-10-01), Williamson
patent: 5470696 (1995-11-01), Williamson

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