Patent ID: 6197492
Filing Date: 2001-03-06
Classification: G03C

Abstract:
A photographic element comprising a light-sensitive silver halide emulsion layer having associated therewith a cyan ""NB coupler"" having the formula (I): ##STR28##whereinthe term ""NB coupler"" represents a coupler of formula (I) that forms a dye for which the left bandwidth (LBW) using spin-coating is at least 5 nm less than that of the same dye in solution form;Y is H or a coupling-off group;each Z"" and Z* is an independently selected substituent group where n is 0 to 4 and p is 0to 2;W.sup.2 represents the atoms necessary to complete a heterocyclic ring group; andV is a sulfone or sulfoxide containing group;provided that the combined sum of the aliphatic carbon atoms in V, all Z"" and all Z* is at least 8.