Reactivity control in microcrystalline coupler dispersions
AssigneeEastman Kodak Company
InventorJohn Texter
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Abstract
A photographic coupler dispersion comprising colloidal microcrystalline particles of coupler, wherein said particles are wetted with an activating and water-immiscible organic solvent, and a color photographic element comprising a support bearing at least one photographic silver halide emulsion layer and a microcrystalline coupler dispersion in reactive association with said emulsion layer, wherein said coupler is wetted with an activating water-immiscible organic solvent are disclosed.
Claims15
A photographic coupler dispersion comprising colloidal microcrystalline particles of coupler smaller than 5 .mu.m in average dimension, wherein said particles are wetted with an activating and water-immiscible organic solvent.
A color photographic element comprising a support bearing at least one photographic silver halide emulsion layer and a microcrystalline coupler dispersion in reactive association with said emulsion layer, wherein said coupler dispersion comprises microcrystalline particles of coupler smaller than 5 .mu.m in average dimension wetted with an activating water-immiscible organic solvent.
Dependencies are inferred from the claim text.