Color developer containing hydroxylamine antioxidants
AssigneeEastman Kodak Company
InventorsCarl Anthony Marrese, Sucheta Tandon, Robert James Perry, Lynda Woedy McGarry
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AssigneeEastman Kodak Company
InventorsCarl Anthony Marrese, Sucheta Tandon, Robert James Perry, Lynda Woedy McGarry
Estimating the term…
A composition for developing a silver halide color photographic material comprising a color developing agent and a hydroxylamine compound represented by Formula I or II: ##STR1## wherein Stab is a stabilizing group such that when the hydroxylamine compound is added to a test developer solution of the following formula the pH of the test developer solution decreases less than 0.12 at an aeration time of 90 hours: TABLE 1 ______________________________________ Developer Formulation Components Quantity/L ______________________________________ Lithium salt of sulfonated 0.25 mL Polystyrene (30% wt/wt Liq) Triethanolamine 11.0 mL Stilbene Stain-Reducing Agent 2.3 g Hydroxylamine compound 0.05 moles Lithium Sulfate 2.7 g 1-Hydroxyethylidene-1-diphosphonic 0.8 mL acid (60% wt/wt Liq) Potassium Chloride 1.8 g Potassium Bromide 0.2 g 4-amino-3-methyl-N-ethyl-N-(.beta.- 4.85 g methanesulfonamidoethyl)aniline (color developer) Potassium Carbonate 25.0 g Water to 1 L solution pH adjusted to 10.12 with KOH ______________________________________ and wherein R is a substituted or unsubstituted alkyl, aryl or heterocyclic group bonded to N by a carbon atom.
A composition for developing a silver halide color photographic material comprising a color developing agent and from 0.005 to 0.1M of a water-soluble hydroxylamine compound represented by Formula III or IV ##STR9## wherein X, X.sup.1 and X.sup.2 are independently --CH.sub.2 OH, --SO.sub.3 M, --PO.sub.3 M or --COOM wherein M is an organic or inorganic cation or ester group;
A method for processing a color photographic element comprising:
Dependencies are inferred from the claim text.