Process for the production of colored masks in photographic color material

Claim 1

A LIGHT SENSITIVE MATERIAL FOR PRODUCING MASKED COLOR PHOTOGRAPHIC IMAGES WHICH COMPRISES (A) AT LEAST ONE LIGHT SENSITIVE SILVER HALIDE EMULSION LAYER CONTAINING A COLOR COUPLER WHICH COUPLES WITH THE OXIDATION PRODUCT OF A PRIMARY AROMATIC AMINO DEVELOPING AGENT UPON PHOTOGRAPHIC DEVELOPMENT TO GIVE A COLORED IMAGE AND (B) A MASKING LAYER CONTAINING A SPONTANEOUSLY DEVELOPABLE SILVER SALT EMULSION WHICH IS DEVELOPABLE IN A SPECIAL PHOTOGRAPHIC DEVELOPING SOLUTION WITHOUT EXPOSURE TO ACTINIC LIGHT AND FROM ABOUT 1% TO ABOUT 10% OF THE WHOLE MIXTURE OF A LIGHT SENSITIVE SILVER SALT EMULSION WHICH IS DEVELOPABLE IN SAID SPECIAL DEVELOPING SOLUTION ONLY AFTER EXPOSURE TO ACTINIC LIGHT, SAID SPONTANEOUSLY DEVELOPABLE SILVER SALT EMULSION BEING OF SUCH LOWER LIGHT SENSITIVITY THAN SAID LIGHT SENSITIVE SILVER SALT EMULSION THAT UPON EXPOSURE TO THE OBJECT TO BE REPRODUCE ONLY SAID LIGHT SENSITIVE SILVER SALT IS AFFECTED, SAID SPECIAL DEVELOPER BEING A SOLUTION OF A PRIMARY AROMATIC AMINO DEVELOPING AGENT CONTAINING A SOLVENT AGENT FOR SAID SPONTANEOUSLY DEVELOPABLE SILVER SALT AND CONTAINING SALTS HAVING THE SAME ANIONS AS THOSE OF SAID LIGHT SENSITIVE SILVER SALT AT MOST IN SUCH A QUANTITY THAT THE REDUCTION OF SAID SPONTANE OUSLY DEVELOPABLE SILVER SALT EMULSION IS NOT PREVENTED, SAID MASKING LAYER CONTAINING FURTHERMORE A COLOR COUPLER AS DEFINED ABOVE AND REDUCTION NUCLEI SAID REDUCTION NUCLEI BEING CAPABLE OF CATALYSING THE REDUCTION OF A SILVER SALT EMULSION TO SILVER BY A PHOTOGRAPHIC DEVELOPING SOLUTION WITHOT EXPOSING SAID EMULSIONS CONTAINING SAID REDUCTION NUCLEI TO ACTINIC LIGHT.