Color toned photopolymerization imaging process

Claim 1

IN AN IMAGING PROCESS WHICH COMPRISES EXPOSING TO LIGHT THROUGH A CONTINUOUS TONE IMAGE CARRYING MATEERIAL A SUPPORTED LAYER OF PHOTOPOLYMERIZABLE COMPOSITION COMPRISING AN ETHYLENICALLY UNSATURATED POLYMERIZABLE COMPOUND, ALIGHTSENSITIVE AROMATIC DIAZOSULFONATE, AND A PHOTOREDUCIBLE DYE A TIME SUFFICIENT TO EFFECT POLYMERIZATION IN THE LIGHT-EXPOSED AREAS OF SAID COMPOSITION, AND SEPARATING UNPOLYMERIZED COMPOSITION FROM SAID LAYER TO THEREBY FORM A POLYMERIC IMAGE DEFININF SUCH IMAGEWISE EXPOSURE, THE IMPROVEMENT COMPRISING: A. INCLUDING AN AZO COUPLER COMPOUND IN SAID PHOTOPOLYMERIZABLE COMPOSITION LAYER; AND B. ERIZABLE COMPOSITION LAYER; AND RESULTING POLYMERIC IMAGE WITH A TONING COMPOSITION INCLUDING A FIRST COMPOUND COMPRISING A FERRICYANIDE ION REDUCIBLE IN THE PRESENCE OF SAID AZO COUPLER COMPOUND, AND A SECOND COMPOUND COMPRISING AN ION SELECTED FROM FERRIC AND URANYL IONS CAPABLE OF FORMING A DISTINCT COLOR BODY WITH THE RREDUCED FORM OF SAID FIRST COMPOUND ION.