Process of preparing tricolor separations

Claim 1

IN THE PROCESS OF PREPARING TRICOLOR SEPARATIONS FROM AN EXPOSED MULTILAYER COLOR FILM COMPRISING A SUPPORT BEARING SUPERIMPOSED SILVER HALIDE EMULSION LAYERS AND BEING SENSITIZED RESPECTIVELY TO THE BLUE, GREEN, AND RED REGIONS OF THE SPECTRUM, THE BLUE SENSITIVE LAYER BEING OUTERMOST AND BEING DEVOID OF COLOR FORMER, AND THE GREEN AND RED SENSITIVE LAYERS EACH CONTAINING A COLOR FORMER FAST TO DIFFUSION AND CAPABLE OF REACTING WITH THE OXIDATION PRODUCT OF AN AROMATIC PRIMARY AMINO DEVELOPING AGENT TO YIELD A DYESTUFF IMAGE, THE IMPROVEMENT WHICH COMPRISES CONTACTING THE OUTERMOST LAYER OF SAID FILM WITH AN AUXILIARY FILM COMPRISING AN IMPERMEABLE SUPPORT BEARING A COLLOIDAL LAYER CONTAINING A MEMBER SELECTED FROM THE GROUP CONSISTING OF AN ALKALI SULFIDE, STANNOUS CHLORIDE, COLLOIDAL SILVER, COLLOIDAL SILVER SULFIDE AND COLLOIDAL GOLD SUFIDE, WHILE FORCING THE COLLOIDAL LAYER OF SAID AUXILIARY FILM FIRMLY AGAINST THE SURFACE OF THE BLUE SENSITIVE LAYER OF THE MULTILAYER FILM IN THE PRESENCE OF A DEVELOPER-FIXER SOLUTION FOR A SUFFICIENT LENGTH OF TIME TO CAUSE THE DEVELOPER-FIXER SOLUTION TO DEVELOP THE NEGATIVE IMAGE IN SAID BLUE SENSITIVE LAYER, TO DISSOLVE THE RESIDUAL SILVER HALIDE OF SAID LAYER AND TRANSFER IT TO THE COLLOIDAL LAYER OF THE AUXILIARY FILM AND EFFECT REDUCTION OF SAID RESIDUAL SILVER HALIDE IN SAID COLLOIDAL LAYER STRIPPING OFF AND WASHING THE AUXILIARY FILM CONTAINING THE BLUE RECORD, PROCESSING THE MULTILAYER FILM BY COLOR FORMING DEVELOPMENT WITH SAID AROMATIC PRIMARY AMINO DEVELOPING AGENT, BLEACHING AND FIXING IT TO A NEGATIVE CONTAINING THE RED AND GREEN RECORDS RESPECTIVELY, AND PRINTING SAID RECORDS ON TO SEPARATE SENSITIZED FILM WITH SHARP CUTTING FILTERS.