Photographic materials and processes
Abstract
Abstract PHOTOGRAPHIC MATERIALS ARE PROVIDED WHICH COMPRISE A SUPPORT HAVING COATED THEREON AN IMAGE DYE-PROVIDING LAYER UNIT CONTAINING A LIGHT-SENSITIVE PHOTOGRAPHIC SILVER HALIDE EMULSION LAYER COMPRISING UP TO ABOUT 320 MG. SILVER PER SQUARE METER, A PHOTOGRAPHIC COLOR COUPLER COATED AT A CONCENTRATION OF AT LEAST TWO TIMES THE WEIGHT OF THE SILVER AND A HYDROPHILIC COLLOID BINDER FOR THE SILVER HALIDE AND COUPLER COATED AT A COVERAGE OF FROM ABOUT 215 TO 970 MG. PER SQUARE METER, THE WEIGHT RATIO OF SILVER TO HYDROPHILIC COLLOID BEING FROM 1:2 TO 1:20 AND THE WEIGHT RATIO OF COUPLER TO HYDROPHILIC COLLOID BINDER BEING FEROM 1: 1/2. THE PHOTOGRAPHIC ELEMENTS OF THE INVENTION ARE PREFERABLY PROCESSED IN A DEVELOPER SOLUTION COMPRISING A PHOTOGRAPHIC COLOR-DEVELOPING AGENT AND AN OXIDIZING AGENT SUCH AS A COBALT COMPLEX WHICH UNDERGOES REDOX REACTION WITH THE COLORDEVELOPING AGENT IN THE PRESENCE OF METALLIC SILVER.
Inventors
- 👤 J Dunn
- 👤 R Mowrey
Bibliographic Details
Claims Analysis
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