Novel photographic processes, compositions and products

申请号 US78872859 申请日 1959-01-26 公开(公告)号 US3218164A 公开(公告)日 1965-11-16
申请人 POLAROID CORP; 发明人 MILTON GREEN; RUBIN LEON E;
摘要
权利要求
1. IN A PROCESS OF FORMING A PHOTOGRAPHIC IMAGE, THE STEPS WHICH COMPRISE DEVELOPING A LATENT IMAGE CONTAINED IN AN EXPOSED SILVER HALIDE EMULSION WITH A PROCESSING SOLUTION COMPRISING AN AQUEOUS ALKALINE SOLUTION OF AN ALKALI-SOLUBLE METAL-COMPLEXED DYE DEVELOPER, SAID DYE DEVELOPER BEING A COMPOUND WHICH IS BOTH A SILVER HALIDE DEVELOPING AGENT AND A METAL-COMPLEXED DYE, IMMOBILIZING SAID METAL-COMPLEXED DYE DEVELOPER IN EXPOSED AREAS OF SAID EMULSION, PROVIDING IN SAID EMULSION A PREDETERMINED DISTRIBUTION OF MOBILE DYE DEVELOPER, AND TRANSFERRING AT LEAST PART OF SAID DISTRIBUTION OF SAID MOBILE DYE DEVELOPER, BY IMBIBITION, FROM SAID EMULSION TO AN IMAGERECEIVING ELEMENTE IN SUPERPOSED RELATIONSHIP WITH SAID EMULSION TO IMPART TO SAID IMAGE-RECEIVING ELEMENT A REVERSED IMAGE OF THE DEVELOPED IMAGE.
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