PHOTOGRAPHIC ELEMENT AND PROCESS

PHOTOGRAPHIC ELEMENT AND PROCESS Novel pyrazoloazole dye-forming couplers containing at least one polyether group (A) comprising at least three ether (-O-) groups and terminated by a hydroxy, carboxy or sulfonamido group enables increased reactivity of the coupler in a photographic element and proce...

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Bibliographische Detailangaben
Hauptverfasser:	ROMANET, ROBERT F, NORMANDIN, SHARON E, BOWNE, ARLYCE T
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	AUXILIARY PROCESSES IN PHOTOGRAPHY CHEMISTRY CINEMATOGRAPHY ELECTROGRAPHY HETEROCYCLIC COMPOUNDS HOLOGRAPHY METALLURGY ORGANIC CHEMISTRY PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES PHOTOGRAPHY PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHYSICS
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Beschreibung
Zusammenfassung:	PHOTOGRAPHIC ELEMENT AND PROCESS Novel pyrazoloazole dye-forming couplers containing at least one polyether group (A) comprising at least three ether (-O-) groups and terminated by a hydroxy, carboxy or sulfonamido group enables increased reactivity of the coupler in a photographic element and process. The couplers are useful in color photographic silver halide materials and processes.