Photographic recording material containing a precursor of a photographically-active compound

Precursor compounds from which photographically-active compounds are released with a time delay correspond to the following general formula wherein A represents the residue of a compound which undergoes oxidative coupling; X represents -O-, -S- or -NR1-; Y represents a releasable group which may con...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ODENWAELDER, HEINRICH, MATEJEC, REINHARD, BERGTHALLER, PETER
Format:	Patent
Sprache:	eng
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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