IMPROVED PHOTOGRAPHIC SILVER HALIDE MATERIAL

1,209,813. Derivatives of aeterocyclic thioethers. GEVAERT-AGFA N.V. 12 Feb., 1969 [22 Feb., 1968], No. 8652/68. Heading C2C. [Also in Division G2] 2 - Methylthiomethyl - 5(6) - sulphobenzimidazole is prepared by refluxing 3,4-diaminobenzenesulphofluoride and (methylthio) acetic acid in 6N hydrochlo...

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Hauptverfasser:	FRANS CLEMENT HEUGEBAERT, ROBERT JOSEPH POLLET, JOZEF FRANS WILLEMS
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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