TWO-EQUIVALENT COUPLERS FOR PHOTOGRAPHY

1,250,318. Monoazo dye. EASTMAN KODAK CO. 10 Oct., 1968 [10 Oct., 1967], No. 48126/68. Heading C4P. [Also in Divisions C2 and G2] A novel colour coupler α-[5-methyl-6-(2- amino - 4 - pentadecylphenylazo) - 2 - benzotriazolyl] - α - [3,5 - disulphobenzoyl) - 4 - methoxycarbonylacetanilide (coupler 10...

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1. Verfasser:	GEORGE W. SAWDEY
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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creator	GEORGE W. SAWDEY
description	1,250,318. Monoazo dye. EASTMAN KODAK CO. 10 Oct., 1968 [10 Oct., 1967], No. 48126/68. Heading C4P. [Also in Divisions C2 and G2] A novel colour coupler α-[5-methyl-6-(2- amino - 4 - pentadecylphenylazo) - 2 - benzotriazolyl] - α - [3,5 - disulphobenzoyl) - 4 - methoxycarbonylacetanilide (coupler 10) is made by reductive cyclization of the appropriate o-nitroazo compound to form the benzotriazolyl moiety followed by coupling of the diazonium derivative to form the azo group.
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subjects	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
title	TWO-EQUIVALENT COUPLERS FOR PHOTOGRAPHY
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