PHOTOGRAPHIC RECORDING MATERIAL

Compounds having a structure corresponding to the following formula. wherein G represents OH or a precursor group which is unstable to alkali, X represents a substituent which cannot be split off, Y represents -O-alkyl, -SO2-NR1-R2, -CO-NR1-R2, -NR1-CO-R3, or -NR1-SO2-R3, R1 represents H or alkyl, R...

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Bibliographische Detailangaben
Hauptverfasser:	GIYUNTAA RENAA, BERUNAA RIIBE
Format:	Patent
Sprache:	eng
Schlagworte:	AUXILIARY PROCESSES IN PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES PHOTOGRAPHY PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHYSICS
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Beschreibung
Zusammenfassung:	Compounds having a structure corresponding to the following formula. wherein G represents OH or a precursor group which is unstable to alkali, X represents a substituent which cannot be split off, Y represents -O-alkyl, -SO2-NR1-R2, -CO-NR1-R2, -NR1-CO-R3, or -NR1-SO2-R3, R1 represents H or alkyl, R2 represents alkyl, aralkyl or aryl, R3 represents alkoxy, aroxy, alkylamino, arylamino or R2, Z represents H, alkyl, alkoxy, halogen or acylamino and n represents 1 or 2 are suitable for improving the stability to light of image dyes produced from photographic couplers, in particular yellow couplers.