VERFAHREN ZUR HERSTELLUNG FARBPHOTOGRAPHISCHER BILDER

Color images are prepared by silver-dye bleach processing of a photosensitive element comprising a nondiffusible redox dye releaser such as a p-sulfonamidoaniline or p-sulfonamidophenol which is alkali-cleavable upon oxidation to release a diffusible dye such as an azo dye.

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Format: Patent
Sprache:ger
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Zusammenfassung:Color images are prepared by silver-dye bleach processing of a photosensitive element comprising a nondiffusible redox dye releaser such as a p-sulfonamidoaniline or p-sulfonamidophenol which is alkali-cleavable upon oxidation to release a diffusible dye such as an azo dye.