Improvements in colour photography

Improvements in colour photography

908,136. Stabilizing prints and transparencies. KODAK Ltd. April 14, 1961 [April 14, 1960], No. 13378/60. Class 98 (2). Prints and transparencies containing a dye image, which have been developed, fixed and preferably washed, are rinsed with an aqueous solution of formamidine hydrochloride, methylol...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SAUNDERS DAVID GEORGE, JEFFREYS ROY ARTHUR, WILLIAMS LESLIE ALFRED
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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Zusammenfassung:908,136. Stabilizing prints and transparencies. KODAK Ltd. April 14, 1961 [April 14, 1960], No. 13378/60. Class 98 (2). Prints and transparencies containing a dye image, which have been developed, fixed and preferably washed, are rinsed with an aqueous solution of formamidine hydrochloride, methylol dicyandiamide or dimethylol dicyandiamide to reduce fading and staining of the image.