Direct-positive silver halide emulsion reduction and gold fogged in contact with a palladium compound

Reduction and gold fogged direct-positive Lippmann-emulsions have improved gradation and higher maximum density when fogging occurs in the presence of a palladium compound.

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Bibliographische Detailangaben
Hauptverfasser:	DE BRABANDERE, LUC ACHIEL, VANASSCHE, WILLY JOSEPH, PATTYN, HERMAN ALBERIK
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:	Reduction and gold fogged direct-positive Lippmann-emulsions have improved gradation and higher maximum density when fogging occurs in the presence of a palladium compound.