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Evans Francis J, McLaen Donald F: Photothermographic element, composition and process. Eastman Kodak Company, Hampton Robert W, April 2, 1974: US3801321 (26 worldwide citation)

A sulfonamidophenol reducing agent in photothermographic elements, compositions and processes provides improved processing temperature latitude. Certain of the sulfonamidophenol reducing photothermographic can be employed in photobermographic materials in the absence of activator toning agents. The ...


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Chen Tsang J, Mclaen Donald F: Traduction non-disponible, Hydrophilic colloid layer of a photographic element containing an activator precursor and polymer particles loaded with a hydrophobic developer. Eastman Kodak Company, GOWLING LAFLEUR HENDERSON, April 7, 1981: CA1098754

Abstract of the Disclosure A photographic element is disclosed having coatedon a support a hydrophilic colloid layer containing anactivator precursor and loaded polymer particles of from0.02 to 0.2 micron in average diameter. The polymer parti-cles consist essentially of a hydrophobic polymer of whi ...


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Mclaen Donald F, Herz Arthur H: Antivoile ou precurseur dantivoile a base de phosphine dans un element photographique a lhalogenure dargent, Phosphine antistain agent or antistain agent precursor in photographic silver halide element. Eastman Kodak Company, GOWLING LAFLEUR HENDERSON, October 11, 1983: CA1154994

ABSTRACT OF THE DISCLOSURE A stain retarding concentration of a phos-phine antistain agent or phosphine antistain agentprecursor in the undercoat layer of a photographicsilver halide element comprising a support havingthereon (a) a photographic silver halide gelatinoemulsion layer, and (b) an underc ...


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