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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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Evans Francis J: Photographic materials and processes. Eastman Kodak Company, November 23, 1971: US3622318 (15 worldwide citation)

Light-sensitive photographic silver halide emulsions and elements are provided which feature converted-halide silver halide grains in which the halide consists of at least 50 mole percent bromide and up to 10 mole percent iodide, any remaining halide being chloride; the surface of said grains being ...


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Evans Francis J, Atwell Robert E: Elements a emulsions fusionnees a image latente interne et methodes dutilisation et de fabrication, Blended internal latent image emulsions, elements including such emsulsions and processes for their use and preparation. Eastman Kodak Company, August 21, 1979: CA1060698

Abstract of the DisclosureA photographic silver halide emulsion capable offorming on exposure an internal latent image can be formedhaving a desired characteristic curve by providing a firstphotographic silver halide emulsion comprised of silver halidegrains internally sensitized with a combination ...


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Evans Francis J, Daubendiek Richard L, Raleigh Ronald G: Emulsion contenant des grains tabulaires dhalogenure dargent a allongement eleve et un agent de formation de germes, Emulsion containing high aspect ratio tabular silver halide grains and a nucleating agent. Eastman Kodak Company, GOWLING LAFLEUR HENDERSON, October 9, 1984: CA1175692

Abstract of the DisclosureHigh aspect ratio tabular grain directreversal silver halide emulsions are disclosed. Theemulsions can be incorporated in photographic ele-ments, such as multicolor photographic elements.Image transfer film units incorporating these directreversal emulsions are specifically ...


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Kofron James T, Haefner John A, Jones Cynthia G, Booms Robert E, Wilgus Herbert S Iii, Evans Francis J: Elements photographiques et emulsions sensibilisees dhalogenure dargent a allongement eleve, Sensitized high aspect ratio silver halide emulsions and photographic elements. Eastman Kodak Company, GOWLING LAFLEUR HENDERSON, October 9, 1984: CA1175695

ABSTRACT OF THE DISCLOSURE High aspect ratio chemically and spectrallysensitized tabular grain silver halide emulsions,photographic elements incorporating these emulsions,and processes for the use of the photographicelements are disclosed. In the tabular grainemulsions the silver halide grains havin ...


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