Radiation imagery chemistry: process – composition – or product th – Silver halide colloid tanning process – composition – or product
Patent
1984-09-24
1986-03-18
Schilling, Richard L.
Radiation imagery chemistry: process, composition, or product th
Silver halide colloid tanning process, composition, or product
430270, 430381, 430548, G03C 130, G03C 106, G03C 536, G03C 526
Patent
active
045768943
ABSTRACT:
A photoimaging system and method for photoimaging employing said photoimaging system, the latter comprising (i) a photosensitive element having a substrate coated with a photosensitive layer containing dispersed silver halide particles in operative association with a continuous film-forming phase of polymeric coupler, the coupler characterized by the ability to couple with the developing agent of component (ii) to become insoluble in aqueous media; and (ii) an oxidized hydroquinone or aminophenol-type developing agent.
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Tull, J. Photog. Sci. 24, 158 to 167 (1976).
"The Theory of the Photographic Process", Fourth Edition, edited by James, MacMillan Publishing Co., Inc., New York, 1977, pp. 326, 327, 347 and 348.
Costello James A.
E. I. Du Pont de Nemours and Company
Schilling Richard L.
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