Radiation imagery chemistry: process – composition – or product th – Color imaging process – Using identified radiation sensitive composition in the...
Patent
1996-03-29
1998-06-30
Huff, Mark F.
Radiation imagery chemistry: process, composition, or product th
Color imaging process
Using identified radiation sensitive composition in the...
430430, 430461, 430943, 430488, 430491, 430490, 430493, G03C 544, G03C 512
Patent
active
057732027
ABSTRACT:
A simple and effective bleaching method includes the use of a bleaching solution including a peroxide bleaching agent and chloride ion in an amount of at least 0.35 mol/l. An organic phosphonic acid or tertiary aminocarboxylic acid can also be present for stability. The method is useful for bleaching color photographic films containing at least 20 mol % silver bromide and from 0 to about 0.5 mol % silver iodide in at least one silver halide emulsion.
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Research Disclosure, Jan., 1981, p. 6, No. 2011, by C.R. Coppel et al.
Buchanan John Michael
Cole David Leroy
Haye Shirleyanne Elizabeth
O'Toole Terrence Robert
Huff Mark F.
Tucker J. Lanny
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