Radiation imagery chemistry: process – composition – or product th – Color imaging process – Using identified radiation sensitive composition in the...
Patent
1995-04-17
1996-08-27
Bowers, Jr., Charles L.
Radiation imagery chemistry: process, composition, or product th
Color imaging process
Using identified radiation sensitive composition in the...
430943, 430430, 430461, 430488, 430490, 430491, 430493, G03C 700, G03C 544, G03C 518, G03C 526
Patent
active
055500099
ABSTRACT:
Color photographic elements are bleached after exposure and development by using a peroxide bleaching solution. This solution comprises a peroxide bleaching agent, chloride ions in an amount of at least 0.35 mol/l, a first acid which is a which is an organic phosphonic acid or a salt thereof, and a second acid which is a 2-pyridinecarboxylic acid or 2,6-pyridinedicarboxylic acid, or a salt thereof. The bleaching solution is stabilized by the presence of the two sequestering acids.
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Haye Shirleyanne E.
Reyes Mayra B.
Bowers Jr. Charles L.
Eastman Kodak Company
Pasterczyk J.
Tucker J. Lanny
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