Radiation imagery chemistry: process – composition – or product th – Color imaging process – Stabilizing
Patent
1989-12-11
1991-08-06
Bowers, Jr., Charles L.
Radiation imagery chemistry: process, composition, or product th
Color imaging process
Stabilizing
430427, 430428, 430429, G03C 740
Patent
active
050377256
ABSTRACT:
A process for stabilizing the magenta dye image in a photographic color element comprises the step of treating the element after the step of color developing and prior to the step of bleaching or bleach-fixing with an aqueous solution that has a pH in the range of 7 to 10 and contains an effective amount of an alkali metal formaldehyde bisulfite.
REFERENCES:
patent: 2647057 (1953-07-01), Seary et al.
patent: 2885288 (1959-05-01), Beswick et al.
patent: 3676136 (1972-07-01), Mowrey
patent: 3879202 (1975-04-01), Yamaguchi
patent: 4170479 (1979-10-01), Usami
patent: 4837139 (1989-06-01), Kobayashi et al.
patent: 4921779 (1990-05-01), Culliman et al.
patent: 4960682 (1990-10-01), Cullinan et al.
patent: 4975356 (1990-12-01), Cullinan et al.
Cullinan Ann M.
Darmon Charles M.
Henry William G.
Schwartz Paul A.
Bowers Jr. Charles L.
Eastman Kodak Company
Lorenzo Alfred P.
Neville Thomas R.
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