Radiation imagery chemistry: process – composition – or product th – Color imaging process – Using identified radiation sensitive composition in the...
Patent
1988-01-05
1989-09-19
Michl, Paul R.
Radiation imagery chemistry: process, composition, or product th
Color imaging process
Using identified radiation sensitive composition in the...
430351, 430406, 430419, 430431, 430434, 430462, 430463, 430963, G03C 538, G03C 742, G03C 732
Patent
active
048680982
ABSTRACT:
The processing of exposed silver dye bleach materials by applying, to the uppermost layer of the material, an amount of processing liquid which corresponds to not more than the swelling volume of the material, followed by a heat treatment.
The process is particularly suitable for the production of positive colored images, especially in automatic copying or photographing machines.
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patent: 4138256 (1979-02-01), Chylewski et al.
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Levenson et al., Journal of Scientific Instruments, vol. 27, pp. 170-171 (1950).
Holden et al., Journal of Scientific Instruments, vol. 28, pp. 318-319 (1951).
Jacobs, Photographic Science and Engineering, vol. 1, pp. 63-67 (1958).
Furholz Urs J.
Steiger Rolf
Ciba-Geigy AG
Doody Patrick A.
Michl Paul R.
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