Organic compounds for use in a dye diffusion transfer process and photographic elements incorporating them
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United States of America Patent
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Aug 8, 1989
Grant Date -
N/A
app pub date -
Mar 9, 1988
filing date -
Mar 19, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A photographic silver halide emulsion material for carrying out a dye diffusion transfer process which material contains a compound that is capable of releasing a diffusible light-fast azo dye from a non-diffusible carrier moiety, wherein said dye contains the following group: --Ar.sup.1 --SO.sub.2 NR--Ar.sup.2 --NR--SO.sub.2 -- as defined herein.
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Cited Art Landscape
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