Silver halide multilayer color reversal photographic material having improved color reproducibility
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United States of America Patent
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Jun 18, 1991
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N/A
app pub date -
Jul 17, 1989
filing date -
Jul 19, 1988
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Expired
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Abstract
A silver halide multilayer color reversal photographic material having improved color reproducibility comprises, in a blue-sensitive silver halide emulsion layer, the combination of a monomethine cyanine spectral sensitizing dye and a thiazole quaternary salt having attached to a quaternary nitrogen atom thereof an alkenyl group having a double bond in the .beta.-position.
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