Dye and its solution
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United States of America Patent
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Feb 1, 1994
Grant Date -
N/A
app pub date -
Sep 4, 1991
filing date -
Sep 4, 1990
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Abstract
Disclosed is a dye having a structural formula (I): ##STR1## where n is from 1 to 15, and a solution containing the dye. The dye is highly stable and has a characteristic color hue, and it is insoluble in water. The dye is expected to be useful in various fields of coating materials, dyes cosmetics and food additives.
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