Disperse azo dyes
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United States of America Patent
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Apr 2, 2013
Grant Date -
Nov 22, 2012
app pub date -
Dec 23, 2010
filing date -
Dec 23, 2009
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Abstract
Novel disperse azo dyes of formula (I), and processes for preparation thereof. These dyes possess superior washing fastness, sublimation fastness and light fastness.
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