Oxidation hair dyes containing 3-aminophenol derivatives, and novel 3-aminophenol derivatives
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United States of America Patent
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Jul 18, 2006
Grant Date -
Oct 14, 2004
app pub date -
Apr 24, 2002
filing date -
Aug 25, 2001
priority date (Note) -
Expired
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Abstract
The object of the present patent application are agents for dyeing keratin fibers based on a developer-coupler combination and characterized in that they contain at least one 3-aminophenol derivative of formula (I) or a physiologically compatible, water-soluble salt thereof ##STR00001## wherein R1 denotes a group of the formula ##STR00002## or a group of the formula ##STR00003## as well as novel 3-aminophenol derivatives.
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