Oxidative dyeing compositions comprising an 1-hexyl/heptyl-4,5-diaminopyrazole and a pyridine and derivatives thereof
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United States of America Patent
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Jun 11, 2013
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Feb 16, 2012
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Feb 22, 2011
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Abstract
A composition for the oxidative dyeing of keratin fibers, in particular human keratin fibers, comprising (A) a 1-hexyl/heptyl-4,5-diaminopyrazole compound of the general formula (I), its physiologically compatible water-soluble salt, or mixtures thereof; (B) a pyridine compound of the general formula (II), its physiologically compatible water-soluble salt, or mixtures thereof; and (C) an oxidizing agent.
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