Dyeing composition for keratin fibers
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United States of America Patent
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Apr 29, 2014
Grant Date -
Oct 3, 2013
app pub date -
Dec 23, 2011
filing date -
Dec 27, 2010
priority date (Note) -
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Abstract
Present invention relates to dyeing composition for keratin fibers especially human hair comprising cationic anthrachinone dye. The first object of the present invention is a dyeing composition for keratin fibers especially human hair resulting from mixing of two parts A and B wherein part A has an alkaline pH and comprises at least one cationic antraquinone dye and at least one additional dyestuff selected from direct and oxidative dyes and part B has an acidic pH and comprises at least one oxidizing agent.
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