Dyeing method using a composition comprising an ortho-diphenol and comprising a wiping, drying or non rinsing stage
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United States of America Patent
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Dec 28, 2010
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app pub date -
Dec 14, 2009
filing date -
Dec 12, 2008
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Abstract
The disclosure relates to methods for dyeing keratinous fibers by treatment of said fibers with i) at least entity chosen from ortho-diphenol and derivatives thereof, ii) at least one metal salt, iii) hydrogen peroxide or at least one system which generates hydrogen peroxide and iv) at least one (bi)carbonate, said method additionally involving an intermediate wiping and/or drying and/or non rinsing stage.
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