Oxidation dyeing process using a substrate bearing at least one oxidation dye and an aqueous composition
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United States of America Patent
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Oct 30, 2018
Grant Date -
Nov 3, 2016
app pub date -
Dec 29, 2014
filing date -
Dec 27, 2013
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Abstract
The present invention relates to the field of dyeing keratin fibers and more particularly to the field of hair dyeing. The present invention relates to a process for the oxidation dyeing of keratin fibers, in particular human keratin fibers such as the hair, which consists in using on the said fibers i) a substrate comprising on its surface one or more oxidation dyes, and ii) an aqueous composition comprising one or more oxidizing agents. The present invention also relates to a process for preparing the said substrate thus pretreated.
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