Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Frédéric Legrand0
Alain Lagrange0
Date of Patent
February 20, 2007
0Patent Application Number
104897330
Date Filed
September 11, 2002
0Patent Primary Examiner
Patent abstract
The invention relates to a cosmetic composition which is intended, in particular, for bleaching human keratin fibers, particularly hair, which have been dyed with oxidation dyes and/or direct dyes. The inventive composition comprises sulphunic acid derivatives having general formula (I) in a cosmetically-acceptable medium, at a pH of between 1.5 and 9. The invention also relates to novel compounds having formula (I), the devices comprising several compartments which are used to dye and bleach the aforementioned fibers and the bleaching method using said composition
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