The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 10, 2012
Filed:
Dec. 18, 2009
Marie Giafferi, Villemomble, FR;
Marie-pascale Audousset, Asnieres, FR;
Isabelle Schlosser, Paris, FR;
Marie Giafferi, Villemomble, FR;
Marie-Pascale Audousset, Asnieres, FR;
Isabelle Schlosser, Paris, FR;
L'Oreal S.A., Paris, FR;
Abstract
The present disclosure relates to a composition for the oxidation dyeing of keratin fibers, for example, human keratin fibers such as the hair, intended to be mixed at the time of use with an oxidizing agent, comprising: A) at least one oxidation base chosen from para-aminophenols and the addition salts thereof with an acid; B) at least one additional dye precursor different from the at least one oxidation base defined in A); and C) dipropylene glycol; wherein: the at least one oxidation base is present in an amount of greater than or equal to 1.5% by weight, relative to the total weight of the composition; and the dipropylene glycol is present in an amount of greater than or equal to 3.5% by weight, relative to the total weight of the composition.