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US 12,648,897 B2Granted
Composition for the simultaneous bleaching and dyeing of keratin fibres and process employing this composition
AssigneeL'oreal
InventorsStéphane Blais, Stéphane Sabelle, Rahma Benni
Life of this patent
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Abstract
The present invention relates to a composition for simultaneous bleaching and dyeing of keratin fibres, comprising at least one chemical oxidizing agent, at least one (bi)carbonate, at least one silicate and at least one direct dye, and also to a process for simultaneous bleaching and dyeing of keratin fibres employing this composition.
Claims20
A composition, comprising:
- i) at least one chemical oxidizing agent chosen from hydrogen peroxide, hydrogen peroxide-generating systems other than peroxygenated salts, or mixtures of two or more thereof;
- ii) at least one compound chosen from carbonates, carbonate-generating systems, bicarbonates, bicarbonate-generating systems, or mixtures of two or more thereof;
- iii) at least one silicate;
- and
- iv) at least one direct dye;
- wherein the composition is devoid of persulfates.
3 more elements
A method comprising:
- (a) mixing a composition (A) with a composition (B1), or
- (b) mixing the composition (A), a composition (B2), and a composition (C),
- wherein the composition (A) comprises:
- i) at least one chemical oxidizing agent chosen from hydrogen peroxide, hydrogen peroxide-generating systems other than peroxygenated salts, or mixtures of two or more thereof, wherein the composition (A) is devoid of persulfates;
- wherein the composition (B1) comprises:
- ii) at least one compound chosen from carbonates, carbonate-generating systems, bicarbonates, bicarbonate-generating systems, or mixtures of two or more thereof;
- iii) at least one silicate;
- and
- iv) at least one direct dye;
- wherein the composition (B2) comprises:
- ii) at least one compound chosen from carbonates, carbonate-generating systems, bicarbonates, bicarbonate-generating systems, or mixtures of two or more thereof;
- and
- iii) at least one silicate, and
- wherein the composition (C) comprises iv) at least one direct dye.
11 more elements
A kit comprising:
- a first compartment comprising a composition (A) comprising:
- i) at least one chemical oxidizing agent chosen from hydrogen peroxide, hydrogen peroxide-generating systems other than peroxygenated salts, or mixtures of two or more thereof, wherein the composition (A) is devoid of persulfates;
- and
- a second compartment comprising a composition (B) comprising:
- ii) at least one compound chosen from carbonates, carbonate-generating systems, bicarbonates, bicarbonate-generating systems, or mixtures of two or more thereof;
- iii) at least one silicate;
- and
- iv) optionally at least one direct dye;
- and
- wherein the kit optionally comprises a composition (C) comprising iv) at least one direct dye.
7 more elements
Dependencies are inferred from the claim text.