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US 12,677,921 B2Granted
Device for the oxidation dyeing of keratin fibres
AssigneeL'oreal
InventorsMladen Milic, David Seneca
Life of this patent
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Abstract
The present invention relates to a device (1) for dyeing keratin fibres, comprising at least two compartments (2) and (3), the first compartment (2) comprising a first composition (A) comprising oxidation dyes and the second compartment (3) comprising a second composition (B) comprising chemical oxidizing agents. Said device allows easy mixing of the compositions contained in said compartments at the time of use.
Claims19
A device comprising at least two compartments:
- i) a first compartment comprising a first composition comprising:
- one or more oxidation dyes, and
- one or more acrylic anionic associative polymers;
- ii) a second compartment comprising a second composition comprising:
- one or more chemical oxidizing agents,
- one or more fatty alcohols and/or one or more nonionic surfactants, and
- optionally one or more polyols,
- said device being configured to allow said first and second compartments to be placed in communication so as to enable the mixing of said compositions in one of said first and second compartments.
5 more elements
Dependencies are inferred from the claim text.