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US 10,517,811 B2Granted
Composition comprising at least one anionic associative polymer, at least one anionic fixing polymer and at least one starch
AssigneeL'oreal
InventorsAnne-Sophie Brac De La Perriere, Audrey Gilles
Life of this patent
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Abstract
The present invention relates to a composition comprising one or more particular anionic associative polymers, one or more particular anionic fixing polymers and one or more starches or modified starches. The present invention also relates to the use of the abovementioned composition for styling keratin fibres, preferably the hair. Finally, the invention relates to a process for treating keratin fibres, preferably the hair, using the abovementioned composition.
Claims12
A composition comprising:
- i) at least one anionic associative polymer,
- ii) at least one or anionic fixing polymer,
- iii) at least one starch or modified starch,
- the anionic associative polymer comprising at least one unit of formula (I) and at least one unit of formula (II) below:
- with R1 and R2, independently of each other, representing a hydrogen atom or a methyl group,
- R3 representing a C8-C30 alkyl radical,
- M1 representing a hydrogen atom or a physiologically acceptable cation,
- A1 representing a group —(CH2CH2O)x—, x being an integer ranging from 5 to 35, a group —(CH2CHMeO)y—, y being an integer ranging from 5 to 35, or a group —(CH2CH2O)x—(CH2CHMeO)y—, the sum x+y being an integer ranging from 5 to 35 with x and y being greater than 0, and
- the anionic fixing polymer comprising at least one unit of formula (III) and at least one unit of formula (IV) below:
- with R6 and R7, independently of each other, representing a hydrogen atom or a methyl group, and
- M2 representing a hydrogen atom or a physiologically acceptable cation.
8 more elements
A method for the cosmetic treatment of keratinous fibers, in particular human keratinous fibers, the method comprising:
- applying to the human keratinous fibers a composition comprising:
- i) at least one anionic associative polymer,
- ii) at least one or anionic fixing polymer,
- iii) at least one starch or modified starch,
- the anionic associative polymer comprising at least one unit of formula (I) and at least one unit of formula (II) below:
- with R1 and R2, independently of each other, representing a hydrogen atom or a methyl group,
- R3 representing a C8-C30 alkyl radical,
- M1 representing a hydrogen atom or a physiologically acceptable cation,
- A1 representing a group —(CH2CH2O)x—, x being an integer ranging from 5 to 35, a group —(CH2CHMeO)y—, y being an integer ranging from 5 to 35, or a group —(CH2CH2O)x—(CH2CHMeO)y—, the sum x+y being an integer ranging from 5 to 35 with x and y being greater than 0, and
- the anionic fixing polymer(s) comprising at least one unit of formula (III) and at least one unit of formula (IV) below:
- with R6 and R7, independently of each other, representing a hydrogen atom or a methyl group, and
- M2 representing a hydrogen atom or a physiologically acceptable cation.
9 more elements
Dependencies are inferred from the claim text.