COSMETIC COMPOSITION COMPRISING A CATIONIC COPOLYMER

The first aspect of the present invention relates to a cosmetic composition comprising: (i) a copolymer comprising: (A) from 0.1 mol-% to 99.9 mol-% of one or more cationic structural units (A); and (B) from 0.1 mol-% to 99.9 mol-% of one or more macromonomeric structural units (B); and (ii) a cosmetically acceptable component; wherein the one or more cationic structural units (A) are represented by the general formulae (I) and/or (II) and the one or more macromonomeric structural units (B) are represented by the general formula (III). Preferably the composition is a shampoo for cleansing keratin fibres, more preferably is a hair cleansing composition. The invention also relates to a method of using a cosmetic composition comprising applying the composition according to first aspect to keratinous material. The invention also relates to Use of a cosmetic composition for volumising keratinous fibres, wherein the cosmetic composition is according to the first aspect. The invention also relates to a process for formulating a cosmetic composition comprising providing a copolymer and a cosmetically acceptable component and mixing the copolymer and a cosmetically acceptable component together to form a cosmetic composition.