| abstract |
The invention relates to a preparation for treating keratin fibers, especially to a cosmetic hair fixative which contains a) at least one cationic amphoteric polymer, constituted of the monomers vinylpyrrolidone, tert . butyl acrylate, methacrylic acid, dimethylaminopropyl methacrylamide and methacryloylethyldimethylethyl ammonium ethyl sulfate, the portion of the methacrylic acid being lower than the portion of the dimethylaminopropyl methacrylamide and the polymer being neutralized with an appropriate acid, b) at least one non-ionic polymer and c) at least one silicon oil. |