abstract |
The invention relates to a cosmetic composition for treating keratinous material, in particular keratinous fibers, containing (a) at least one silane of the formula (I), (b) at least one silane that has at least one structural unit of the formula (II), (c) at least one silane that has at least one structural unit of the formula (III), and (d) at least one silane that has at least one structural unit of the formula (IV). |