| abstract |
Cosmetic or pharmaceutical product containing A) at least one mixture of isoalkanes, whose 1 H-NMR spectrum in the range of a chemical shift δ from 0.6 to 1.0 ppm, relative to tetramethylsilane, has an area integral of 25 at 70%, with respect to the total area of integral, which contains at least 70% by weight of alkanes with 8 to 20 carbon atoms, obtained by a process in which a) a mixture of C4 hydrocarbons is supplied, which contains less than 3% by weight of isobutene, b) the hydrocarbon feedstock is subjected to oligomerization in a catalyst containing transition metal, c) the oligomerization product obtained in step b), B) is completely hydrogenated less an active or cosmetically or pharmaceutically effective substance, C) if necessary, at least one other auxiliary substance, acceptable in cosmetics or drugs, other than B). |