abstract |
The invention relates to cosmetic and pharmaceutical compositions containing at least one emulsifier comprising n a) at least one alkyl chain and/or alkenyl chain having at least 28 carbon atoms obtainable by polymerization of (C 2 -C 5 )-alkenes and which is linked with n b) at least one carboxylic acid, carboxylic acid derivative, carboxylic anhydride, carboxylic anhydride derivative, ester and/or amide group. n Particularly preferred emulsifiers are alkenylsuccinic anhydrides according to formula (1) and derivatives thereof, n n n in which n is equal to or greater than 4. |