| abstract |
The present invention relates to polymer mixtures including hydrogel-forming polymers capable of absorbing aqueous fluids and prepared by polymerization of olefinically unsaturated carboxylic acids or derivatives thereof together with copolymers of C<SUB>2</SUB>-C<SUB>8 </SUB>olefins or styrenes with anhydrides and also their preparation, use and hygiene articles which include same. |