A homogenous film formed from a cross-linked poly(acrylic) acid and a thermoplastic polyurethane composition is disclosed. The film exhibits fluid absorption properties and good mechanical properties. The films provide useful materials for medical and pharmaceutical applications.本發明揭示一種均勻薄膜,其係從一交聯的聚丙烯酸與一熱塑性聚胺基甲酸酯組成物形成。該薄膜具有流體吸收性質及好的機械性質。該薄膜提供一種對醫學及藥學應用有用的材料。