The addition of pullulan influenced the swelling behaviour of the blend films at pH 1.2 and 6.8. The higher the fraction of pullulan in the blend films the earlier the films eroded. These results demonstrate that the polysaccharide pullulan had a major impact on the Eudragit® NM-L55 blend film. It turned out that a fraction of up to 20 % pullulan…[Read more]