Effect of solvent evaporation conditions
โ
A. Yamasaki; R. K. Tyagi; A. E. Fouda; T. Matsuura; K. Jonasson
๐
Article
๐
1999
๐
John Wiley and Sons
๐
English
โ 189 KB
๐ 2 views
Asymmetric polysulfone membranes were prepared by the phase inversion technique under different solvent evaporation conditions prior to the gelation step. The membranes were cast from the two component system of polymer and N,N-dimethylacetamide in which the polymer concentration was changed from 25