Membranes were prepared from modified Udel P-3500 polysulphone having methyl carboxylate groups, of which the degree of substitution ranged from 0.05 to 1.90 ester groups per repeat unit. The membranes showed permselectivity towards water in the pervaporation of aqueous alcohol solutions
Посилання на статтю:
Modified polysulphone membranes: 1. Pervaporation of water/alcohol mixtures through modified polysulphone membranes having methyl ester moiety* / Masakazu Yoshikawat, Hirohisa Hara and Masataka Tanigaki // Polymer. – 1992. – Vol 33. – P. 4805-4813.