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Permselectivities of polysiloxaneimide membrane for aqueous ethanol mixture in pervaporation

✍ Scribed by J.Y. Lai; Shao-Hua Li; Kueir-Rarn Lee


Publisher
Elsevier Science
Year
1994
Tongue
English
Weight
876 KB
Volume
93
Category
Article
ISSN
0376-7388

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Novel hydrophobic composite membranes made of crosslinked poly(dimethylsiloxane) and poly(methyl hydrogen siloxane) (PDMS-PMHS) with various amounts of catalyst were prepared. Pervaporation experiments with water-ethanol mixtures revealed that an optimum ratio of catalyst to polymer base existed. Bo