Summary
Blend membrane consisting of poly(vinyl alcohol)(PVA) and chitosan was prepared from solvent casting technique for effective separation of ethanol-water mixture by pervaporation. Selectivity toward water and the flux through the blend membrane, crosslinked with glutaraldehyde at the concention of 4×10-6 mol/g, were∼450 and 0.47 kg/m2.hr, respectively.
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Lee, Y.M., Nam, S.Y. & Kim, J.H. Pervaporation of water-ethanol through poly(vinyl alcohol)/chitosan blend membrane. Polymer Bulletin 29, 423–429 (1992). https://doi.org/10.1007/BF00944840
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DOI: https://doi.org/10.1007/BF00944840