Pervaporation of Ethyl Acetate-Water Mixture through Sago/PVA Blend Membranes Cross-Linked with Glutaraldehyde

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Sago composite membrane possesses a microporous polysulfone substrate were prepared and tested for dehydration of ethyl acetate/water mixture. Sago composite membrane has been cross-linked successfully by glutaraldehyde. The membranes were characterized by Degree of swelling (DS) and scanning electron micrographs (SEM). Pervaporation of ethyl acetate –water mixture was conducted over a range of water concentration (1-4wt %) in feed solution at varied temperature from 30°C to 60°C. Keywords Sago starch: Pervaporation; Ethyl acetate; Polyvinyl alcohol; Composite Membrane;

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167-169

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November 2014

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© 2015 Trans Tech Publications Ltd. All Rights Reserved

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