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This work aims at investigating the special application of ZSM‐5/polydimethylsiloxane (PDMS) membrane being used for pervaporation separation of levulinic acid aqueous solutions. The effects of temperature, downstream pressure, feed concentration, and raw material ratio on the separation performance are investigated by self‐made flat‐sheet films. When the flow rate of feed pump remained at 0.4 ml/min...
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