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Table 4 Comparison of pervaporation and VSVP process for butanol recovery from butanol/water solution

From: A novel close-circulating vapor stripping-vapor permeation technique for boosting biobutanol production and recovery

Method/membrane used Butanol titer (g/L) Flux (g/m2 h) Butanol separation factor Temperature (feed solution, membrane), (°C) References
Feed Permeate Total Butanol
PV/PDMS 15.0 216.5 287.3 62.2 19.3 80, 80 [31]
PV/PDMS 10 307.9 80 26.5 49 78, 78 [32]
PV/PDMSa 19.9 361.7 132 52.1 32 37, 37 [22]
PV/PDMSa 34.7 365.9 ~ 2260 ~ 904 22 50, 50 [34]
PV/PDMSa 9.98 ~ 293.4 159.6 48.4 43.1 30, 30 [23]
PV/PDMSa 15.0 325.5 769.6 249 35.2 80, 80 [31]
VSVPb/PMP 9.98 340.6 42 12.5 58.1 35, 35 [28]
VSVPb/PTMSP 9.98 262.8 120 33.6 38.5 35, 35 [28]
VSVP/PDMS 15.0 344.0 90.3 33.8 39.1 37, 37 This study
VSVP/PDMS 15.0 591.2 117.7 80.7 142.7 70, 0 This study
  1. aMembrane with supporting materials
  2. bNon-circulatory process