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Table 3 Ethanol–water separation performance of other polymeric membranes

From: Membranes for bioethanol production by pervaporation

Other polymeric membrane material Feed concentration (wt. %) Feed temperature (°C) Separation factor Flux (g·m−2·h−1) References
Plasma-polymerized silicone 4 25 1.5–5.2 180–380 [120]
Plasma-polymerized silane compounds 4 25 13.2–16.9 5.3–21 [120]
Polyhydromethylsiloxane oil 4 25 14.4 26 [120]
Plasma-polymerized hexamethyltrisiloxane plasma treated with octadecyldiethoxymethylsilane 4 25 18 15 [120]
PMES 4.4 50 10.5 114 [154]
PMPS 4.1 50 11.7 134 [154]
PPMS 5 40 6.2 1433 [46]
PSI (synthesized from ODMS, PMDA, and MDMS) 10 40 10.6 560 [156]
PSI (synthesized from ODMS, 6FDA, and MDMS) 10 40 3.6 2120 [156]
POMS 4.7 53 8.3 670 [157]
POMS 5 50 3.95 120 [158]
POMS 5 30 5.7 235 [159]
PVTES 9 45 3.8 14,059 [160]
PVTES-DMDES 9 35 5.6 6909.3 [161]
PVTES-HSO 9 35 6.6 8160.1 [161]
PVTES-PDMS 9 35 6.3 539.8 [161]
Structured siloxane-containing copolymer 30 16 7.4 70 [162]
Styrene-g-fluoroalkyl acrylate copolymer/PDMS 8 30 45.9 5 [163]
PFP 4.8 40 7 300 [165]
PEBA 2533 5 23 2.5 118 [166]
Polyphosphazene with substituted –OCH2CF3 group 10 40 6.1 260 [127]
Poly(acrylonitrile-co-methyl acrylate) 25 - 11.03 1.3 [167]
PIM-1 10 60 9.3 1400 [168]
PIM-1 5 65 3.1 700 [20]
Porous PTFE 2 60 2.25 10,592 [170]
PA 20 22 1.6 248 [175]
PVDF (hollow fiber) 5 50 5–7.8 3500–8800 [172]
Trioctylamine liquid membrane immobilized in porous PP hollow fiber 5 54 32 5.1 [173]
Trioctylamine liquid membrane immobilized in porous PP hollow fiber 10 added 2.5 wt. % n-butanol 54 113 17 [51]
SBS (dense) 3 41 5.5 146 [74]
  1. PMES polymethylethoxysiloxane, PMPS polymethylphenylsiloxane, PPMS polyphenylmethylsiloxane), PSI polysiloxaneimides, ODMS α,ω-(bisaminopropyl) dimethylsiloxane, PMDA 1,2,4,5-benzenetetracarboxylic dianhydride, MDMS 1,3-bis(3-aminopropyl)tetramethyldisiloxane, 6FDA 5,5-[2,2,2-trifluoro-1-(trifluoromethyl) ethylidene] bis-1,3-isobenzenefurandione, POMS polyoctylmethyl siloxane, PVTES poly(vinyltriethoxysilane), DMDES dimethyldiethoxysilane, HSO hydroxy silicone oil, PFP perfluoropropane, PEBA poly(ether block amide), PIM polymers of intrinsic microporosity, PTFE polytetrafluoroethylene, PA polyamide, PVDF polyvinylidene fluoride, PP polypropylene, SBS styrene–butadiene block copolymer.