Journal of Inorganic Materials, Volume. 37, Issue 4, 387(2022)
Figures & Tables(7)
1. Schematic of introducing ionized amino acids into graphene oxide membranes
2. (a) AFM image and (b) height profile of GO nanosheet, and FESEM images of the surface and cross-section of (c, d) pristine GO, (e, f) Lys(10)-GO, and (g, h) Lys(Na+)(10)-GO membranes
4. XRD patterns of GO, Lys(10)-GO and Lys(Na+)(10)-GO membranes in (a) dry state and (b) wet state, (c) differences in the interlayer spacing of different films in dry and wet states and (d) water contact angle of pristine GO, Lys(10)-GO and Lys(Na+)(10)-GO membranes
5. (a) Permeation flux, separation factor and (b) PSI of composite membranes with different mass ratios of Lys(Lys(Na+)) to GO
6. Separation performance of Lys(10)-GO and Lys(Na+)(10)-GO membranes for separating different water/alcohol mixtures
Table 1. Summary of the performance of membranes for pervaporation dehydration of water/alcohol mixtures
View tableView in ArticleTable 1. Summary of the performance of membranes for pervaporation dehydration of water/alcohol mixtures
Membrane Feed solution Temperature/℃ Permeation flux/(g·m-2·h-1) Separation factor PSI (×105) Reference Lys(Na+)(10)-GO 90% n-butanol 40 2461 1005 24.7 This work 1%IL-GO-PEBA 98% n-butanol 35 478.3 26.7 0.12 [ 14 ]GO-PMDTT 85% n-butanol 40 973 99 0.95 [ 15 ]PDMS-PhTMS/PVDF 85% n-butanol 60 850 1174 9.97 [ 16 ]ZIF-8@PPy30/PDMS 95% n-butanol 40 564.8 70.2 0.39 [ 17 ]Lys(Na+)-GO 90% i-propanol 40 1127 1543 17.4 This work GO-GTA 85% i-propanol 40 700 1800 12.6 [ 18 ]PC-0 88% i-propanol 40 844 711 5.99 [ 19 ]PVA-b-NaY 90% i-propanol 35 5.12 2690 0.14 [ 20 ]Lys(Na+)-GO 90% ethanol 40 882 186 1.63 This work ZIF-8@GO 95% ethanol 40 443.8 22.2 0.09 [ 21 ]PVA- GO 90% ethanol 40 137 263 0.36 [ 22 ]PEGDA-GO 90% ethanol 40 700 70 0.48 [ 23 ]CaGO 90% ethanol 40 430 141 0.6 [ 24 ]GO/ceramic 90% ethanol 40 430 335 1.43 [ 25 ]AZIF-8@PDMS-7 MMM 95% ethanol 40 585.6 17.7 0.10 [ 26 ]
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Paper Information
Category: RESEARCH ARTICLE
Received: Jun. 4, 2021
Accepted: --
Published Online: Jan. 10, 2023
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