Separation and enrichment of Rb(I) in dicyclohexano 18 crown 6(DCH18C6)/PVC polymer inclusion membrane assisted by electric field

Recent Advances in the Selective Transport and Recovery of Metal Ions using Polymer Inclusion Membranes

“…Neutral or solvating carriers Base polymers Plasticizers Target metal species TOPO CTA+TTA -Li (I) [22] TBP CTA 2-NPOE La (III) [85] TPDGA/THDGA/TDDGA CTA 2-NPOE Am (III), Pu (IV), U (II), and Th (IV) [86] Cyphos IL 104/Cyphos IL 101/Cyphos IL 167 CTA/PVC 2-NPOE Zn (II) [49] Cyphos IL 104 CTA 2-NPOE Cd (II), [87] Zn (II) [ 49,88] PVDF-HFP 2-NPOE Au (III) [89] PVDF-HFP -Lu (III) and Yb (III) [90] Cyphos IL 101 CTA 2-NPPE Cd (II), Co (II), and Ni (II) [91] CTA 2-NPOE Cu (II) and Cd (II), [92] Zn (II), [ 49,88] Cr (VI) [60] PVC 2-NPOE Cr (VI) [60] PVDF-HFP 2-NPOE V (V) [ 47,93] Cr (VI) [60] P 88812 Cl PVDF-HFP 2-NPOE Pd (II), [94] Pt (IV), and Pd (II) [95] 1-octanol PVC -Cr (VI) [37] highly selective separation and recovery of Li (I) from K (I) and Na (I) (Figure 4). [ 24,50,99,100] Pb (II), Zn (II), Cd (II), Ni (II), Cu (II), and Co (II) [ 101] Calix [4]resorcinarenes CTA 2-NPOE Zn (II) [ 102] Diglycolamide-functionalized calix [4]arene CTA 2-NPOE Am (III), Pu (IV), U (II), and Th (IV) [98] Dicyclohexano 18 crown 6 PVC TOPO Rb (I) [ 103] Alkyl (aliphatic) resorcinarene derivative CTA 2-NPPE Pb (II), Cd (II), and Zn (II) [ 104] 1-alkyl-2-methylimidazole CTA 2-NPPE Cu (II), Co (II), Ni (II), and Zn (II) [97] Alkylimidazoles CTA 2-NPPE Cu (II), Zn (II), Co (II), and Ni (II) [ 105] Cyanex 923 and LIX-54-100 as carriers was fabricated by Paredes et al [15] for the selective transport of Li (I) from natural seawater. The permeability coefficient for Li (I) is 2.1 × 10 −5 m s...…”