Removal of silver and copper ions from acidic thiourea solutions with a supported liquid membrane containing D2EHPA as carrier

Separation and Purification Technology

Volumn 28, Issue 3, 2002, Pages 235-244

  Gherrou, A ^a   Kerdjoudj, H ^a   Molinari, R ^b   Drioli, E ^b  

^a UNIVERSITY OF SCIENCES AND TECHNOLOGY HOUARI BOUMEDIENE   (Algeria)

^b UNIVERSITY OF CALABRIA   (Italy)

Author keywords

Copper; D2EHPA; Facilitated transport; Separation; Silver; Thiourea

Indexed keywords

COMPOSITION; COPPER; LEACHING; LIQUID MEMBRANES; MASS TRANSFER; NEGATIVE IONS; SEPARATION; SILVER;

FEED PHASE;

PURIFICATION;

ACID; COPPER; LIQUID-SOLID SEPARATION; MEMBRANE; METAL EXTRACTION; SILVER;

EID: 0036722853     PISSN: 13835866     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1383-5866(02)00080-1     Document Type: Article

References (18)

1. Facilitated co-transport of Ag(I), Cu(II) and Zn(II) ions by using a crown ether as carrier: Influence of the SLM preparation method on ions flux
2. Permeation of iron(III) by an immobilised liquid membrane using Cyanex 923 as mobile carrier
3. Improved techniques in liquid membrane separations: An overview
4. Capabilities of supported liquid membranes for metal speciation in natural waters: Application to copper speciation
5. Stability of supported liquid membranes. State of the art
6. Formation of mixed complexes of Ag(I) with three ligands in aqueous solutions. Systems with thiourea, thiousulphate ion, iodide ion and thiourea, thiocyanate and thioactetamide
7. Electrodialysis of solutions obtained by elution of cyanide complexes from anionic exchange resin by means of acidic thiourea
8. Infra-Red absorption spectra of complexes of thiourea
9. Polarographic studies on aqueous copper(II) solutions with thiourea
10. In stability constants
11. The dissolution of gold in acidic solutions of thiourea
12. Gold recovery from non-metallic secondary raw materials by leaching with thiourea and adsorption on ion exchangers
13. Acidic organophosphorous extractants. XIX. Extraction of Cu(II), Co(II), Ni(II), Zn(II) and Cd(II) by di(2-ethylhexyl)phosphoric acid
14. Equilibrium studies of the extraction of divalent metals from nitrate media di(2-ethylhexyl)phosphoric acid
15. Membrane extraction of silver by di(2-ethylhexyl)phosphoric acid
16. Modeling of the competitive permeation of cobalt and nickel in a di(2-ethylhexyl)phosphoric acid supported liquid membrane process
17. Facilitated co-transport of Ag(I), Cu(II) and Zn(II) ions by using DB18C6 and DA18C6 crown ethers as carriers: Interface behaviour on the ion transport
18. Effect of thiourea on the facilitated transport of silver and copper ions by using a crown ether as carrier