ionic gold extract

Novel Extraction Process for Gold Recovery from

2021 6 7   A novel and sustainable technology to recover gold from thiosulfate medium using ionic liquids, i.e., Cyphos IL 101 Cy IL 101 and Cyphos IL 102 Cy IL 102 diluted in toluene, has been developed. Gold was extracted into the ionic liquid phase as P66614+ 3 Au S2O3 23– and stripped using NaCl solution. The recyclability of ionic liquids has shown promising

Mechanism of gold III extraction using a novel ionic

2015 11 5   In our work, the ionic liquid based aqueous two phase system composed of a novel ionic liquid, 1 hexyl 3 methyl imidazole dodecyl sulfonate C 6 mim C 12 SO 3, and PEG6000 was studied on gold III extraction for the first time.The structure of C 6 mim C 12 SO 3 was shown in Scheme 1. C 6 mim C 12 SO 3 bears the functions of the gold III extractant as

Novel Extraction Process for Gold Recovery from

2021 6 7   A novel and sustainable technology to recover gold from thiosulfate medium using ionic liquids, i.e., Cyphos IL 101 Cy IL 101 and Cyphos IL 102 Cy IL 102 diluted in toluene,

Selective extraction of gold and platinum in

Selective extraction of gold and platinum in water using ionic liquids. A simple two step extraction process N. Papaiconomou, S. Génand Pinaz, J. Leveque and S. Guittonneau, Dalton Trans., 2013, 42, 1979 DOI: 10.1039/C2DT32631K

Extraction of gold III using novel gemini type

Abstract In this study, a novel gemini type benzimidazole ionic liquid C6BIM2 NTf2 2 was synthesized for efficient extract gold III from hydrochloric acid medium. Firstly, a series of parameters e.g., vibrating time, the extractant concentration, acidity and salinity were optimized and obtained the optimal extraction condition. Under this condition, the extraction efficiency

Oxidative leaching of refractory sulphidic gold tailings with

2020 9 1   Recently ionic liquids were employed and considered as potential alternative solvents to extract gold from refractory gold ores. In the acidic ionic liquid Bmim + HSO 4 − aqueous

Extraction of gold III using novel gemini type

Abstract In this study, a novel gemini type benzimidazole ionic liquid C6BIM2 NTf2 2 was synthesized for efficient extract gold III from hydrochloric acid medium. Firstly, a series of

ionic gold extract

The recovery of gold and silver from ore in an ionic liquid is reported for the first time The 1 butyl 3 methyl imidazolium hydrogen sulfate ionic liquid bmim HSO4− was employed with iron iii sulfate oxidant and thiourea added Selective extraction of gold ≥85 and silver ≥60 from powdered ore ofIonic gold is a solution containing kationat gold along with the anions Gold ion solution

Solvent Extraction of Gold using Ionic Liquid

2016 11 10   Solvent extraction processes noble metal ions such as Au, Cu, Zn, Pd, Cd, and other noble metal using volatile organic compounds VOC as solvent. Organic solvents have some undesired properties i

The recovery and selective extraction of gold and

2019 2 8   As showed in Fig. 10, the dicyanamide based ionic liquids extract gold and platinum with nearly the same efficiency than with single solution. The extraction yield is higher than 96% for both metals, very close to those found with single solutions. Removal of platinum from water by precipitation or liquid–liquid extraction and separation

Ionic Liquid Mediated Biosynthesis of Gold Nanoparticles

2016 1 1   This study reports that ionic liquid mediated Elaeis. guineensis oil palm leaves extract can be used for reduction of gold precursor to obtain stable gold nanoparticles AuNPs .E. guineensis leaf extract was prepared by using a mixture of distilled water and 2% aq. ionic liquid 1 Ethyl 3 methylimidazolium chloride as solvents. UV vis spectra of reaction medium

Solvent Extraction of Gold using Ionic Liquid

2016 11 10   Solvent extraction processes noble metal ions such as Au, Cu, Zn, Pd, Cd, and other noble metal using volatile organic compounds VOC as solvent. Organic solvents have some undesired properties i

Selective extraction of gold and platinum in

Selective extraction of gold and platinum in water using ionic liquids. A simple two step extraction process N. Papaiconomou, S. Génand Pinaz, J. Leveque and S. Guittonneau, Dalton Trans., 2013, 42, 1979 DOI: 10.1039/C2DT32631K

Ionic Liquid Mediated Biosynthesis of Gold Nanoparticles

2016 1 1   This study reports that ionic liquid mediated Elaeis. guineensis oil palm leaves extract can be used for reduction of gold precursor to obtain stable gold nanoparticles AuNPs .E. guineensis leaf extract was prepared by using a mixture of distilled water and 2% aq. ionic liquid 1 Ethyl 3 methylimidazolium chloride as solvents. UV vis spectra of reaction medium

Novel Extraction Process for Gold Recovery from

2021 6 7   A novel and sustainable technology to recover gold from thiosulfate medium using ionic liquids, i.e., Cyphos IL 101 Cy IL 101 and Cyphos IL 102 Cy IL 102 diluted in toluene, has been developed. Gold was extracted into the ionic liquid phase as P66614+ 3 Au S2O3 23– and stripped using NaCl solution. The recyclability of ionic liquids has shown promising

Ionic liquid based extraction of flavonoids from Elaeis

2017 9 1   Using a higher concentration of chloroauric acid i.e. 3.81 mM to perform the synthesis reaction and assuming conversion of trivalent gold ions into gold atom; 2.29 10 21

Mechanism of gold III extraction using a novel ionic

2015 11 5   In our work, the ionic liquid based aqueous two phase system composed of a novel ionic liquid, 1 hexyl 3 methyl imidazole dodecyl sulfonate C 6 mim C 12 SO 3, and PEG6000 was studied on gold III extraction for the first time.The structure of C 6 mim C 12 SO 3 was shown in Scheme 1. C 6 mim C 12 SO 3 bears the functions of the gold III extractant as

ionic gold extract

The recovery of gold and silver from ore in an ionic liquid is reported for the first time The 1 butyl 3 methyl imidazolium hydrogen sulfate ionic liquid bmim HSO4− was employed with iron iii sulfate oxidant and thiourea added Selective extraction of gold ≥85 and silver ≥60 from powdered ore ofIonic gold is a solution containing kationat gold along with the anions Gold ion solution

Efficient extraction of gold I from alkaline ..

2018 10 1   Ionic liquid based aqueous biphasic extraction is an environmentally benign technology for separation of various substances. In this study, aqueous biphasic systems ABSs consisting of 1 alkyl 3 methylimidazolium bromide ionic liquids ILs alkyl = butyl, hexyl, and octyl and phosphate based salts were studied for extraction of gold I from alkaline

Extraction of gold III using novel gemini type

Abstract In this study, a novel gemini type benzimidazole ionic liquid C6BIM2 NTf2 2 was synthesized for efficient extract gold III from hydrochloric acid medium. Firstly, a series of parameters e.g., vibrating time, the extractant concentration, acidity and salinity were optimized and obtained the optimal extraction condition. Under this condition, the extraction efficiency

Extraction of gold III using novel gemini type

2021 12 1   In this study, a novel gemini type benzimidazole ionic liquid C 6 BIM 2 NTf 2 2 was synthesized for efficient extract gold III from hydrochloric acid medium. Firstly, a series of parameters e.g., vibrating time, the extractant concentration, acidity and salinity were optimized and obtained the optimal extraction condition.

ionic gold extract

The recovery of gold and silver from ore in an ionic liquid is reported for the first time The 1 butyl 3 methyl imidazolium hydrogen sulfate ionic liquid bmim HSO4− was employed with iron iii

Efficient extraction of gold I from alkaline ..

2018 10 1   Ionic liquid based aqueous biphasic extraction is an environmentally benign technology for separation of various substances. In this study, aqueous biphasic systems ABSs consisting of 1 alkyl 3 methylimidazolium bromide ionic liquids ILs alkyl = butyl, hexyl, and octyl and phosphate based salts were studied for extraction of gold I from alkaline

The recovery and selective extraction of gold and

2019 2 8   As shown in Fig. 3, whatever the ionic liquid used the values of extraction yield exceed 95%, revealing that gold is extracted efficiently from water. In the case of Tf 2 N − based ionic

Extraction of gold III using novel gemini type

2021 12 1   In this study, a novel gemini type benzimidazole ionic liquid C 6 BIM 2 NTf 2 2 was synthesized for efficient extract gold III from hydrochloric acid medium. Firstly, a series of parameters e.g., vibrating time, the extractant concentration, acidity and salinity were optimized and obtained the optimal extraction condition.

Selective extraction of gold and platinum in

Selective extraction of gold and platinum in water using ionic liquids. A simple two step extraction process N. Papaiconomou, S. Génand Pinaz, J. Leveque

Solvent Extraction of Gold using Ionic Liquid

2016 11 10   ionic liquids ils are alternative as substitute of organic solvents because they possess several desirable properties, such as a the ability to

The recovery and selective extraction of gold and

2019 2 8   As showed in Fig. 10, the dicyanamide based ionic liquids extract gold and platinum with nearly the same efficiency than with single solution. The extraction yield is higher than 96% for both metals, very close to those found with single solutions. Removal of platinum from water by precipitation or liquid–liquid extraction and separation