Selective Recovery of Platinum (IV) from HCl Solutions Using 2-Ethylhexylamine as a Precipitant
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials
2.2. Metal Precipitation Experiments Using 2EHA
2.3. Metal Precipitation from Base Metal-Containing Solutions
2.4. 2EHA Recovery by Porous Resins
2.5. Metal Precipitation and 2EHA Recovery from Metal-Containing Solution
2.6. Preparation of 2EHA-Containing Precipitate
2.7. Measurements
3. Results
3.1. Metal Precipitation Experiments
3.2. Separation of Pt(IV) from Base Metals
3.3. Recovery of 2EHA from HCl Solutions
3.4. Analysis of Pt(IV)-Containing Precipitate
3.5. Mechanism of Selective Pt(IV) Precipitation
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
- Alonso, E.; Field, F.R.; Kirchain, R.E. Platinum availability for future automotive technologies. Environ. Sci. Technol. 2012, 46, 12986–12993. [Google Scholar] [CrossRef] [PubMed]
- Khaliq, A.; Rhamdhani, M.A.; Brooks, G.; Masood, S. Metal extraction processes for electronic waste and existing industrial routes: A review and Australian perspective. Resources 2014, 3, 152–179. [Google Scholar] [CrossRef] [Green Version]
- Froehlich, P.; Lorenz, T.; Martin, G.; Brett, B.; Bertau, M. Valuable metals—Recovery processes, current trends, and recycling strategies. Angew. Chem. Int. Ed. 2017, 56, 2544–2580. [Google Scholar] [CrossRef] [PubMed]
- Kašpar, J.; Fornasiero, P.; Hickey, N. Automotive catalytic converters: Current status and some perspectives. Catal. Today 2003, 77, 419–449. [Google Scholar] [CrossRef]
- Hagelüken, C. Recycling the platinum group metals: A European perspective. Platin. Met. Rev. 2012, 56, 29–35. [Google Scholar] [CrossRef]
- Rzelewska-Piekut, M.; Regel-Rosocka, M. Separation of Pt (IV), Pd (II), Ru (III) and Rh (III) from model chloride solutions by liquid-liquid extraction with phosphonium ionic liquids. Sep. Purif. Technol. 2019, 212, 791–801. [Google Scholar] [CrossRef]
- Narita, H.; Tanaka, M.; Morisaku, K. Palladium extraction with N,N,N′,N′-tetra-n-octyl-thiodiglycolamide. Miner. Eng. 2008, 21, 483–488. [Google Scholar] [CrossRef]
- Ortet, O.; Paiva, A.P. Development of tertiary thioamide derivatives to recover palladium (II) from simulated complex chloride solutions. Hydrometallurgy 2015, 151, 33–41. [Google Scholar] [CrossRef]
- Sun, P.P.; Lee, J.Y.; Lee, M.S. Separation of Pt (IV) and Rh (III) from chloride solution by solvent extraction with amine and neutral extractants. Mater. Trans. 2011, 52, 2071–2076. [Google Scholar] [CrossRef] [Green Version]
- Cieszynska, A.; Wieczorek, D. Extraction and separation of palladium (II), platinum (IV), gold (III) and rhodium (III) using piperidine-based extractants. Hydrometallurgy 2018, 175, 359–366. [Google Scholar] [CrossRef]
- Gupta, B.; Singh, I. Extraction and separation of platinum, palladium and rhodium using Cyanex 923 and their recovery form real samples. Hydrometallurgy 2013, 134–135, 11–18. [Google Scholar] [CrossRef]
- Truong, H.T.; Lee, M.S.; Senanayake, G. Separation of Pt (IV), Rh (III) and Fe (III) in acid chloride leach solutions of glass scraps by solvent extraction with various extractants. Hydrometallurgy 2018, 175, 232–239. [Google Scholar] [CrossRef]
- Bernardis, F.L.; Grant, R.A.; Sherrington, D.C. A review of methods of separation of the platinum-group metals through their chloro-complexes. React. Funct. Polym. 2005, 65, 205–217. [Google Scholar] [CrossRef]
- Rydberg, J.; Cox, M.; Musikas, C.; Choppin, G.R. Solvent Extraction Principles and Practice, 2nd ed.; Marcel Dekker Inc.: New York, NY, USA, 2004. [Google Scholar]
- Nikoloski, A.N.; Ang, K.L. Review of the application of ion exchange resins for the recovery of platinum-group metals from hydrochloric acid solutions. Miner. Process. Extract. Metall. Rev. 2014, 35, 369–389. [Google Scholar] [CrossRef]
- Crundwell, F.K.; Moats, M.S.; Ramachandran, V.; Robinson, T.G.; Davenport, W.G. Extractive Metallurgy of Nickel, Cobalt and Platinum Group Metals; Elsevier: Amsterdam, The Netherlands, 2011. [Google Scholar]
- Matsumoto, K.; Yamakawa, S.; Jikei, M. Selective recovery of platinum (IV) from palladium (II)-containing solution using 4-(hexyloxy)aniline. Chem. Lett. 2017, 46, 22–24. [Google Scholar] [CrossRef]
- Matsumoto, K.; Yamakawa, S.; Sezaki, Y.; Katagiri, H.; Jikei, M. Preferential precipitation and selective separation of Rh(III) from Pd(II) and Pt(IV) using 4-alkylanilines as precipitants. ACS Omega 2019, 4, 1868–1873. [Google Scholar] [CrossRef] [PubMed] [Green Version]
- Matsumoto, K.; Hata, Y.; Sezaki, Y.; Katagiri, H.; Jikei, M. Highly selective Rh(III) recovery from HCl solutions using aromatic primary diamines via formation of three-dimensional ionic crystals. ACS Omega 2019, 4, 14613–14620. [Google Scholar] [CrossRef] [PubMed] [Green Version]
- Matsumoto, K.; Yamakawa, S.; Haga, K.; Ishibashi, K.; Jikei, M.; Shibayama, A. Selective and preferential separation of rhodium (III) from palladium (II) and platinum (IV) using a m-phenylene diamine-containing precipitant. Sci. Rep. 2019, 9, 12414. [Google Scholar] [CrossRef] [PubMed] [Green Version]
- Matsumoto, K.; Sezaki, Y.; Yamakawa, S.; Hata, Y.; Jikei, M. Selective and mutual separation of palladium (II), platinum (IV), and rhodium (III) using aliphatic primary amines. Metals 2020, 10, 324. [Google Scholar] [CrossRef] [Green Version]
- Jóźwiak, W.K.; Maniecki, T.P. Influence of atmosphere kind on temperature programmed decomposition of noble metal chlorides. Thermochim. Acta 2005, 435, 151–161. [Google Scholar] [CrossRef]
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Matsumoto, K.; Sezaki, Y.; Hata, Y.; Jikei, M. Selective Recovery of Platinum (IV) from HCl Solutions Using 2-Ethylhexylamine as a Precipitant. Separations 2021, 8, 40. https://doi.org/10.3390/separations8040040
Matsumoto K, Sezaki Y, Hata Y, Jikei M. Selective Recovery of Platinum (IV) from HCl Solutions Using 2-Ethylhexylamine as a Precipitant. Separations. 2021; 8(4):40. https://doi.org/10.3390/separations8040040
Chicago/Turabian StyleMatsumoto, Kazuya, Yuto Sezaki, Yuki Hata, and Mitsutoshi Jikei. 2021. "Selective Recovery of Platinum (IV) from HCl Solutions Using 2-Ethylhexylamine as a Precipitant" Separations 8, no. 4: 40. https://doi.org/10.3390/separations8040040
APA StyleMatsumoto, K., Sezaki, Y., Hata, Y., & Jikei, M. (2021). Selective Recovery of Platinum (IV) from HCl Solutions Using 2-Ethylhexylamine as a Precipitant. Separations, 8(4), 40. https://doi.org/10.3390/separations8040040