The role of S(II) and Pb(II) in xanthate flotation of smithsonite: Surface properties and mechanism

The role of S(II) and Pb(II) in xanthate flotation of smithsonite: Surface properties and mechanism Applied Surface Science 442 (2018) 92–100 Contents lists available at ScienceDirect Applied Surface Science journal homepage: www.elsevier.com/locate/apsusc Full Length Article The role of S(II) and Pb(II) in xanthate flotation of smithsonite: Surface properties and mechanism Kai Jia, Qiming Feng, Guofan Zhang , Wanying Ji, Wukai Zhang, Bingqian Yang School of Mineral Processing and Bioengineering, Central South University, Changsha 410083, Hunan, China ar ti c l e i nf o ab stra ct Article history: Smithsonite is a readily dissolvable carbonate mineral that is naturally hydrophilic, making recovery of Received 7 November 2017 this ore by flotation difficult. The flotation results showed that conditioning with only sodium sulfide Revised 7 February 2018 (Na S) did not successfully allow the smithsonite samples to float, whereas treatment with a combination Accepted 12 February 2018 of S(II), Pb(II) and xanthate (with Na S as the sulfurizing reagent, lead ions (Pb(II)) as the activator, and Available online 14 February 2018 xanthate as the collector) improved the flotation of smithsonite, achieving a mass recovery of 95.8%. A combination of analytical techniques, including X-ray diffraction (XRD), atomic force microscopy Keywords: (AFM) and X-ray photoelectron spectroscopy (XPS), in conjunction with depth profiling, was used to Smithsonite investigate http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Applied Surface Science Elsevier

The role of S(II) and Pb(II) in xanthate flotation of smithsonite: Surface properties and mechanism

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Publisher
Elsevier
Copyright
Copyright © 2018 Elsevier B.V.
ISSN
0169-4332
eISSN
1873-5584
D.O.I.
10.1016/j.apsusc.2018.02.132
Publisher site
See Article on Publisher Site

Abstract

Applied Surface Science 442 (2018) 92–100 Contents lists available at ScienceDirect Applied Surface Science journal homepage: www.elsevier.com/locate/apsusc Full Length Article The role of S(II) and Pb(II) in xanthate flotation of smithsonite: Surface properties and mechanism Kai Jia, Qiming Feng, Guofan Zhang , Wanying Ji, Wukai Zhang, Bingqian Yang School of Mineral Processing and Bioengineering, Central South University, Changsha 410083, Hunan, China ar ti c l e i nf o ab stra ct Article history: Smithsonite is a readily dissolvable carbonate mineral that is naturally hydrophilic, making recovery of Received 7 November 2017 this ore by flotation difficult. The flotation results showed that conditioning with only sodium sulfide Revised 7 February 2018 (Na S) did not successfully allow the smithsonite samples to float, whereas treatment with a combination Accepted 12 February 2018 of S(II), Pb(II) and xanthate (with Na S as the sulfurizing reagent, lead ions (Pb(II)) as the activator, and Available online 14 February 2018 xanthate as the collector) improved the flotation of smithsonite, achieving a mass recovery of 95.8%. A combination of analytical techniques, including X-ray diffraction (XRD), atomic force microscopy Keywords: (AFM) and X-ray photoelectron spectroscopy (XPS), in conjunction with depth profiling, was used to Smithsonite investigate

Journal

Applied Surface ScienceElsevier

Published: Jun 1, 2018

References

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