Pyrogallic acid as depressant for flotation separation of pyrite from chalcopyrite under low-alkalinity conditions

Lü, 2018, Separation of chalcopyrite and pyrite from a copper tailing by ammonium humate, Chin. J. Chem. Eng., 26, 1814, 10.1016/j.cjche.2018.02.014 Luo, 1993, The interaction of thioglycolic acid and pyrite, Coal. Sci. Technol., 21, 55, 10.1016/B978-0-444-81476-0.50013-2 Xian, 2015, Floatability and oxidation of pyrite with different spatial symmetry, Miner. Eng., 72, 94, 10.1016/j.mineng.2014.12.016 Ejtemaei, 2017, Characterisation of sphalerite and pyrite surfaces activated by copper sulphate, Miner. Eng., 100, 223, 10.1016/j.mineng.2016.11.005 Agorhom, 2014, Diethylenetriamine depression of Cu–activated pyrite hydrophobised by xanthate, Miner. Eng., 57, 36, 10.1016/j.mineng.2013.12.010 Cheng, 2013, Application of TG-FTIR to study SO2 evolved during the thermal decomposition of coal–derived pyrite, Thermochim. Acta, 555, 1, 10.1016/j.tca.2012.12.025 Sarquís, 2014, Tannins: the organic depressants alternative in selective flotation of sulfides, J. Clean Prod., 84, 723, 10.1016/j.jclepro.2014.08.025 Chen, 2011, Cu–S flotation separation via the combination of sodium humate and lime in a low pH medium, Miner. Eng., 24, 58, 10.1016/j.mineng.2010.09.021 Li, 2012, Depression of pyrite in alkaline medium and its subsequent activation by copper, Miner. Eng., 26, 64, 10.1016/j.mineng.2011.11.001 Zhao, 2015, DFT study of interactions between calcium hydroxyl ions and pyrite, marcasite, pyrrhotite surfaces, Appl. Surf. Sci., 355, 577, 10.1016/j.apsusc.2015.07.081 Park, 2020, A Review of Recent Advances in Depression Techniques for Flotation Separation of Cu–Mo Sulfides in Porphyry Copper Deposits, Metals, 10, 1269, 10.3390/met10091269 Park, 2020, Flotation Separation of Chalcopyrite and Molybdenite Assisted by Microencapsulation Using Ferrous and Phosphate Ions: Part I, Selective Coating Format. Metals, 10, 1667 Laskowski, 2017, Effect of seawater main components on frothability in the flotation of Cu-Mo sulfide ore, Physicochem. Probl. Mineral Pro., 50, 17 Zhao, 2016, The interaction of cyanide with pyrite, marcasite and pyrrhotite, Miner. Eng., 95, 131, 10.1016/j.mineng.2016.03.015 Guo, 2016, Electrochemical and spectroscopic studies of pyrite–cyanide interactions in relation to the depression of pyrite flotation, Miner. Eng., 92, 78, 10.1016/j.mineng.2016.03.003 Bao, 2014, Cyanide chemistry and its effect on mineral flotation, Miner. Eng., 66, 25 Khmeleva, 2005, Depressing mechanisms of sodium bisulphite in the collectorless flotation of copper-activated sphalerite, Int. J. Miner. Process., 76, 43, 10.1016/j.minpro.2004.10.001 Khmeleva, 2006, Depression mechanisms of sodium bisulphite in the xanthate–induced flotation of copper activated sphalerite, Int. J. Miner. Process., 79, 61, 10.1016/j.minpro.2005.12.001 Dávila-Pulido, 2011, Comparison of the depressant action of sulfite and metabisulfite for Cu–activated sphalerite, Int. J. Miner. Process., 101, 71, 10.1016/j.minpro.2011.07.012 Mu, 2019, The role of sodium metabisulphite in depressing pyrite in chalcopyrite flotation using saline water, Miner. Eng., 142, 10.1016/j.mineng.2019.105921 Owusu, 2013, Estimating the electrochemical reactivity of pyrite ores–their impact on pulp chemistry and chalcopyrite flotation behaviour, Adv. Powder Technol., 24, 801, 10.1016/j.apt.2013.05.006 Boulton, 2001, Depression of iron sulphide flotation in zinc roughers, Miner. Eng., 14, 1067, 10.1016/S0892-6875(01)00112-1 He, 2006, Effect of oxidation potential and zinc sulphate on the separation of chalcopyrite from pyrite, Int. J. Miner. Process., 80, 169, 10.1016/j.minpro.2006.03.009 Bulut, 2012, Role of starch and metabisuphite on pure pyrite and pyritic copper ore flotation, Physicochem. Probl. Mineral Pro., 48, 1067 Khoso, 2019, Selective separation of chalcopyrite from pyrite with a novel non-hazardous biodegradable depressant, J. Clean Prod., 232, 888, 10.1016/j.jclepro.2019.06.008 Han, 2020, Selective adsorption mechanism of salicylic acid on pyrite surfaces and its application in flotation separation of chalcopyrite from pyrite, Sep. Purif. Technol., 240, 10.1016/j.seppur.2020.116650 Huang, 2013, Selective depression of pyrite with chitosan in Pb–Fe sulfide flotation, Miner. Eng., 46-47, 45, 10.1016/j.mineng.2013.03.027 Mu, 2015, Electrochemistry aspects of pyrite in the presence of potassium amyl xanthate and a lignosulfonate–based biopolymer depressant, Electrochim. Acta, 174, 133, 10.1016/j.electacta.2015.05.150 Mu, 2016, The depression of copper–activated pyrite in flotation by biopolymers with different compositions, Miner. Eng., 96-97, 113, 10.1016/j.mineng.2016.06.011 Wang, 2015, Selective chalcopyrite flotation from pyrite with glycerine-xanthate as depressant, Miner. Eng., 74, 86, 10.1016/j.mineng.2015.01.008 Ahmadi, 2018, Effects of type and dosages of organic depressants on pyrite floatability in microflotation system, Adv. Powder Technol., 29, 3155, 10.1016/j.apt.2018.08.015 Qiu, 2017, Separation of pyrite from chalcopyrite and molybdenite by using selective collector of N-isopropoxypropyl-N’-ethoxycarbonyl thiourea in high salinity water, Miner. Eng., 100, 93, 10.1016/j.mineng.2016.10.010 LI, 2018, Flotation and electrochemical behaviors of chalcopyrite and pyrite in the presence of N-propyl-N’-ethoxycarbonyl thiourea, Trans. Nonferrous Met. Soc. China, 28, 1241, 10.1016/S1003-6326(18)64762-4 Huang, 2019, Investigating the selectivity of a xanthate derivative for the flotation separation of chalcopyrite from pyrite, Chem. Eng. Sci., 205, 220, 10.1016/j.ces.2019.04.051 Z.J. Huang, J.J. Wang, W. Sun, Y.H. Hu, J. Cao, Z.Y. Gao, Selective flotation of chalcopyrite from pyrite using diphosphonic acid as collector, Miner. Eng. 140 (2019) 105890. Liu, 2020, Investigations on the utilization of konjac glucomannan in the flotation separation of chalcopyrite from pyrite, Miner. Eng., 145, 10.1016/j.mineng.2019.106098 Khoso, 2021, Evaluation of green synthetic depressants for sulfide flotation: Synthesis, characterization and floatation performance to pyrite and chalcopyrite, Sep. Purif. Technol., 259, 10.1016/j.seppur.2020.118138 KHOSO, 2019, Xanthate interaction and flotation separation of H2O2-treated chalcopyrite and pyrite, Trans. Nonferrous Met. Soc. China, 29, 2604, 10.1016/S1003-6326(19)65167-8 Singh, 2019, Development and application of a pyrogallic acid-based oxygen scavenging packaging system for shelf life extension of peeled garlic, Sci. Hortic., 256, 10.1016/j.scienta.2019.108548 Wang, 2015, Pyrogallic acid coated polypropylene membranes as separators for lithium-ion batteries, J. Mater. Chem. A, 3, 20535, 10.1039/C5TA06381G Cilurzo, 2011, Pyrogallic acid–PLGA conjugate as new biodegradable material suitable for final sterilization by irradiation, Polym. Adv. Technol., 22, 2201, 10.1002/pat.1746 W. Chen, Q.M. Feng, G.F. Zhang, C. Liu, F.W. Meng, Utilization of pyrogallol in flotation separation of scheelite from calcite, Sep. Sci. Technol. (2017). Gao, 2019, Propyl gallate: A novel collector for flotation separation of fluorite from calcite, Chem. Eng. Sci., 193, 255, 10.1016/j.ces.2018.09.017 He, 2020, Computational insights into the adsorption mechanism of gallic acid-bearing reagents on calcium-bearing mineral surfaces, Miner. Eng., 156, 10.1016/j.mineng.2020.106485 Chandraprabha, 2005, Selective separation of pyrite from chalcopyrite and arsenopyrite by biomodulation using Acidithiobacillus ferrooxidans, Int. J. Miner. Process., 75, 113, 10.1016/j.minpro.2004.08.014 Ozun, 2019, Collectorless flotation of oxidized pyrite, Colloid Surf. A-Physicochem. Eng. Asp., 561, 349, 10.1016/j.colsurfa.2018.10.064 Zheng, 2019, The influence of humic acids on the weathering of pyrite: Electrochemical mechanism and environmental implications, Environ. Pollut., 251, 738, 10.1016/j.envpol.2019.05.060 Zhang, 2021, Activation mechanism of lead ions in the flotation of sulfidized azurite with xanthate as collector, Miner. Eng., 163, 10.1016/j.mineng.2021.106809 Zhang, 2021, Surface modification of azurite with lead ions and its effects on the adsorption of sulfide ions and xanthate species, Appl. Surf. Sci., 543, 10.1016/j.apsusc.2020.148795 Feng, 2017, Formation of zinc sulfide species on smithsonite surfaces and its response to flotation performance, J. Alloy. Compd., 709, 602, 10.1016/j.jallcom.2017.03.195 Nesbitt, 1994, X-ray photoelectron spectroscopic study of a pristine pyrite surface reacted with water vapour and air, Geochim. Cosmochim. Acta, 58, 4667, 10.1016/0016-7037(94)90199-6 Schaufuß, 1998, Reactivity of surface chemical states on fractured pyrite, Surf. Sci., 411, 321, 10.1016/S0039-6028(98)00355-0 Uhlig, 2001, Surface states and reactivity of pyrite and marcasite, Appl. Surf. Sci., 179, 222, 10.1016/S0169-4332(01)00283-5 MURPHY, 2009, Surface reactivity of pyrite and related sulfides, Surf. Sci. Rep., 64, 1, 10.1016/j.surfrep.2008.09.002 Chen, 2014, Importance of oxidation during regrinding of rougher flotation concentrates with a high content of sulfides, Miner. Eng., 66-68, 165, 10.1016/j.mineng.2014.04.014 Demoisson, 2007, Investigation of pyrite oxidation by hexavalent chromium: Solution species and surface chemistry, J. Colloid Interface Sci., 316, 531, 10.1016/j.jcis.2007.08.011 Cai, 2009, Comparative XPS study between experimentally and naturally weathered pyrites, Appl. Surf. Sci., 255, 8750, 10.1016/j.apsusc.2009.06.028 Mu, 2017, Surface properties of fractured and polished pyrite in relation to flotation, Miner. Eng., 101, 10, 10.1016/j.mineng.2016.11.012