Effect of solution salinity on settling of mineral tailings by polymer flocculants

Colloids and Surfaces A: Physicochemical and Engineering Aspects

Volumn 430, Issue , 2013, Pages 29-38

  Ji, Yaguan ^a   Lu, Qingye ^a   Liu, Qingxia ^a   Zeng, Hongbo ^a  

^a UNIVERSITY OF ALBERTA   (Canada)

Author keywords

Colloidal stability; Polymer bridging; Polymer flocculants; Solution salinity; Surface forces; Tailings treatment

Indexed keywords

ALUMINUM; ELECTROSTATICS; FLOCCULATION; MINERALS; SALINITY MEASUREMENT; VAN DER WAALS FORCES; WATER;

COLLOIDAL STABILITY; POLYMER BRIDGING; POLYMER FLOCCULANT; SOLUTION SALINITY; SURFACE FORCES; TAILINGS TREATMENT;

POLYMERS;

FRESH WATER; MINERAL; POLYACRYLAMIDE; POLYMER; SODIUM CHLORIDE;

ARTICLE; CLAY; FLOCCULATION; MINE TAILINGS; PARTICLE SIZE; PRIORITY JOURNAL; QUARTZ CRYSTAL MICROBALANCE; SALINITY; SOLUTION SALINITY; STATIC ELECTRICITY; TURBIDITY;

EID: 84877324431     PISSN: 09277757     EISSN: 18734359     Source Type: Journal    
DOI: 10.1016/j.colsurfa.2013.04.006     Document Type: Article

References (44)

1. G. Blight, Geotechnical Engineering for Mine Waste Storage Facilities, 2010.
2. Wills B.A., Napier-Munn T. Wills' mineral processing technology: An Introduction to the Practical Aspects of Ore Treatment and Mineral Recovery 2006, Elsevier Science & Technology Books.
3. Somasundaran P., Chia Y.H., Gorelik R. Adsorption of polyacrylamides on kaolinite and its flocculation and stabilization. ACS Symp. Ser. 1984, 240:393-410.
4. Ho C.C., Lee K.C. The role of metallic cations on the colloidal stability of tin tailings slurries. Colloids Surf. A: Physicochem. Eng. Aspects 1998, 141:19-27.
5. J.C.J. Boshoff, Balkema, Prediction of the Desiccation and Sedimentation Behavior of a Typical Platinum Tailings, 2002.
6. Peng F.F., Lu Z. Polymer flocculation and coagulation for sedimentation of copper flotation tailings. Miner. Metall. Process. 1998, 15:14-20.
7. Nasser M.S., James A.E. Effect of polyacrylamide polymers on floc size and rheological behaviour of kaolinite suspensions. Colloids Surf. A: Physicochem. Eng. Aspects 2007, 301:311-322.
8. Taylor M.L., Morris G.E., Self P.G., Smart R.S. Kinetics of adsorption of high molecular weight anionic polyacrylamide onto kaolinite: the flocculation process. J. Colloid Interface Sci. 2002, 250:28-36.
9. Mpofu P., Addai-Mensah J., Ralston J. Investigation of the effect of polymer structure type on flocculation, rheology and dewatering behaviour of kaolinite dispersions. Int. J. Miner. Process. 2003, 71:247-268.
10. Nasser M.S., James A.E. The effect of polyacrylamide charge density and molecular weight on the flocculation and sedimentation behaviour of kaolinite suspensions. Sep. Purif. Technol. 2006, 52:241-252.
11. Mpofu P., Addai-Mensah J., Ralston J. Flocculation and dewatering behaviour of smectite dispersions: effect of polymer structure type. Miner. Eng. 2004, 17:411-423.
12. Moody G. The use of polyacrylamides in mineral processing. Miner. Eng. 1992, 5:479-492.
13. Nabzar L., Pefferkorn E., Varoqui R. Polyacrylamide-sodium kaolinite interactions: flocculation behavior of polymer clay suspensions. J. Colloid Interface Sci. 1984, 102:380-388.
14. Nabzar L., Pefferkorn E. An experimental study of kaolinite crystal edge-polyacrylamide interactions in dilute suspensions. J. Colloid Interface Sci. 1985, 108:243-248.
15. Lee L., Rahbari R., Lecourtier J., Chauveteau G. Adsorption of polyacrylamides on the different faces of kaolinites. J. Colloid Interface Sci. 1991, 147:351-357.
16. Heller H., Keren R. Anionic polyacrylamide polymer adsorption by pyrophyllite and montmorillonite. Clays Clay Miner. 2003, 51:334-339.
17. Du J., Morris G., Pushkarova R.A., St R., Smart C. Effect of surface structure of kaolinite on aggregation, settling rate, and bed density. Langmuir 2010, 26:13227-13235.
18. Teng F., Zeng H., Liu Q. Understanding the deposition and surface interactions of gypsum. J. Phys. Chem. C 2011, 115:17485-17494.
19. 2+ cations. Int. J. Miner. Process. 2000, 60:143-152.
20. Long J., Li H., Xu Z., Masliyah J.H. Role of colloidal interactions in oil sand tailings treatment. AIChE J. 2006, 52:371-383.
21. Mpofu P., Addai-Mensah J., Ralston J. Influence of hydrolyzable metal ions on the interfacial chemistry, particle interactions, and dewatering behavior of kaolinite dispersions. J. Colloid Interface Sci. 2003, 261:349-359.
22. Mietta F., Chassagne C., Winterwerp J.C. Shear-induced flocculation of a suspension of kaolinite as function of pH and salt concentration. J. Colloid Interface Sci. 2009, 336:134-141.
23. Greenlee L.F., Lawler D.F., Freeman B.D., Marrot B., Moulin P. Reverse osmosis desalination: water sources, technology, and today's challenges. Water Res. 2009, 43:2317-2348.
24. Castro S., Laskowski J.S. Froth flotation in saline water. Kona Powder Part. J. 2011, 29:4-15.
25. Klassen V.I., Mokrousov V.A. An Introduction to the Theory of Flotation 1963, Butterworths, London.
26. Fuerstenau D.W., Rosenbaum J.M., Laskowski J. Effect of surface functional-groups on the flotation of coal. Colloid Surf. 1983, 8:153-174.
27. Onoda G.Y., Fuerstenau D.W. Amine flotation of quartz in the presence of inorganic electrolytes. Proc. 7th Int. Mineral Processing Congress 1964, 6.
28. Alvarez J., Castro S. Flotation of chalcocite and chalcopyrite in seawater and salty water. Proc. IV EncontroNacional de Tratamento de Minerios, vol. 1 1976, 6.
29. Moreno P.A., Aral H., Cuevas J., Monardes A., Adaro M., Norgate T., Bruckard W. The use of seawater as process water at Las Luces copper-molybdenum beneficiation plant in Taltal (Chile). Miner. Eng. 2011, 24:852-858.
30. Senior G.D., Thomas S.A. Development and implementation of a new flowsheet for the flotation of a low grade nickel ore. Int. J. Miner. Process. 2005, 78:49-61.
31. Quinn J.J., Kracht W., Gomez C.O., Gagnon C., Finch J.A. Comparing the effect of salts and frother (MIBC) on gas dispersion and froth properties. Miner. Eng. 2007, 20:1296-1302.
32. Dash M., Dwari R.K., Biswal S.K., Reddy P.S.R., Chattopadhyay P., Mishra B.K. Studies on the effect of flocculant adsorption on the dewatering of iron ore tailings. Chem. Eng. J. 2011, 173:318-325.
33. 3-polyacrylamide ionic hybrid. J. Colloid Interface Sci. 2004, 273:400-405.
34. Wang X.T., Feng X., Xu Z., Masliyah J.H. Polymer aids for settling and filtration of oil sands tailings. Can. J. Chem. Eng. 2010, 88:403-410.
35. Strobl G. The Physics of Polymers Concepts for Understanding Their Structures and Behavior 2007, Springer, Berlin/Heidelberg. 3rd ed.
36. Zhang L., Lu Q., Xu Z., Liu Q., Zeng H. Effect of polycarboxylate ether comb-type polymer on viscosity and interfacial properties of kaolinite clay suspensions. J. Colloid Interface Sci. 2012, 378:222-231.
37. Hogg R., Healy T., Fuerstenau D. Mutual coagulation of colloidal dispersions. Trans. Faraday Soc. 1966, 62:1638-1651.
38. Gregory J. Approximate expressions for retarded van der Waals interaction. J. Colloid Interface Sci. 1981, 83:138-145.
39. Israelachvili J.N. Intermolecular and Surface Forces 2011, Academic Press, Burlington, MA. 3rd ed.
40. Wyatt N.B., Gunther C.M., Liberatore M.W. Increasing viscosity in entangled polyelectrolyte solutions by the addition of salt. Polymer 2011, 52:2437-2444.
41. Long J., Xu Z., Masliyah J.H. Adhesion of single polyelectrolyte molecules on silica, mica, and bitumen surfaces. Langmuir 2006, 22:1652-1659.
42. Haschke H., Miles M.J., Koutsos V. Conformation of a single polyacrylamide molecule adsorbed onto a mica surface studied with atomic force microscopy. Macromolecules 2004, 37:3799-3803.
43. McFarlane A.J., Bremmell K.E., Addai-Mensah J. Optimising the dewatering behaviour of clay tailings through interfacial chemistry, orthokinetic flocculation and controlled shear. Powder Technol. 2005, 160:27-34.
44. Li H., Long J., Xu Z., Masliyah J. Synergetic role of polymer flocculant in low-temperature bitumen extraction and tailings treatment. Energy Fuels 2005, 19:936-943.