Flocculation-dispersion characteristics of alumina using a wide molecular weight range of polyacrylic acids

Kalyan Kumar Das1, P. Somasundaran1
1Langmuir Center for Colloids and Interfaces, NSF-IUCR Center for Advanced Studies in Novel Surfactants, Henry Krumb School, Columbia University, 500 West, 120th Street, 911 S.W. Mudd, New York, NY 10027, USA

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Sresty, 1978, IV

Gebhardt, 1986, Flotation behavior of hematite fines flocculated with polyacrylic acid, Miner. Metall. Process., 3, 164

Moudgil, 1987, Research needs in flocculation, 591

Dickinson, 1991, Particle flocculation by adsorbing polymers, Adv. Colloid Interf. Sci., 34, 1, 10.1016/0001-8686(91)80045-L

Paul, 1996, Depletion flocculation in colloidal dispersion, Adv. Colloid Interf. Sci., 68, 57, 10.1016/S0001-8686(96)00304-1

Gregory, 1987, 163

Somasundaran, 1996, Selective flocculation, Curr. Opin. Colloid Interf. Sci., 1, 530, 10.1016/S1359-0294(96)80123-3

Biggs, 1994, Electrosteric stabilization of colloidal zirconia with low-molecular-weight polyacrylic acid—an atomic force microscopy study, J. Chem. Soc., Faraday Trans., 90, 3415, 10.1039/ft9949003415

Liang, 1994, Flocculation of sterically stabilized polystyrene latex particles by adsorbing and non-adsorbing poly (acrylic) acid, Langmuir, 10, 441, 10.1021/la00014a018

Dupont, 1993, Effect of calcium ions on the adsorption of polyacrylic acid onto alumina, J. Colloid Interf. Sci., 161, 455, 10.1006/jcis.1993.1489

Jarnstrom, 1995, Flocculation in kaolin suspensions induced by modified starches 1. Cationically modified starch—effects of temperature and ionic strength, Colloids Surf. A, 104, 191, 10.1016/0927-7757(95)03270-5

Ringenbach, 1993, Adsorption of polyelectrolytes on soluble oxides induced by polyion complexation with dissolution species, J. Colloid Interf. Sci., 161, 223, 10.1006/jcis.1993.1460

Heijman, 1995, Electrostatic and sterical stabilization of TiO2 dispersions, Langmuir, 11, 422, 10.1021/la00002a010

Rogan, 1994, Colloidal stability of calcite dispersion treated with sodium polyacrylate, Colloid Polym. Sci., 272, 1175, 10.1007/BF00657769

Ferretti, 1997, Kinetics of hematite aggregation by polyacrylic acid: effect of polymer molecular weights, Colloids Surf. A, 121, 203, 10.1016/S0927-7757(96)03924-6

Das, 2001, Ultra-low dosage flocculation of alumina using polyacrylic acid, Colloids Surf., 182, 25, 10.1016/S0927-7757(00)00735-4

Santhiya, 1988, Effect of polymer molecular weight on the adsorption of polyacrylic acid at the alumina–water interface, Colloids Surf. A, 133, 157, 10.1016/S0927-7757(97)00132-5

La Mer, 1963, Adsorption–flocculation reaction of macromolecules at solid–liquid interface, Rev. Pure Appl. Chem., 13, 112

Lee, 1989, Adsorption of polyacrylamide on oxide minerals, Langmuir, 5, 854, 10.1021/la00087a047

K.K. Das, Investigations on the polyelectrolyte induced flocculation/dispersion of colloidal alumina suspensions, D. Engineering Science thesis, Columbia University, 1998.

Gregory, 1973, Rates of flocculation of latex particles by cationic polymers, J. Colloid Interf. Sci., 42, 448, 10.1016/0021-9797(73)90311-1

Pelssers, 1989, Kinetic aspects of polymer bridging: equilibrium flocculation and non-equilibrium flocculation, Colloids Surf., 38, 15, 10.1016/0166-6622(89)80139-8