The use of LDS as a tool to evaluate flocculation mechanisms

Chemical Engineering and Processing: Process Intensification

Volumn 47, Issue 8, 2008, Pages 1323-1332

  Rasteiro, M G ^a   Garcia, F A P ^a   Ferreira, P ^a   Blanco, A ^b   Negro, C ^b   Antunes, E ^a  

^a UNIVERSITY OF COIMBRA   (Portugal)

^b UNIVERSIDAD COMPLUTENSE DE MADRID   (Spain)

Author keywords

Charge density; Floc structure; Flocculation mechanisms; Laser diffraction spectroscopy; LDS; Mass fractal dimension

Indexed keywords

CONCENTRATION (PROCESS); FLOCCULATION; LIGHT SCATTERING; REACTION KINETICS;

FLOC STRUCTURE; FLOCCULATION MECHANISMS; LASER DIFFRACTION SPECTROSCOPY; MASS FRACTAL DIMENSION;

CHARGE DENSITY;

CHARGE DENSITY; CONCENTRATION (PROCESS); FLOCCULATION; LIGHT SCATTERING; REACTION KINETICS;

EID: 43849107088     PISSN: 02552701     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cep.2007.04.009     Document Type: Article

References (30)

1. J. Gregory The action of polymeric flocculants, flocculation Proceedings of Sedimentation and Consolidation Engineering Foundation Conference, Georgia, USA 1985 125 137
2. Ad.A. Berlin V.N. Kislenko Kinetic model of suspension flocculation by polymers Colloid Surf. 104 1995 67 72
3. Ad.A. Berlin I.M. Solomentseva V.N. Kislenko Suspension flocculation by polyelectrolytes: experimental verification of a developed mathematical model J. Colloid Interf. Sci. 191 1997 273 276
4. S. Biggs M. Habgood G.J. Jameson Yao-de Yan Aggregate structures formed via a bridging flocculation mechanism Chem. Eng. J. 80 2000 13 22
5. T.N. Prabhu R. Jagannadha K. Prashantha Studies on flocculation of clay suspension by polyacrilamide e-Polymers 2004 57
6. A.R. Heath A.B. Parisa P.D. Fawell J.B. Farrow Polymer flocculation of calcite: relating the aggregate size to the settling rate AIChE J. 52 6 2006 1987 1993
7. A. Blanco C. Negro A. Hooimeijer J. Tijero Polymer optimization in paper mills by means of a particle size analyser: an alternative to zeta potential measurements Appita J. 49 1996 113 116
8. A. Blanco E. Fuente C. Negro J. Tijero Flocculation monitoring: focused beam reflectance measurement as a measurement tool Can. J. Chem. Eng. 80 4 2002 734 740
9. K.E. Bremmell G.J. Jameson S. Biggs Kinetic polyelectrolyte adsorption at the solid/liquid interface interaction forces and stability Colloid Surf. 139 1998 199 211
10. A. Blanco C. Negro E. Fuente J. Tijero Effect of shearing forces and flocculant overdose on filler flocculation mechanisms and floc properties Ind. Eng. Chem. Res. 44 24 2005 9105 9112
11. A. Swerin G. Risinger L. Ödberg Flocculation in suspensions of microcrystalline cellulose by microparticle retention aid systems J. Pulp. Pap. Sci. 23 8 1997 374 381
12. T. Tadros Applied Surfactants: Principles and Applications 2005 Wiley-VCH Weinheim
13. T.G.M. Van de Ven B. Alince Heteroflocculation by asymmetric polymer bridging J. Colloid Interf. Sci. 181 1996 73 78
14. D.N. Thomas S.J. Judd N. Fawcett Flocculation modelling: a review Water Res. 33 1999 1579 1592
15. P.T. Spicer S. Pratsinis J. Raper R. Amal G. Bushell G. Meesters Effect of shear schedule on particle size, density, and structure during flocculation in stirred tanks Pow. Tech. 97 1998 26 34
16. M.A. Yukselen J. Gregory The reversibility of floc breakage Int. J. Miner. Process 73 2004 251 259
17. C. Negro E. Fuente A. Blanco J. Tijero Flocculation mechanism induced by phenolic resin/PEO and floc properties AIChE J. 51 3 2005 1022 1031
18. P.M. Claesson E. Poptoshev E. Blomberg A. Dedinaite Polyelectrolyte-mediated surface interactions Adv. Colloid Interf. Sci. 114–115 2005 173 187
19. Z. Yan Y. Deng Cationic microparticle based flocculation and retention systems Chem. Eng. J. 80 2000 31 36
20. T. Miyanishi Effects of zeta potential on flocculation measurement in microparticle systems Tappi J. 78 11 1995 135 141
21. J.Y.H. Liao C. Selomulya G. Bushell G. Bickert R. Amal On different approaches to estimate the mass fractal dimension of coal aggregates Part. Part. Syst. Charact. 22 2005 299 309
22. M.G. Rasteiro, F.A.P. Garcia, M. del Mar Peréz, Applying LDS to monitor flocculation in papermaking, Part. Sci. Technol. 25 (2007), in press.
23. G. Bushell Forward light scattering to characterise structure of flocs composed of large particles Chem. Eng. Sci. 111 2006 145 149
24. R.K. Chakraborti K. Gardner J. Atkinson J. Van Benschoten Changes in fractal dimension during aggregation Water Res. 37 2003 873 883
25. M. Hermawan, T. Yang, G. Bushell, R. Amal, G. Bickert, A new approach in determining floc strength, Part. Syst. Anal., Harrogate, UK, 2003.
26. ISO 13320-1 Particle Size Analysis-Laser Diffraction Methods, Part 1: General Principle, International Organization of Standardization, Genève, 1999.
27. G.B.J. De Boer C. de Weerd D. Thoenes H.W.J. Goossens Laser diffraction spectroscopy: Fraunhofer diffraction versus Mie scattering Part. Charact. 4 1987 14 19
28. J. Teixeira Small-angle scattering by fractal systems J. Appl. Cryst. 21 1988 781 785
29. M. Norell, J. Kjell, M. Persson, Retention and Drainage, Papermaking and Science Technology, Book 4: Papermaking Chemistry, L. Neimo, Finland, 1999, pp. 42–61.
30. M.A. Hubbe Charge-related measurements: a reappraisal. Part 2. Fibre-pad streaming potential Paper Technol. 45 8 2004 27 34