Flocculation and reflocculation: Interplay between the adsorption behavior of the components of a dual flocculant

Colloids and Surfaces A: Physicochemical and Engineering Aspects

Volumn 341, Issue 1-3, 2009, Pages 40-45

  Wu, Meng R ^a   van de Ven, Theo G M ^a  

^a MCGILL UNIVERSITY   (Canada)

Author keywords

Association complexes; Association induced adsorption; Dual component flocculants; Flocculation; Polymer bridging; Reflocculation

Indexed keywords

ADSORPTION; ETHYLENE; PHENOLIC RESINS; PHENOLS; PLASTIC COATINGS; POLYELECTROLYTES; POLYETHYLENE OXIDES; POLYMERS; RESINS;

ASSOCIATION COMPLEXES; ASSOCIATION-INDUCED ADSORPTION; DUAL COMPONENT FLOCCULANTS; POLYMER BRIDGING; REFLOCCULATION;

FLOCCULATION;

CELLULOSE; MACROGOL; PHENOL DERIVATIVE;

ARTICLE; CARBOXYLATION; COMPLEX FORMATION; FLOCCULATION; PARTICLE SIZE; PHOTOMETRY; PRIORITY JOURNAL;

EID: 67349231449     PISSN: 09277757     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.colsurfa.2009.03.034     Document Type: Article

References (22)

1. van de Ven T.G.M. Mechanisms of fines and filler retention with PEO/cofactor dual retention aid systems. J. Pulp Paper Sci. 23 9 (1997) J447-J451
2. van de Ven T.G.M., and Alince B. Association-induced polymer bridging: new insights into the retention of fillers with PEO. J. Pulp Paper Sci. 22 7 (1996) J257-J263
3. Negro C., Fuente E., Blanco A., and Tijero J. Flocculation mechanism induced by phenolic resin/PEO and floc properties, materials, interfaces, and electrochemical phenomena. AIChE J. 51 3 (2005) 1022-1031
4. Lu C., and Pelton R. Flocculation with poly(ethylene oxide)/tyrosine-rich polypeptide complexes. Langmuir 21 (2005) 3765-3772
5. Wu M.-R., Paris J., and van de Ven T.G.M. Flocculation of papermaking fines by poly(ethylene oxide) and various cofactors: effects of PEO entanglement, salt and fines properties. Colloids Surf. A: Phys. Eng. Aspects 303 (2007) 211-218
6. Cong R., Pelton R., Russo P., and Doucet G. Factors affecting the size of aqueous poly(vinylphenol-co-potassium styrenesulfonate)/poly(ethylene oxide) complexes. Macromolecules 36 (2003) 204-209
7. Goto S., and Pelton R. The influence of phenolic cofactors on the properties of calcium carbonate flocs formed with PEO. Colloids Surf. A: Phys. Eng. Aspects 155 (1999) 231-239
8. van de Ven T.G.M. Association-induced polymer bridging by poly(ethylene oxide)-cofactor flocculation systems. Adv. Colloid Interf. Sci. 114-115 (2005) 147-157
9. Gaudreault R., van de Ven T.G.M., and Whitehead M.A. Mechanisms of flocculation with poly(ethylene oxide) and novel cofactors. Colloids Surf. A: Phys. Eng. Aspects 268 1-3 (2005) 131-146
10. Gaudreault R., van de Ven T.G.M., and Whitehead M.A. Salt necessary for PEO cofactor association: the role of molecular modelling in PEO flocculation mechanisms. In: Gaudreault R., Whitehead M.A., and van de Ven T.G.M. (Eds). Proceedings of the First Applied Pulp & Paper Molecular Modelling Symposium. Montreal, Canada, August 24-26, 2005 (2006), Desktop Publishing, Montreal
11. van de Ven T.G.M., Qasaimeh M.A., Pigeon C., and Paris J. The effect of calcium ions on the efficiency of polyethylene oxide-cofactor retention aid systems. Colloids Surf. A: Phys. Eng. Aspects 297 (2007) 79-83
12. Kratochvil D., Alince B., and van de Ven T.G.M. Flocculation of clay particles with poorly and well-dissolved polyethylene oxide. J. Pulp Paper Sci. 25 9 (1999) 331-335
13. van de Ven T.G.M., Qasaimeh M.A., and Paris J. PEO-induced flocculation of fines: effects of PEO and shear history. Colloids Surf. A: Phys. Eng. Aspects 248 (2004) 151-166
14. Bednar F., de Oliveira M.H., Paris J., and van de Ven T.G.M. Transient entanglements and clusters in dilute polymer solutions. J. Polym. Sci. B (Polym. Phys.) 46 (2008) 253-262
15. Wood J.R., Grondin M., and Karnis A. Characteriszation of mechanical pulp fines with a small hydrocyclone. Part 1. The principle and nature of the separation. J. Pulp Paper Sci. 17 1 (1991) J1-J5
16. M.R. Wu, T.G.M. van de Ven, On-line focused beam reflectance measurements of PEO/cofactor induced fines flocculation and fines deposition on fibres on a pilot paper machine, J. Pulp Paper Sci., in press.
17. Gregory J. Turbidity fluctuations in flowing suspensions. J. Colloid Interf. Sci. 105 2 (1985) 357-371
18. Yoon S.-Y., and Deng Y. Flocculation and reflocculation of clay suspensions by different polymer systems under turbulent conditions. J. Colloid Interf. Sci. 278 (2004) 139-145
19. Blanco A., Fuente E., Negro C., and Tijero J. Flocculation monitoring: focused beam reflectance measurement as a measurement tool. Can. J. Chem. Eng. 80 8 (2002) 1-7
20. van de Ven T.G.M. Orthokinetic heteroflocculation in papermaking. In: Platikanov D., and Exerowa D. (Eds). Highlights in Colloid Science (2009), Wiley-VCH 1-19
21. Pigeon C., Garnier G., and van de Ven T.G.M. The performance of a PEO-cofactor-bentonite retention and drainage aid system on a laboratory twin-wire sheet former. J. Pulp Paper Sci. 30 4 (2004) 112-116
22. Takase H., and van de Ven T.G.M. Effect of a cofactor on the polymer bridging of latex particles to glass by polyethylene oxide. Colloid Surf. A: Phys. Eng. Aspects 118 (1996) 115-120