The determination of the isoelectric point from measurements of dispersion viscosity as a function of pH

Journal of Dispersion Science and Technology

Volumn 26, Issue 4, 2005, Pages 469-472

  Liang, Genhai G ^a   Hawkett, Brian S ^a   Tanner, Roger I ^a  

^a UNIVERSITY OF SYDNEY   (Australia)

Author keywords

Dispersion; Isoelectric point; pH; TiO2; Viscosity; Zeta potential

Indexed keywords

ACOUSTICS; ALUMINA; PH EFFECTS; RHEOMETERS; TITANIUM OXIDES; VISCOSITY; YIELD STRESS; ZIRCONIA;

ACOUSTIC RESPONSE; AQUEOUS DISPERSIONS; DISPERSION VISCOSITY; ISOELECTRIC POINT;

DISPERSIONS;

VISCOSITY;

EID: 21344461435     PISSN: 01932691     EISSN: None     Source Type: Journal    
DOI: 10.1081/DIS-200054583     Document Type: Article

References (17)

1. Barnes, H.A. (1992) The yield stress myth revisited. In Theoretical and Applied Rheology: Proceeding of the XIth International Congress on Rheology; Elsevier: Amsterdam, 576.
2. Batchelor, G.K. (1977) The effect of Brownian motion on the bulk stress in suspension of spherical particles. J. Fluid Mech., 83: 97.
3. Buscall, R., Ettelaie, R., and Healy, T.W. (1997) Yield stress and contact forces in coagulated oxide dispersions: Role of electro-static interactions. J. Chem. Soc. Faraday Trans., 93: 4009-4015.
4. Djerdjev, A.M., Beattie, J.K., and Hunter, R.J. (2003) An electro-acoustic and highfrequency dielectric response study of stagnant layer conduction in emulsion systems. J. Colloid Interface Sci., 265: 56-64.
5. Einstein, A. (1905) Über die von molekülarkinetischen Theorie der Wärme Geforderte Bewegung von in Ruhenden Flüssigkeiten suspendierten Teilchen. Ann. Phys., 17: 549-560.
6. Firth, B.A. and Hunter, R.J. (1976) How properties of coagulated colloidal suspensions. J. Colloid Interface Sci., 57: 266.
7. Hunter, R.J. (2001) Measuring zeta potential in concentrated industrial slurries. Colloids Surf. A Physicochem. Eng. Asp., 195: 205-214.
8. Krieger, I.M. (1972) Rheology of monodisperse latices. Adv. Colloid Interface Sci., 3: 111.
9. Krieger, I.M. and Dougherty, M. (1959) A mechanism for the non-Newtonian flow in suspensions of rigid spheres. Trans. Soc. Rheol., 3: 137.
10. Leong, Y.K., Scales, P.J., Healy, T.W., Boger, D.V., and Buscall, R (1993a) Rheological evidence of adsorbate-mediated short-range steric forces in concentrated dispersions.J.Chem.Soc. Faraday Trans., 89: 2473-2478.
11. Leong, Y.K., Scales, P.J., Healy, T.W., Boger, D.V., and Buscall, R. (1993b) Control of the rheology of concentrated aqueous colloidal system by steric and hydrophobic forces. J. Chem. Soc. Chem. Comnun., 7: 639.
12. Leong, Y.K., Boger, D.V., Scales, P.J., and Healy, T.W. (1996) Interparticle forces arising from adsorbed surfactants in colloidal suspensions: an additional attractive force. J. Colloid Interface Sci., 181: 605-612.
13. Leong, Y.K., Scales, P.J., and Healy, T.W. (1995) Interparticle forces arising from adsorbed polyelectrolytes in colloidal suspensions. Colloids Surf A Physicochem. Eng. Asp., 95: 43.
14. Scales, P.J., Johnson, S.B., Healy, T.W., and Kapur, P.C. (1998) Shear yield stress of partially flocculated colloidal suspensions. I&ChE J., 44: 538.
15. Tanner, R.I. (1985) Engineering Rheology; Oxford University Press: New York, 198.
16. Tanner, R.I. (2000) Engineering Rheology, 2nd Ed.; Oxford University Press: New York, 146.
17. Van de Ven, T.G.M. and Hunter, R.J. (1977) The energy dissipation in sheared coagulated sols. Rheol. Acta, 16: 534.