Adsorption of ionic surfactants at liquid-liquid interfaces in the presence of salt: Application in binary coalescence of drops

Industrial and Engineering Chemistry Research

Volumn 45, Issue 21, 2006, Pages 7135-7143

  Kumar, Medavarapu Kishore ^a   Mitra, Tania ^a   Ghosh, Pallab ^a  

^a INDIAN INSTITUTE OF TECHNOLOGY GUWAHATI   (India)

Author keywords

[No Author keywords available]

Indexed keywords

ADSORPTION; ADSORPTION ISOTHERMS; COALESCENCE; DROP FORMATION; EMULSIONS; INTERFACES (MATERIALS); SALTS;

BINARY COALESCENCE; DODECYL SULFATE; IONIC SURFACTANTS; ORGANIC PHASE;

SURFACE ACTIVE AGENTS;

ADSORPTION; ADSORPTION ISOTHERMS; COALESCENCE; DROP FORMATION; EMULSIONS; INTERFACES (MATERIALS); SALTS; SURFACE ACTIVE AGENTS;

EID: 33750355006     PISSN: 08885885     EISSN: None     Source Type: Journal    
DOI: 10.1021/ie0604066     Document Type: Article

References (36)

1. Mittal, K. L.; Kumar, P. Emulsions, Foams, and Thin Films; Marcel Dekker: New York, 2000; pp 1-58.
2. Sjöblom, J. Emulsions and Emulsion Stability; Taylor and Francis: New York, 2006; pp 415-548.
3. Prosser, A. J.; Franses, E. I. Adsorption and Surface Tension of Ionic Surfactants at the Air-Water Interface: Review and Evaluation of Equilibrium Models. Colloids Surf. A 2001, 178, 1-40.
4. Svitova, T. F.; Wetherbee, M. J.; Radke, C. J. Dynamics of Surfactant Sorption at the Air/Water Interface: Continuous-Flow Tensiometry. J. Colloid Interface Sci. 2003, 261, 170-179.
5. Para, G.; Jarek, E.; Warszynski, P. The Surface Tension of Aqueous Solutions of Cetyl Trimethylammonium Cationic Surfactants in Presence of Bromide and Chloride Counterions. Colloid Surf. A 2005, 261, 65-73.
6. Tajima, K.; Muramatsu, M.; Sasaki, T. Radiotracer Studies on Adsorption of Surface Active Substance at Aqueous Surfaces. I. Accurate Measurement of Adsorption of Tritiated Sodium Dodecyl Sulfate. Bull. Chem. Soc. Jpn. 1970, 43, 1991-1998.
7. Lu, J. R.; Purcell, I. P.; Lee, E. M.; Simister, E. A.; Thomas, R. K.; Rennie, A. R.; Penford, J. The Composition and Structure of Sodium Dodecyl Sulfate-Dodecanol Mixtures Adsorbed at the Air-Water Interface: a Neutron Reflection Study. J. Colloid Interface Sci. 1995, 174, 441 - 455.
8. Flach, C. R.; Gericke, A.; Mendelsohn, R. Quantitative Determination of Molecular Chain Tilt Angles in Monolayer Films at the Air/Water Interface: Infrared Reflection/Absorption Spectroscopy of Behenic Acid Methyl Ester. J. Phys. Chem. B 1997, 101, 58-65.
9. Cockbain, E. G. The Adsorption of Sodium Dodecyl Sulfate at the Oil-Water Interface and Application of the Gibbs Equation. Trans. Faraday Soc. 1954, 50, 874-881.
10. Haydon, D. A.; Taylor, F. H. On Adsorption at the Oil-Water Interface and the Calculation of Electrical Potentials in the Aqueous Surface Phase-I. Neutral Molecules and a Simplified Treatment for Ions. Philos. Trans. R. Soc. London, A 1960, A252, 225-248.
11. Gurkov, T. D.; Dimitrova, D. T.; Marinova, K. G.; Bilke-Crause, C.; Gerber, C.; Ivanov, I. B. Ionic Surfactants on Fluid Interfaces: Determination of the Adsorption; Role of the Salt and the Type of the Hydrophobic Phase. Colloids Surf. A 2005, 261, 29-38.
12. Slattery, J. C. Interfacial Transport Phenomena; Springer-Verlag: New York, 1990; pp 385-421.
13. Aderangi, N.; Wasan, D. T. Coalescence of Single Drops at a Liquid-Liquid Interface in the Presence of Surfactants/Polymers. Chem. Eng. Commun. 1995, 132, 207-222.
14. Aul, R. W.; Olbricht, W. L. Coalescence of Freely Suspended Liquid Drops in Flow through a Small Pore. J. Colloid Interface Sci. 1991, 145, 478-492.
15. Deshiikan, S. R.; Papadopoulos, K. D. London-vdW and EDL Effects in the Coalescence of Oil Drops. J. Colloid Interface Sci. 1995, 174, 302-312.
16. Chen, D.; Pu, B. Studies on Binary Coalescence Model: II. Effects of Drops Size and Interfacial Tension on Binary Coalescence Time. J. Colloid Interface Sci. 2001, 243, 433-443.
17. Lee, J. C.; Hodgson, T. D. Film Flow and Coalescence - I: Basic Relations, Film Shape and Criteria for Interface Mobility. Chem. Eng. Sci. 1968, 23, 1375-1397.
18. Marrucci, G. A Theory of Coalescence. Chem. Eng. Sci. 1969, 24, 975-985.
19. Lang, S. B.; Wilke, C. R. Hydrodynamic Mechanism for the Coalescence of Liquid Drops. I. Theory of Coalescence at a Planar Interface. Ind. Eng. Chem. Fundam. 1971, 10, 329-340.
20. Chen, J.-D.; Slattery, J. C. Effects of London-van der Waals Forces on the Thinning of a Dimpled Liquid Film as a Small Drop or Bubble Approaches a Horizontal Solid Plane. AIChE J. 1982, 28, 955-963.
21. Davis, R. H.; Schonberg, J. A.; Rallison, J. M. The Lubrication Force between Two Viscous Drops. Phys. Fluids A 1989, 1, 77-81.
22. Edwards, D. A.; Brenner, H.; Wasan, D. T. Interfacial Transport Processes and Rheology; Butterworth-Heinemann: Boston, 1991; pp 281 299.
23. Jeelani, S. A. K.; Hartland, S. Effect of Interfacial Mobility on Thin Film Drainage. J. Colloid Interface Sci. 1994, 764, 296-308.
24. Li, D. Coalescence Between Two Small Bubbles or Drops. J. Colloid Interface Sci. 1994, 163, 108-119.
25. Joye, J. -L.; Hirasaki, G. J.; Miller, C. A. Axisymmetric Drainage in Foam Films. Langmuir 1994, 10, 3174-3179.
26. Ghosh, P.; Juvekar, V. A. Analysis of the Drop Rest Phenomenon. Chem. Eng. Res. Des. 2002, 80, 715-728.
27. Ghosh, P. A Comparative Study of the Film-Drainage Models for Coalescence of Drops and Bubbles at Flat Interface. Chem. Eng. Technol. 2004, 27, 1200-1205.
28. Nandi, A.; Mehra, A.; Khakhar, D. V. Suppression of Coalescence in Surfactant Stabilized Emulsions by Shear How. Phys. Rev. Lett. 1999, 83, 2461-2464.
29. Adamson, A. W.; Gast, A. P. Physical Chemistry of Surfaces; Wiley: New York, 1997; p 77.
30. Borwankar, R. P.; Wasan, D. T. Equilibrium and Dynamics of Adsorption of Surfactants at Fluid-Fluid Interfaces. Chem. Eng. Sci. 1988, 43, 1323-1337.
31. Kralchevsky, P. A.; Danov, K. D.; Broze, G.; Mehreteab, A. Thermodynamics of Ionic Surfactant Adsorption with Account for the Counterion Binding: Effect of Salts of Various Valency. Langmuir 1999, 15, 2351-2365.
32. Charles, G. E.; Mason, S. G. The Coalescence of Liquid Drops with Flat Liquid-Liquid Interfaces. J. Colloid Sci. 1960, 15, 236-267.
33. Hodgson, T. D.; Woods, D. R. The Effect of Surfactants on the Coalescence of a Drop at an Interface-II. J. Colloid Interface Sci. 1969, 30, 429-446.
34. Princen, H. M. Shape of a Fluid Drop at a Liquid-Liquid Interface. J. Colloid Sci. 1963, 18, 178-195.
35. Lu, J. R.; Simister, E. A.; Thomas, R. K.; Penfold, J. Structure of the Surface of a Surfactant Solution Above the Critical Micelle Concentration. J. Phys. Chem. 1993, 97, 13907-13913.
36. Hiemenz, P. C.; Rajagopalan, R. Principles of Colloid and Surface Chemistry; Marcel Dekker: New York, 1997; pp 512-522.