SURFACTANT SELF-ASSEMBLY, KINETICS AND THERMODYNAMICS OF MICELLAR AND MICROEMULSION SYSTEMS

By
PAUL D. T. HUIBERS

A DISSERTATION PRESENTED TO THE GRADUATE SCHOOL
OF THE UNIVERSITY OF FLORIDA IN PARTIAL FULFILLMENT
OF THE REQUIREMENTS FOR THE DEGREE OF
DOCTOR OF PHILOSOPHY
UNIVERSITY OF FLORIDA
1996
 

Copyright 1996
by Paul D. T. Huibers

TABLE OF CONTENTS

DEDICATION

ACKNOWLEDGMENTS

LIST OF TABLES

LIST OF FIGURES

KEY TO SYMBOLS OR ABBREVIATIONS

ABSTRACT

CHAPTERS

1 INTRODUCTION

2 SURFACTANT QUANTITATIVE STRUCTURE-PROPERTY RELATIONSHIPS

Introduction
Nonionic Surfactant CMC
Anionic Surfactant CMC
Temperature Dependence of Anionic CMC
Nonionic Surfactant Cloud Point
Anionic Surfactant Krafft Point
Molecular Volume of Alkanes and Surfactant Hydrophobic Tails
Conclusions
3 MAXIMUM SOLUBILIZATION IN NONIONIC W/O MICROEMULSIONS
Introduction
Nonionic Surfactants
Microemulsions
Design of Water-in-Oil Microemulsions
Water/Hexadecane/Sorbitan Ester Microemulsions
Effect of Oil Phase on Water/Alkane/Sorbitan Ester Systems
Water/Cyclohexane/Nonylphenyl Ethoxylate Microemulsions
Other Solubilization Experiments
Conclusions
4 SURFACTANT MICELLAR LIFETIME
Introduction
Anionic Surfactants
Influence of Alcohol Cosurfactants on Micellar Lifetime
Influence of Glycerol on Micellar Lifetime
Influence of Counterion Size on Micellar Lifetime
Influence of Added Nonionic Surfactant on Micellar Lifetime
Influence of Added Electrolyte on Micellar Lifetime
Effect of Molecular Structure on Dynamic Surface Tension
Effect of Micellar Structure on 23Na NMR Measurements
Cationic Surfactants
Micellar Lifetime
Effect of Micellar Lifetime on Processes
Nonionic Surfactants
Solvatochromism in Nonionic Surfactants
Determination of Aggregation Number by UV Rayleigh Scattering
Conclusions
5 SUMMARY AND CONCLUSIONS

APPENDIX: SURFACTANTS USED IN THIS RESEARCH

LIST OF REFERENCES

BIOGRAPHICAL SKETCH
 

Copyright © 1996 Paul Huibers


For more information on surfactants, please visit the Surfactants Virtual Library
huibers@mit.edu