Surfactant Micelles as Catalysts: Kinetic Modeling and Key Models

Authors : Karrı Lavanya, Srikanth Vemuri, Shyamala P, Nagalakshmi K V, Ravi Vital Kandisa

Pages : 1165-1180

Doi:10.18596/jotcsa.1399457

View : 95 | Download : 120

Publication Date : 2024-08-30

Article Type : Review Paper

Abstract :Surfactant molecules possess both hydrophilic and hydrophobic properties, featuring a hydrophilic head and a hydrophobic tail. When surfactants reach a critical micellar concentration, they assemble into stable molecular aggregates called micelles. These micelles serve as effective catalysts for a range of chemical reactions. To elucidate and make sense of experimental data related to micelle-catalyzed reactions, researchers often employ kinetic modeling as a valuable tool. Several kinetic models have been introduced to describe the reaction rates within micellar environments. In this discussion, we will provide a concise overview of four widely utilized models: The Berezin model, the pseudophase model, the ion exchange model, and the Piskiewicz model.
Keywords : Micellar catalysis, Kinetic modeling, Berezin model, Pseudophase model, Ion exchange model, Piskiewicz model