Influence of pH on Stability and Dynamic Properties of Asphaltenes and Other Amphiphilic Molecules at the Oil−Water Interface †
Poteau S, Argillier J, Langevin D, Pincet F, Perez E. Influence of pH on Stability and Dynamic Properties of Asphaltenes and Other Amphiphilic Molecules at the Oil−Water Interface †. Energy & Fuels 2005, 19: 1337-1341. DOI: 10.1021/ef0497560.Peer-Reviewed Original ResearchNaphthenic acidsOil/water interfaceSurface active speciesSurface-active componentsDynamic interfacial tensionWater emulsionsAmphiphilic moleculesMolecular arrangementModel oilFunctional groupsWater interfaceSurface activitySynthetic surfactantsAsphaltenesLittle coalescenceInterfacial propertiesViscous heavy oilWater dropletsOil dropsEmulsionsInterfacial tensionCrude oilMaltenesMicroscopic propertiesLow pH