asphaltene
National Institutes of Health
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The effects of surface acidity and basicity of metal oxide nanoparticles on the thermodynamics of asphaltene adsorption were…
Complementary neutron and X-ray small angle scattering results give prominent information on the asphaltene nanostructure…
The colloidal interactions between asphaltene surfaces in heptol, a mixture of n-heptane and toluene, were studied for the first…
The insolubility of asphaltenes in light paraffin liquids and other incompatible fluids, such as carbon dioxide (CO2), is a…
Asphaltenes are known to be interfacially active in many circumstances such as at toluene-water interfaces. Furthermore, the term…
The precipitation of asphaltenes in two Mexican crude oils was measured using a combination of high-pressure isothermal expansion…
A biconical bob interfacial shear rheometer was used to study the mechanical properties of asphaltenic films adsorbed at the oil…
Asphaltene properties vary with separation method and sometimes with individual technique. Factors such as contact time, solvent…
ABSTRACT Improved prediction of the onset of asphaltene precipitation may be achieved using refractive index (RI) to characterize…
A thermodynamic micellization model is proposed for the description of asphaltene precipitation from petroleum fluids. It…