Role of asphaltene in stability of water-in-oil model emulsions: The effects of oil composition and size of the aggregates and droplets

A Velayati, A Nouri - Energy & Fuels, 2021 - ACS Publications
… , synthesis of demulsifiers for the emulsions stabilized with asphaltene–resin micelles, and
other … as a new additive that can be used to study the role of asphaltene in stabilizing model …

Effect of water chemistry on the stability of water-in-crude oil emulsion: Role of aqueous ions and underlying mechanisms

M Rayhani, M Simjoo, M Chahardowli - Journal of Petroleum Science and …, 2022 - Elsevier
… charge at the oil/water interface and stimulates the asphaltene transformation toward the …
This study leads to several remarks about the effect of water chemistry with the focus on the …

Comparing the coalescence rate of water-in-oil emulsions stabilized with asphaltenes and asphaltene-like molecules

Z Zhang, J Song, YJ Lin, X Wang, SL Biswal - Langmuir, 2020 - ACS Publications
… compound and synergistic effect of their mixtures on foaming property. Journal of
Dispersion Science and Technology 2023, 44 (11) , 2119-2128. https://doi.org/10.1080/01932691.2022…

Critical review of underlying mechanisms of interactions of asphaltenes with oil and aqueous phases in the presence of ions

S Mahdavi, A Mousavi Moghadam - Energy & Fuels, 2021 - ACS Publications
… of experiments to find the dependency of brine–oil interface … layer in water-in-oil emulsions
stabilized by asphaltene. It was … of asphaltene aggregates and their impact on the wateroil

Theoretical interpretation of pH and salinity effect on oil-in-water emulsion stability based on interfacial chemistry and implications for produced water demulsification

A Miadonye, M Amadu - Processes, 2023 - mdpi.com
… of oil droplets dispersed in the continuous aqueous media of produced oilfield brines, and
stabilized by natural surfactant molecules (asphaltene… salinity effect of asphaltene precipitation …

Asphaltenes and hydrolysed polyacrylamide at the oilwater interface behaviour and emulsion stability

Y Li, W Liu, X Hu, F Lu, S Guo, Y Li, J Lu… - Separation and Purification …, 2025 - Elsevier
… Active ingredients such as asphaltenes stabilise emulsions mainly by reducing the oil–…
asphaltenes and HPAM synergistically affect the oil storage capacity after emulsion stabilisation. …

New insights into the interaction between asphaltene and hydrolyzed polyacrylamide at the oil-water interface based on emulsion stability

W Liu, H Fu, X Sun, M Bao, X Han, Y Li, J Lu - Journal of Petroleum Science …, 2022 - Elsevier
… In this study, the effects of asphaltenes concentration, HPAM concentration, pH, … shear
modulus of the emulsions stabilized by HPAM and asphaltenes were 10 times lower than that of …

SYNTHETIC WATER-IN-OIL EMULSIONS: EFFECT OF OIL COMPOSITION ON STABILITY AND DEMULSIFIER PERFORMANCE

MR Ferreira, GSM Reis, RCP Nunes… - … Journal of Petroleum …, 2024 - portalabpg.org.br
water-in-oil (w/o) emulsions are undesirable from an operational standpoint, with the asphaltenes
present in petroleum … The stabilization behavior at about 1.0 wt/v% of C3I asphaltene

Effect of chemicals on the phase and viscosity behavior of water in oil emulsions

M Shafiei, Y Kazemzadeh, DA Martyushev, Z Dai… - Scientific Reports, 2023 - nature.com
… Therefore, with the reduction of asphaltene in the interface between the aqueous and oil
of the water/oil emulsion decreases due to the reduction of the stabilizing agent (asphaltene) at …

Effects of asphaltene concentration and test temperature on the stability of water-in-model waxy crude oil emulsions

Y Li, C Li, Z Zhao, W Cai, X Xia, B Yao, G Sun… - ACS …, 2022 - ACS Publications
… In addition, we did not find persuasive evidence showing that the … asphaltene concentration
and the composition of the oil solvent, which may affect the asphaltenes’ ability to stabilize