[HTML][HTML] Surface and foam properties of polyvinyl alcohol solutions

V Georgiev, Z Mitrinova, N Genchev… - Colloids and Surfaces A …, 2024 - Elsevier
The surface, film, and foam properties of six polyvinyl alcohols (PVA) with different degrees
of hydrolysis (DH) and molecular weights were studied and compared with the properties of …

Foamability of surfactant solutions: Interplay between adsorption and hydrodynamic conditions

B Petkova, S Tcholakova, N Denkov - Colloids and Surfaces A …, 2021 - Elsevier
The foamability of surfactant solutions depends strongly on the adsorption properties of the
surfactants, their concentrations, and the foaming test used for foam generation. The aim of …

Roles of catanionic surfactant mixtures on the stability of foams in the presence of oil

C Wang, H Fang, Q Gong, Z Xu, Z Liu, L Zhang… - Energy & …, 2016 - ACS Publications
The stability of foams in the presence of oil is a crucial factor for foam displacement process
in enhanced oil recovery. After the test of foam stability in the presence of oil of the mixtures …

Effects of silica nanoparticles and polymers on foam stability with sodium dodecylbenzene sulfonate in water–liquid paraffin oil emulsions at high temperatures

A Srivastava, W Qiao, Y Wu, X Li, L Bao… - Journal of Molecular …, 2017 - Elsevier
The foam stability of oil–water emulsions stabilised by various surface-active components at
high temperature is one of the major problems facing foam-flooding petroleum recovery …

Displacement of nanofluids in silica nanopores: influenced by wettability of nanoparticles and oil components

X Wang, S Xiao, Z Zhang, J He - Environmental Science: Nano, 2018 - pubs.rsc.org
The fundamental understanding of fluid transportation in confined nanopores is essential for
groundwater remediation, oil exploration, water purification, etc. Here, all-atom models of …

The impacts of solubilized and dispersed crude oil on foam in a porous medium

AAA Hussain, S Vincent-Bonnieu, RZK Bahrim… - Colloids and Surfaces A …, 2019 - Elsevier
Dispersed and solubilized oil can impact bulk foam stability differently. Though aromatic
components are more soluble in water than straight-chain aliphatic components, solubilized …

Microscopic Understanding of Interfacial Performance and Antifoaming Mechanism of REP Type Block Polyether Nonionic Surfactants

Y Zhao, C Xue, D Ji, W Gong, Y Liu, Y Li - Molecules, 2024 - mdpi.com
In many practical applications involving surfactants, achieving defoaming without affecting
interfacial activity is a challenge. In this study, the antifoaming performance of REP-type …

Effect of microemulsion on foam stability

SYC Jong, QP Nguyen - Applied Nanoscience, 2018 - Springer
Microemulsion–foam interactions are significant in the low tension gas process, an
emerging enhanced oil recovery method. As oil–water–surfactant systems are subjected to …

Foam propagation and oil recovery potential at large distances from an injection well

H Norouzi, M Madhi, M Seyyedi, M Rezaee - … Engineering Research and …, 2018 - Elsevier
While foam propagation, foam–oil interaction and foam oil recovery performance have been
investigated by numerous research studies, most of previous works were performed on short …

A comprehensive comparison on foam behavior in the presence of light oil and heavy oil

S Pang, W Pu, C Wang - Journal of Surfactants and Detergents, 2018 - Wiley Online Library
Crude oil properties significantly affect foam behavior that is important to foam application in
enhanced oil recovery. This study focused on the comparison on foam behavior in the …