A review of ionic liquids: Recent synthetic advances and oilfield applications

SMS Hussain, AA Adewunmi, OS Alade… - Journal of the Taiwan …, 2023 - Elsevier
Background Ionic liquids have received a lot of interest in recent years from scientists and
academics due to their distinctive qualities, including low vapor pressure, low toxicity, high …

Application of ionic liquids for chemical demulsification: A review

N Hassanshahi, G Hu, J Li - Molecules, 2020 - mdpi.com
In recent years, ionic liquids have received increasing interests as an effective demulsifier
due to their characteristics of non-flammability, thermal stability, recyclability, and low vapor …

Demulsification of amphiphilic gemini ionic liquids and its demulsification mechanism

F Ye, L Shen, S Liu, H Liu, X Zhang, Z Zhang, Y Yang… - Chemosphere, 2022 - Elsevier
This work aims to prepare two new amphiphilic and interfacial active gemini ionic liquids to
treat crude oil and investigates its demulsification mechanism. Tetraethylene glycol was …

Synthesis and demulsification performance of a Gemini ionic liquid with dual cationic active centers

Y Ding, G Ai, J Du, G Yu, L Lai, X Yan, W Yu… - Separation and …, 2024 - Elsevier
Currently, widely-used demulsifiers are primarily produced using ethylene oxide and
propylene oxide as raw ingredients. The production process is hazardous and complicated …

Synthesis and demulsification mechanism of an ionic liquid with four hydrophobic branches and four ionic centers

Q Qu, H Li, S Li, Z Hu, M Zhu, J Chen, X Sun, Y Tang… - Chemosphere, 2023 - Elsevier
Stable emulsions can have numerous negative impacts on both the oil industry and the
environment. This study focuses on the synthesis of two ionic liquids (via. PPBD and PPBH) …

Dehydration of heavy crude oil emulsions using novel imidazolium-based poly ionic liquids

AO Ezzat, HA Al-Lohedan - Journal of Molecular Liquids, 2021 - Elsevier
Sea water/heavy crude oil emulsions are highly stable and cause serious industrial
problems. Amphiphilic poly ionic liquids (ILs) as environmentally safe chemicals can be …

[HTML][HTML] Recent developments, challenges, and prospects of ultrasound-assisted oil technologies

I Adeyemi, M Meribout, L Khezzar - Ultrasonics Sonochemistry, 2022 - Elsevier
There has been consistent drive towards research and innovation in oil production
technologies in order to achieve improved effectiveness and efficiency in their operation …

Novel amphiphilic gemini ionic liquids based on consumed polyethylene terephthalate as demulsifiers for Arabian heavy crude oil

MMS Abdullah, HA Al-Lohedan - Fuel, 2020 - Elsevier
This work aims to use consumed polyethylene terephthalate (PET) to prepare new
amphiphilic gemini ionic liquids (GILs). PET was converted into bis (2-hydroxyethylene) …

Synthesis of a high efficiency DED-12 demulsifier by a simple two-step method

Y Ding, M Huang, X Wang, H Li, S Li, Z Hu… - Colloids and Surfaces A …, 2023 - Elsevier
In this paper, a high efficiency DED-12 demulsifier was synthesized using poly (ethylene
glycol) diglycidyl ether and ethanolamine as raw materials through a simple two-step …

Synthesis and performance of two new amphiphilic ionic liquids for demulsification of water-in-crude oil emulsions

MMS Abdullah, HA Al-Lohedan, NA Faqihi - ACS omega, 2023 - ACS Publications
This work aims to synthesize and apply two novel amphiphilic ionic liquids (AILs) for the
demulsification of water-in-crude oil (W/O) emulsions. To do that, 4-tetradecylaniline (TA) …