DEMULSIFICATION

作品数：34被引量：57H指数：3
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相关领域：环境科学与工程更多>>
相关作者：张翠欣吕文峰张敏卿更多>>
相关机构：新加坡国立大学天津大学更多>>
相关期刊：《Chemical Research in Chinese Universities》《Science China Materials》《Chinese Journal of Chemical Engineering》《Journal of Environmental Sciences》更多>>
相关基金：国家自然科学基金国家重点基础研究发展计划重庆市自然科学基金中国航空科学基金更多>>
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Recent advances in switchable surfactants for heavy oil production:A review
《Energy Geoscience》2024年第4期75-88,共14页Qi Li Lingfei Liu Dejun Sun Zhenghe Xu 
supported by a key project of the National Natural Science Foundation of China(No 21938003);the Postdoctoral Foundation of the PetroChina Dagang Oilfield Company(No.2023BO59).
Surfactants are extensively employed in the cold production of heavy oil.However,producing heavy oil emulsions using conventional surfactants poses a challenge to spontaneous demulsification,necessitating the addition...
关键词：Heavy oil Switchable surfactant Cold production EMULSIFICATION DEMULSIFICATION 
Demulsification with simultaneous water purification by coupling filtration and enhanced oil droplet coalescence at anode interface in an electrochemical reactor
《Journal of Environmental Sciences》2024年第12期118-126,共9页Xi Li Gong Zhang Chengzhi Hu Huachun Lan Huijuan Liu 
supported by the National Natural Science Foundation of China(Nos.22022606 and 52221004).
With the increasing demand of recycling disposal of industrial wastewater,oil-in-water(O/W)emulsion has been paid much attention in recent years owing to its high oil con-tent.However,due to the presence of surfactant...
关键词：Flow-through electrode Enhanced oil droplet coalescence DEMULSIFICATION Oil/water emulsion separation 
Synthesis of a High-Efficiency Demulsifier and Study on Optimal Demulsification Conditions
《China Petroleum Processing & Petrochemical Technology》2024年第1期107-115,共9页Zhu Shuai Zhang YingYu Gui Xia 
supported by National Natural Science Foundation of China(NSFC 21676145);Priority Academic Program Development of Jiangsu Higher Education Institutions(PAPD,China).
Oil and water separation has always been a top priority in the oil industry.In this study,a series of hyperbranched fluorinated polyamine-amine polymers(HFPA1-5)were synthesized directly using an improved“one-pot met...
关键词：HYPERBRANCHED fluorinated polyamine-amine nano-SiO_(2) 
New Method for the Deep Dehydration and Desalination of Crude Oil
《China Petroleum Processing & Petrochemical Technology》2023年第4期74-85,共12页Lu Yuejia Jiang Peng Song Yueqin Zhou Xiaolong 
The present work focused on the environmentally friendly deep desalination of crude oil using ethylene glycol as the extraction solvent and quartz sand as the demulsifier.The effect of droplet size distribution in the...
关键词：crude oil deep desalination DEMULSIFICATION quartz sand 
3D inner-outer asymmetric sponge for enormous-volume emulsion wastewater treatment based on a new“demulsification-transport”mechanism
《Green Energy & Environment》2023年第5期1398-1408,共11页Ruixiang Qu Shuaiheng Zhao Na Liu Xiangyu Li Huajun Zhai Ya'nan Liu Yen Wei Lin Feng 
The authors are grateful for financial support from the National Natural Science Foundation of China(52173111,21788102).
Although oily wastewater treatment realized by superwetting materials has attracted heightened attention in recent years,how to treat enormous-volume emulsion wastewater is still a tough problem,which is ascribed to t...
关键词：Enormous-volume emulsion treatment Inner-outer asymmetric wettability Demulsification-transport mechanism High separation efficiency 
膜接触破乳——用于油包水乳液分离的超疏水ZIF-8@rGO膜被引量：1
《Engineering》2023年第4期73-81,M0004,共10页顾佳慧 瞿周 张祥宁 范红玮 李春喜 Jürgen Caro 孟洪 
financially supported by the National Natural Science Foundation of China(51773012);Fundamental Research Funds for the Central Universities(buctrc202135);China Scholarship Council Program(201906880031).
水-油界面不平衡是实现油水乳液破乳的关键。传统膜通常是依赖较高的跨膜压力破坏界面平衡而实现破乳。本文提出了可自然、快速地破坏水-油界面平衡的“接触破乳”的概念,开发了一种对有机组分具有高通量的新型破乳分离膜。具体制备过...
关键词：Water-in-oil emulsion DEMULSIFICATION Oil/water separation Superhydrophobic membrane 
Demulsification Behavior, Characteristics, and Performance of Surfactant Stabilized Oil-in-Water Emulsion under Bidirectional Pulsed Electric Field
《China Petroleum Processing & Petrochemical Technology》2023年第1期10-22,共13页Ren Boping Kang Yong Zhang Xianming Gong Haifeng Chen Ling Liu Yunqi 
Scientific Platform Project of the Ministry of Education(fykf201907);the Postdoctoral Science Foundation Project of the Natural Science Foundation of Chongqing Municipality(cstc2021jcyjbshX0194);Science and Technology Research Program of Chongqing Municipal Education Commission(KJQN202100820 and KJZD-K201900804);Science and Technology Innovation Project of the Construction of the Chengdu-Chongqing Economic Circle of Chongqing Municipal Education Commission(KJCX2020036);Scientific Research Project of Chongqing Technology and Business University(2152016 and 2056006);Chongqing Technical Innovation and Application Project(cstc2019jscx-msxmX0275).
As a novel electric demulsification method,bidirectional pulsed electric field(BPEF)was employed to demulsify the surfactant stabilized oil-in-water(SSO/W)emulsion for oil/water separation in this work.The demulsifica...
关键词：oil-in-water emulsion SURFACTANT DEMULSIFICATION bidirectional pulsed electric field 
Study on an improved rotating microchannel separator in the intensification for demulsification and separation process
《Chinese Journal of Chemical Engineering》2023年第3期181-191,共11页Chunxin Fan Zini Guo Jianhong Luo 
An improved rotating microchannel(IRM) separator was further explored in the intensification for demulsification and separation process. Oil-in-water(O/W) emulsion system of 2-ethylhexyl phosphoric acid-2-ethylhexyl e...
关键词：Improved rotating microchannel(IRM) Enhanced demulsification and separation process Liquid-liquid two-phase flow pattern 
Formation,stabilization and chemical demulsification of crude oil-in-water emulsions:A review被引量：3
《Petroleum Research》2022年第4期459-472,共14页Edith Yonguep Kashala Fabrice Kapiamba Katende Jonathan Kabamba Mahabubur Chowdhury 
The crude oil recovery process is frequently associated with the formation of stable emulsions due to factors such as turbulent flow in pipelines and the presence of surface-active substances that naturally occur in c...
关键词：Crude oil Enhanced oil recovery Emulsions STABILIZATION DEMULSIFICATION SURFACTANTS DEMULSIFIERS COALESCENCE 
Electric Field and Ion Diffusion Triggered Precisely Regulated Construction of Micron-scale Water-based Polymer Films:a Detailed Mechanistic Exploration被引量：1
《Chemical Research in Chinese Universities》2022年第6期1435-1445,共11页WANG Dan LIU Jinfang YANG Shuqi JI Xin WANG Yuliang OMONIYI Ahmed Olalekan ZHANG Jianfu SU Zhongmin 
supported by the Science and Technology Development Planning Project of Jilin Province,China (No.20200401037GX);the National Natural Science Foundation of China (No.21504008).
Water-based polymer films can be readily deposited onto a wide range of metallic materials as an environmentally friendly coating through the demulsification-induced fast solidification(DIFS)method.However,there is st...
关键词：Polymer film EMULSION Demulsification-induced fast solidification Mechanism 
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