RSM optimization of oil-in-water microemulsion stabilized by synthesized zwitterionic surfactant and its properties evaluation for application in enhanced oil recovery
Chemical Engineering Research and Design(2019)
摘要
•Optimization of microemulsion formulation by design of experiment.•Comparison of microemulsion and surfactant flooding for EOR applicability.•Optimized microemulsion formed stable for more than 30 days.•High viscosity and ultralow IFT achieved by optimized microemulsion.•Reduction of residual oil saturation to 13.22% by microemulsion flooding.
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关键词
Microemulsion flooding,Response surface methodology,Rheology,Interfacial tension,Wettability alteration
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