Liquid-infused interfacial floatable porous membrane as movable gate for ultrafast immiscible oil/water separation

Abstract Liquid separation methods are widely used in industrial and everyday applications, however, their applicability is often constrained by low efficiency, membrane fouling, and poor energy efficiency. Herein, a conceptually novel liquid-infused interfacial floatable porous membrane (LIIFPM) sy...

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Main Authors: Jianlin Yang, Xin Yang, Tianlu Yu, Zhecun Wang
Format: Article
Language:English
Published: Nature Portfolio 2024-01-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-40262-x
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author Jianlin Yang
Xin Yang
Tianlu Yu
Zhecun Wang
author_facet Jianlin Yang
Xin Yang
Tianlu Yu
Zhecun Wang
author_sort Jianlin Yang
collection DOAJ
description Abstract Liquid separation methods are widely used in industrial and everyday applications, however, their applicability is often constrained by low efficiency, membrane fouling, and poor energy efficiency. Herein, a conceptually novel liquid-infused interfacial floatable porous membrane (LIIFPM) system for high-performance oil/water separation is proposed. The system functions by allowing a liquid to wet and fill a superamphiphilic porous membrane, thereby creating a stable liquid-infused interface that floats at the oil/water interface and prevents the passage of immiscible liquids. The lower-layer liquid can outflow directly, while the flow of the upper-layer liquid is stopped by the membrane. Remarkably, the efficiency of the LIIFPM system is independent of the membrane pore size, enabling ultrafast immiscible oil/water separation in an energy-saving and antifouling manner.
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spelling doaj.art-5230294f04064f2685b64e71894e5b1c2024-01-07T12:27:04ZengNature PortfolioScientific Reports2045-23222024-01-0114111110.1038/s41598-023-40262-xLiquid-infused interfacial floatable porous membrane as movable gate for ultrafast immiscible oil/water separationJianlin Yang0Xin Yang1Tianlu Yu2Zhecun Wang3College of Materials Science and Engineering, Liaoning Technical UniversityCollege of Materials Science and Engineering, Liaoning Technical UniversityCollege of Materials Science and Engineering, Liaoning Technical UniversityCollege of Materials Science and Engineering, Liaoning Technical UniversityAbstract Liquid separation methods are widely used in industrial and everyday applications, however, their applicability is often constrained by low efficiency, membrane fouling, and poor energy efficiency. Herein, a conceptually novel liquid-infused interfacial floatable porous membrane (LIIFPM) system for high-performance oil/water separation is proposed. The system functions by allowing a liquid to wet and fill a superamphiphilic porous membrane, thereby creating a stable liquid-infused interface that floats at the oil/water interface and prevents the passage of immiscible liquids. The lower-layer liquid can outflow directly, while the flow of the upper-layer liquid is stopped by the membrane. Remarkably, the efficiency of the LIIFPM system is independent of the membrane pore size, enabling ultrafast immiscible oil/water separation in an energy-saving and antifouling manner.https://doi.org/10.1038/s41598-023-40262-x
spellingShingle Jianlin Yang
Xin Yang
Tianlu Yu
Zhecun Wang
Liquid-infused interfacial floatable porous membrane as movable gate for ultrafast immiscible oil/water separation
Scientific Reports
title Liquid-infused interfacial floatable porous membrane as movable gate for ultrafast immiscible oil/water separation
title_full Liquid-infused interfacial floatable porous membrane as movable gate for ultrafast immiscible oil/water separation
title_fullStr Liquid-infused interfacial floatable porous membrane as movable gate for ultrafast immiscible oil/water separation
title_full_unstemmed Liquid-infused interfacial floatable porous membrane as movable gate for ultrafast immiscible oil/water separation
title_short Liquid-infused interfacial floatable porous membrane as movable gate for ultrafast immiscible oil/water separation
title_sort liquid infused interfacial floatable porous membrane as movable gate for ultrafast immiscible oil water separation
url https://doi.org/10.1038/s41598-023-40262-x
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AT tianluyu liquidinfusedinterfacialfloatableporousmembraneasmovablegateforultrafastimmiscibleoilwaterseparation
AT zhecunwang liquidinfusedinterfacialfloatableporousmembraneasmovablegateforultrafastimmiscibleoilwaterseparation