Properties of Super-Hydrophobic Copper and Stainless Steel Meshes: Applications in Controllable Water Permeation and Organic Solvents/Water Separation

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    Properties of Super-Hydrophobic Copper and Stainless Steel Meshes: Applications in Controllable Water Permeation and Organic Solvents/Water Separation. / Sang, Yu Chen; Albadarin, Ahmad B.; Al-Muhtaseb, Ala'a H.; Mangwandi, Chirangano; McCracken, John N.; Bell, Steven E. J.; Walker, Gavin M.

    In: Applied Surface Science, 30.04.2015, p. 107-114.

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    @article{0e73fb973f8f40a6b8c96d2c4774bfa9,
    title = "Properties of Super-Hydrophobic Copper and Stainless Steel Meshes: Applications in Controllable Water Permeation and Organic Solvents/Water Separation",
    abstract = "The wettability and hydrophobicity of super-hydrophobic (SH) meshes is greatly influenced by their topographic structures, chemical composition and coating process. In this study, the properties of copper and stainless steel meshes, coated with super-hydrophobic electrolessly deposited silver were investigated. A new method to test the pressure resistance of super-hydrophobic mesh was applied to avoid any deformation of mesh. Results showed that SH copper mesh and SH stainless steel meshes with the same pore size have almost the same contact angle and the same hydrophobicity. SH copper mesh with a pore size of 122 μm can resist water pressure of 4900 Pa and a decrease of pore size of mesh can increase the pressure resistance of SH copper mesh. The SH copper mesh modified with 0.1 M HS(CH2)10COOH solution in ethanol has a controllable water permeation property by simply adjusting the pH of water solution. SH copper mesh shows super-oleophilicity with organic solvents and so with a water contact angle of 0° and it can be an effective tool for organic solvents/water separation. The separation efficiency of SH copper mesh for separating mixtures of organic solvent and water can be as high as 99.8{\%}.",
    keywords = "super-hydrophobic copper mesh, Contact angle, pressure resistance, organic solvent/ water separation, pH controllable water permeation, Morphology",
    author = "Sang, {Yu Chen} and Albadarin, {Ahmad B.} and Al-Muhtaseb, {Ala'a H.} and Chirangano Mangwandi and McCracken, {John N.} and Bell, {Steven E. J.} and Walker, {Gavin M.}",
    year = "2015",
    month = "4",
    day = "30",
    doi = "10.1016/j.apsusc.2015.02.034",
    language = "English",
    pages = "107--114",
    journal = "Applied Surface Science",
    issn = "0169-4332",
    publisher = "Elsevier",

    }

    RIS

    TY - JOUR

    T1 - Properties of Super-Hydrophobic Copper and Stainless Steel Meshes: Applications in Controllable Water Permeation and Organic Solvents/Water Separation

    AU - Sang, Yu Chen

    AU - Albadarin, Ahmad B.

    AU - Al-Muhtaseb, Ala'a H.

    AU - Mangwandi, Chirangano

    AU - McCracken, John N.

    AU - Bell, Steven E. J.

    AU - Walker, Gavin M.

    PY - 2015/4/30

    Y1 - 2015/4/30

    N2 - The wettability and hydrophobicity of super-hydrophobic (SH) meshes is greatly influenced by their topographic structures, chemical composition and coating process. In this study, the properties of copper and stainless steel meshes, coated with super-hydrophobic electrolessly deposited silver were investigated. A new method to test the pressure resistance of super-hydrophobic mesh was applied to avoid any deformation of mesh. Results showed that SH copper mesh and SH stainless steel meshes with the same pore size have almost the same contact angle and the same hydrophobicity. SH copper mesh with a pore size of 122 μm can resist water pressure of 4900 Pa and a decrease of pore size of mesh can increase the pressure resistance of SH copper mesh. The SH copper mesh modified with 0.1 M HS(CH2)10COOH solution in ethanol has a controllable water permeation property by simply adjusting the pH of water solution. SH copper mesh shows super-oleophilicity with organic solvents and so with a water contact angle of 0° and it can be an effective tool for organic solvents/water separation. The separation efficiency of SH copper mesh for separating mixtures of organic solvent and water can be as high as 99.8%.

    AB - The wettability and hydrophobicity of super-hydrophobic (SH) meshes is greatly influenced by their topographic structures, chemical composition and coating process. In this study, the properties of copper and stainless steel meshes, coated with super-hydrophobic electrolessly deposited silver were investigated. A new method to test the pressure resistance of super-hydrophobic mesh was applied to avoid any deformation of mesh. Results showed that SH copper mesh and SH stainless steel meshes with the same pore size have almost the same contact angle and the same hydrophobicity. SH copper mesh with a pore size of 122 μm can resist water pressure of 4900 Pa and a decrease of pore size of mesh can increase the pressure resistance of SH copper mesh. The SH copper mesh modified with 0.1 M HS(CH2)10COOH solution in ethanol has a controllable water permeation property by simply adjusting the pH of water solution. SH copper mesh shows super-oleophilicity with organic solvents and so with a water contact angle of 0° and it can be an effective tool for organic solvents/water separation. The separation efficiency of SH copper mesh for separating mixtures of organic solvent and water can be as high as 99.8%.

    KW - super-hydrophobic copper mesh

    KW - Contact angle

    KW - pressure resistance

    KW - organic solvent/ water separation

    KW - pH controllable water permeation

    KW - Morphology

    U2 - 10.1016/j.apsusc.2015.02.034

    DO - 10.1016/j.apsusc.2015.02.034

    M3 - Article

    SP - 107

    EP - 114

    JO - Applied Surface Science

    T2 - Applied Surface Science

    JF - Applied Surface Science

    SN - 0169-4332

    ER -

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