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Underwater superoleophobic stainless steel mesh fabricated by laser cladding a copper foil for oil–water separation

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A simple and inexpensive one-step laser cladding method is reported to make the stainless steel mesh underwater superoleophobic. The micro/nanoscale morphologies were created via cladding a copper foil onto the… Click to show full abstract

A simple and inexpensive one-step laser cladding method is reported to make the stainless steel mesh underwater superoleophobic. The micro/nanoscale morphologies were created via cladding a copper foil onto the stainless steel mesh using the nanosecond laser marking system. The fabricated stainless steel mesh has the underwater superoleophobic property with oil contact angles greater than 150°. Based on the special wettability, the fabricated stainless steel mesh is used to separate the light oil–water mixtures, and the separation efficiencies are >98.3%.

Keywords: steel mesh; laser cladding; stainless steel; underwater superoleophobic; oil

Journal Title: Materials Research Express
Year Published: 2018

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