用化学刻蚀法构建铝合金基体二元三维微纳米表面结构,再经棕榈酸修饰,制备了仿生超疏水表面.水滴与表面接触角达157°,滚动角<3°.用扫描电子显微镜(SEM)和X射线光电子能谱(XPS)表征其形貌和表面元素;并测试其防粘附性能,防结冰和结霜性能.结果表明,其疏水机理与Cassie模型相符,超疏水性能和防粘附性能良好,且结冰时间长,结霜量少.
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