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镁基体超疏水表面制备及表征

, PP. 329-332

Keywords: ,自组装方法,超疏水,接触角,电化学阻抗谱

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Abstract:

采用自组装方法,在镁基体表面制备了一层超疏水硬脂酸分子层,并采用接触角、扫描电镜、红外光谱、电化学阻抗等测试技术对获得的超疏水层进行了表征和分析.研究表明,经过大约1h的组装,硬脂酸分子成功的键合到镁基体上,形成了微米-纳米尺寸花瓣状结构的硬脂酸膜,接触角也快速增加至154°.电化学阻抗测试表明,超疏水膜可以提高镁基体的电荷传递电阻,在一定程度上抑制镁的局部腐蚀.

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