张倩倩,石栋栋,乌冬伟,张会臣

• 1:大连海事大学交通运输装备与海洋工程学院
• 2:大连大学机械工程学院

摘要(Abstract)：

采用激光加工结合构筑纳米结构,并涂覆低表面能物质的方法制备了镁合金超疏水表面。使用光学显微镜和扫描电镜观察表面形貌,接触角测量仪测量超疏水表面的静态接触角,电化学分析方法测试试样在模拟生物体液中的腐蚀性能。结果表明:激光加工参数对超疏水表面形貌和性能具有重要的影响。当加工电流为13 A,点阵间距为50μm时,表面微/纳米结构均匀,静态接触角达到最大值161.7°。超疏水试样的腐蚀电位增加,极化电阻增大,腐蚀电流降低,腐蚀速率降低31%,有效提高了WE43镁合金的耐生物体液腐蚀性能。

关键词(KeyWords)： 超疏水;镁合金;加工参数;耐蚀性

Abstract:

Keywords:

基金项目(Foundation): 辽宁省教育厅一般项目(L2015033);; 大连海事大学船机修造工程交通运输行业重点实验室开放课题(2017KF01)

作者(Author): 张倩倩,石栋栋,乌冬伟,张会臣

DOI: 10.13289/j.issn.1009-6264.2017-0272

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