辛童;白力静;董博轩;吴俊楠;陈桂涛;王志虎;

• 1:西安理工大学材料科学与工程学院

摘要(Abstract)：

通过紫外人工加速方法研究挤压AZ31镁基体上环氧涂层和微弧氧化陶瓷层的吸光及防腐性能。结果表明:两种黑色涂层均为高吸收涂层,经1 250 h的紫外辐照后吸光率仍保持稳定,但有机涂层阻抗值下降3个数量级,黑色陶瓷层阻抗值保持稳定;环氧涂层的异丙基和亚甲基基团在紫外辐照下易发生光氧化降解,破坏涂层结构,降低腐蚀性能;陶瓷层是以Cu固溶于MgO基的Mg_xCu_(1-x)O陶瓷相,其吸光及防腐性能持久性好,更适宜于紫外辐照强的环境。

关键词(KeyWords)： 镁合金;黑色涂层;紫外辐照;吸光;腐蚀

Abstract:

Keywords:

基金项目(Foundation): 陕西省自然基金(2016JZ018);; 陕西省重点实验室项目(17JS083);; 教育部大创项目(201810700066)

作者(Author): 辛童;白力静;董博轩;吴俊楠;陈桂涛;王志虎;

Email:

DOI: 10.14024/j.cnki.1004-244x.20190517.005

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