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:

参考文献(References)：

• [1]GENG Changjian,WU Baolin,LIU Fang,et al. Dynamic tensile behavior of AZ31B magnesium alloy at ultra-high strain rates[J]. Chinese Journal of Aeronautics,2015,28(2):593-599.
• [2]陈显明,范莹莹.硅酸盐电解液体系下AZ91镁合金表面微弧氧化行为研究[J].兵器材料科学与工程,2019,42(2):35-40.
• [3]白晶莹,李思振,郑大江,等.黑色微弧氧化膜的制备及其表征[J].物理化学学报,2016,32(9):2271-2279.
• [4]袁烁,林乃明,邹娇娟,等.镁合金和钛合金表面着色工艺研究进展[J].表面技术,2017,46(10):185-193.
• [5]HAO Yongsheng,LIU Fuchun,HAN Enhou. Protection of epoxy coatings containing polyaniline modified ultra-short glass fibers[J]. Progress in Organic Coatings,2013,76(4):571-580.
• [6]CHANG Kungchin,HSU Minhsiang,LU Hsini,et al. Roomtemperature cured hydrophobic epoxy/graphene composites as corrosion inhibitor for cold-rolled steel[J]. Carbon,2014,66:144-153.
• [7]LIU Yang,LI Guohui,JIANG Lixiang. A study on the resistance performance of epoxy nano-composites under the vacuum ultraviolet irradiation[J]. Acta Astronautica,2008,63(11/12):1343-1349.
• [8]GHENO G,GANZERLA R,BORTOLUZZI M,et al. Accelerated weathering degradation behaviour of polyesterthermosetting powder coatings[J]. Progress in Organic Coatings,2016,101:90-99.
• [9]LI Sizhen,BAI Jingying,FENG Li,et al. Research on microarc oxidation coatings with thermal control on magnesium alloy[J]. Physics Procedia,2013,50:185-190.
• [10]KRYSMANN W,KURZE P,DITTRICH K H,et al. Process characteristics and parameters of Anodic Oxidation by spark discharge(ANOF)[J]. Crystal Research&Technology,1984,19(7):973-979.
• [11]WANG Kai,KOO B H,LEE C G,et al. Effects of hybrid voltages on oxide formation on 6061 Al-alloys during plasma electrolytic oxidation[J]. Chinese Journal of Aeronautics,2009,22(5):564-568.
• [12]王立世,潘春旭,蔡启舟,等.离子体电解氧化过程中单个稳态微放电的热效应研究[J].物理学报,2007(9):5341-5346.
• [13]ZOU Bin,LüGuohua,ZHANG Guling,et al. Effect of current frequency on properties of coating formed by microarc oxidation on AZ91D magnesium alloy[J]. Transactions of Nonferrous Metals Society of China,2015,25(5):1500-1505.
• [14]ZOU Bin,LüGuohua,ZHANG Guling,et al. Effect of current frequency on properties of coating formed by microarc oxidation on AZ91D magnesium alloy[J]. Transactions of Nonferrous Metals Society of China,2015,25(5):1500-1505.
• [15]寇钢,白力静,王盼,等. AZ41镁合金黑色微弧氧化陶瓷层的显色、摩擦学和腐蚀特性[J].硅酸盐学报,2015(7):991-996.
• [16]ARSHAK K,MOORE E,CAVANAGH L,et al. Determination of the electrical behaviour of surfactant treated polymer/carbon black composite gas sensors[J]. Composites Part A:Applied Science and Manufacturing,2005,36(4):487-491.
• [17] BRASHER D M,KINGSBURY A H. Electrical measurements in the study of immersed paint coatings on metal. I.Comparison between capacitance and gravimetric methods of estimating water-uptake[J]. Journal of Applied Chemistry,2007,4(2):62-72.
• [18]王辉,宣卫芳,刘静,等.飞机蒙皮用含氟聚氨酯涂层老化原因分析[J].装备环境工程,2011,8(5):43-46.
• [19]徐磊,尤静林,王建,等. Na2TiO3晶型及其相变的高温原位拉曼光谱与X射线衍射联合研究[J].光散射学报,2018,30(2):126-132.
• [20]KULKARNI J,RAVISHANKAR R,NAGABHUSHANA H,et al. Structural,optical and photocatalytic properties of MgO/CuO nanocomposite prepared by a solution combustion method[J]. Mater Today,2017,4(11):11756-11763.