Investigation of Super-hydrophobic Surface Prepared by Atmospheric-pressure Plasma Vapor Deposition and Its Anti-dust, Acid-and-alkaline Resistant Properties
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Investigation of Super-hydrophobic Surface Prepared by Atmospheric-pressure Plasma Vapor Deposition and Its Anti-dust, Acid-and-alkaline Resistant Properties
Vol. 45, Issue 5, Pages: 1367-1374(2019)
作者机构:
1. 贵州电网有限责任公司电力科学研究院
2. 重庆大学输配电装备及系统安全与新技术国家重点实验室
作者简介:
基金信息:
DOI:
CLC:
Published Online:30 May 2019,
Published:2019
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ZHANG Xun, TIAN Chengyue, ZENG Huarong, et al. Investigation of Super-hydrophobic Surface Prepared by Atmospheric-pressure Plasma Vapor Deposition and Its Anti-dust, Acid-and-alkaline Resistant Properties[J]. 2019, 45(5): 1367-1374.
DOI:
ZHANG Xun, TIAN Chengyue, ZENG Huarong, et al. Investigation of Super-hydrophobic Surface Prepared by Atmospheric-pressure Plasma Vapor Deposition and Its Anti-dust, Acid-and-alkaline Resistant Properties[J]. 2019, 45(5): 1367-1374.DOI:
Investigation of Super-hydrophobic Surface Prepared by Atmospheric-pressure Plasma Vapor Deposition and Its Anti-dust, Acid-and-alkaline Resistant Properties
摘要
为了减小外部环境对输电线路运行安全的影响
在绝缘子玻璃基底材料和铝基底材料上
采用针–管结构的介质阻挡放电装置在大气压下成功制备出超疏水表面
材料表面的静态接触角达到165°
滚动角<3°。等离子体由Ar/HMDSN的混合气体在交流电源驱动下产生
辐射光谱测试表明有机硅单体在放电间隙被裂解并与空气反应产生大量碳氢和碳氧等基团
FTIR表面测试发现表面有大量低表面能的CH3疏水基团
AFM和SEM显示出表面有类似荷叶的纳米级粗糙结构。最后对超疏水表面的防腐蚀和防污秽能力进行测试
结果表明所制备的超疏水薄膜有一定的防污能力
并且能够有效抵抗强酸强碱的腐蚀作用。
Abstract
In order to reduce the impact of the external environment on the operation safety of transmission lines
a super-hydrophobic surface is successfully prepared on the insulator glass material and the aluminum material under the atmospheric pressure
by using a dielectric barrier discharge device of a needle-tube structure. The static contact angle of the surface reaches 165° and the rolling angle is lower than 3°. The plasma is driven by AC power and generated by the gas mixture of argon/HMDSN. The radiation spectrum shows that the silicone monomer is cracked and reacts with air to generate a large amount of C—H and C—O groups. The FTIR shows that the super-hydrophobic film contains a plenty of CH3 groups
and it has a nano-scale structure similar to the lotus leaf from the results of AFM and SEM analyses. Finally
the surface corrosion resistance to acid and alkali and the self-cleaning properties of super-hydrophobic surfaces have been investigated
the results show that the prepared super-hydrophobic film can effectively prevent corrosion of strong acid and alkali and has a certain anti-pollution ability.