表面活性剂对电沉积纳米WO3-Cu复合镀层组织及其性能的影响  被引量:2

Effect of surfactants on microstructure and properties of the electrodeposition nano-WO3-Cu composite coatings

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作  者:秦歌[1] 赵西梅 明平美[1] 李永亮 张新民[1] QIN Ge;ZHAO Ximei;MING Pingmei;LI Yongliang;ZHANG Xinmin(School of Mechanical and Power Engineering,Henan Polytechnic University,Jiaozuo 454000,Henan,China)

机构地区:[1]河南理工大学机械与动力工程学院,河南焦作454000

出  处:《河南理工大学学报(自然科学版)》2020年第4期75-81,共7页Journal of Henan Polytechnic University(Natural Science)

基  金:国家自然科学基金资助项目(51105134);河南省基础研究项目(162300410025);河南理工大学博士基金资助项目(B2012-053)。

摘  要:为了解不同表面活性剂对纳米复合电沉积过程的作用,研究常用的阴离子、阳离子和非离子表面活性剂对WO3-Cu复合镀层电沉积过程的影响。采用扫描电子显微镜和能谱分析仪分析添加表面活性剂前后镀层表面微观形貌和镀层成分的变化,通过润湿性试验、自清洁试验、耐磨性试验和光催化试验分别评价表面活性剂对WO3-Cu复合镀层润湿性能、自清洁性能、耐磨性能和光催化性能的影响。结果表明:表面活性剂可有效改变WO3纳米颗粒在镀层中的沉积和镀层的表面形貌,其中阳离子和非离子表面活性剂联合添加时制备的复合镀层中WO3含量达到最高值25.9%;经氟化处理后,其镀层表面接触角可达155°;与纯铜相比,复合镀层有良好的自清洁性、耐磨性和光催化性。In order to investigate the effect of surfactants on the nanocomposite electrodeposition process,the effects of common anionic,cationic and nonionic surfactants on electrodepositing process of WO3-Cu nanocomposite coatings were studied.The surface morphologies and composition of the WO3-Cu coating obtained in the electrodepositing with surfactants addition were analyzed by SEM and energy dispersive X-Ray spectroscopy(EDS).Contact angle measurement,self-cleaning property test,friction,wear test and photocatalysis test were taken to value the wetting,self-cleaning properties,wear resistance and photocatalytic properties of the WO3-Cu coatings,respectively.The results showed that different surfactants had a great influence on the surface morphology and WO3 contents of WO3-Cu coatings.In the composite electrodeposition using a combination of cationic and non-ionic surfactants,the content of WO3 in WO3-Cu coatings could reach maximum value of 25.9%.After the fluorination modification,the contact angle of the WO3-Cu coating surfaces was about 155°.Compared to the pure Cu,the composite coatings had significantly self-cleaning properties,wear resistance and photocatalytic properties.

关 键 词:表面活性剂 电沉积 纳米WO3-Cu复合镀层 超疏水 自清洁 

分 类 号:TG662[金属学及工艺—金属切削加工及机床]

 

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