| Ti6Al4V表面纹理制备及其润湿性 |
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| 引用本文： | 连峰,张会臣,庞连云. Ti6Al4V表面纹理制备及其润湿性[J]. 功能材料, 2011, 42(Z3) |
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| 作者姓名： | 连峰 张会臣 庞连云 |
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| 作者单位： | 大连海事大学机械工程系,辽宁大连,116026 |
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| 基金项目： | 国家自然科学基金资助项目(50975036,50675024); 辽宁省自然科学基金资助项目(20082143); 辽宁省高校重点实验室资助项目(2008S029) |
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| 摘 要： | 采用激光加工技术在Ti6Al4V表面分别加工直线、网格和具有规则点阵状结构的表面纹理,采用自组装技术制备自组装分子膜。采用扫描电镜、形貌分析仪和接触角测量仪对成膜后的钛合金表面进行形貌和接触角的表征与测量。结果表明,通过激光加工和沉积自组装分子膜,可显著增大Ti6Al4V的水接触角。其中直线纹理的试样表面水接触角可达124.8°,网格纹理的试样表面接触角可达126.1°,点阵状纹理的试样表面接触角可达151.6°。表面接触角与表面粗糙度相关,随着表面粗糙度值的增大,接触角呈增大趋势,当表面粗糙度>4μm时,接触角均>150°,形成超疏水表面。
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| 关 键 词： | 钛合金 激光加工 自组装分子膜 超疏水 |
Fabrication of surface texture on Ti6Al4V alloy and its wettability |
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| LIAN Feng,ZHANG Hui-chen,PANG Lian-yun. Fabrication of surface texture on Ti6Al4V alloy and its wettability[J]. Journal of Functional Materials, 2011, 42(Z3) |
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| Authors: | LIAN Feng ZHANG Hui-chen PANG Lian-yun |
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| Affiliation: | LIAN Feng,ZHANG Hui-chen,PANG Lian-yun (Department of Mechanical Engineering,Dalian Maritime University,Dalian 116026,China) |
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| Abstract: | Surface texture of line texture,grid texture and space-lattice was manufactured to Ti6Al4V alloy with laser surface modification method and self-assembled monolayers(SAMs) was deposited on the texturing surface with self-assembled method.Scanning electron microscope,surface profiler and contact angle measurement were used to analyze the surface properties of specimen.It is shown that after laser manufacturing and preparing self-assembled monolayers,the contact angles of the water droplet on the surface incr... |
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| Keywords: | Ti6Al4V alloy laser manufacturing self-assembled monolayers super-hydrophobic |
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