Al基准晶薄膜/涂层研究进展  

Research Progress on Al-based Quasicrystal Films/coatings

作　　者：钟嘉彬 陈永君 滕琳琳 邵宪吉 韩冰[1,2] 燕峰 ZHONG Jiabin;CHEN Yongjun;TENG Linlin;SHAO Xianji;HAN Bing;YAN Feng(School of Mechanical Engineering and Automation,University of Science and Technology Liaoning,Anshan 114051,China;Liaoning Key Laboratory of Special Machining for Complex Workpiece Surface,Anshan 114051,China;Sinosteel Anshan Research Institute of Thermo-Energy Co.,Ltd,Anshan 114044,China)

机构地区：[1]辽宁科技大学机械工程与自动化学院,鞍山114051 [2]辽宁省复杂工件表面特种加工重点实验室,鞍山114051 [3]中钢集团鞍山热能研究院有限公司,鞍山114044

出　　处：《中国表面工程》2021年第5期105-116,共12页China Surface Engineering

基　　金：国家自然科学基金(51901094);辽宁省博士科研启动基金计划(2019-BS-124);辽宁科技大学优秀人才基金(2019RC06)资助项目。

摘　　要：准晶材料固有脆性限制其作为结构性材料的应用,广泛用于表面薄膜/涂层,而得到高纯度准晶相与控制准晶相变仍是应用难点。围绕Al基准晶在表面薄膜/涂层应用方面,介绍真空蒸镀、溅射镀膜、热喷涂、激光熔覆等常用制备工艺,总结各工艺的特点。分析准晶薄膜/涂层的成分、冷却速度、热处理对准晶相变的影响,合理的制备工艺和适当的后续热处理对薄膜/涂层中形成高纯度准晶有显著提升。讨论相变对薄膜/涂层的力学性能、疏水性、摩擦性、耐腐蚀性和抗氧化性的影响,分析准晶薄膜/涂层在减磨耐磨涂层、热障涂层、太阳能选择性吸收薄膜等领域的应用前景。综述了近30年准晶薄膜/涂层的制备技术及改性研究的重要结果和研究现状,提出了准晶薄膜/涂层应用方面存在的问题并进行了展望。The inherent brittleness of quasicrystal materials limit their application as structural materials,so they are widely used in surface films/coatings.However,it is still difficult to obtain high purity quasicrystal phase and control the transformation.In terms of Al-based quasicrystal on surface film/coating applications,the common techniques for the preparation such as vacuum vapor deposition,sputtering coating,thermal spraying,and laser cladding were introduced,and the characteristics of each techniques were summarized.The effects of the composition,cooling rate,and heat treatment on the phase transition of quasicrystal films/coatings were analyzed.Reasonable preparation process and appropriate subsequent heat treatment can significantly improve the formation of high purity quasicrystals in the film/coating.The effects of phase transformation on the mechanical properties,hydrophobicity,tribability,corrosion resistance and oxidation resistance of the films/coatings were discussed.The application prospects of quasicrystal films/coatings in the fields of wear reduction and wear resistance,thermal barrier coatings and solar selective absorption films were analyzed.The important results and research status of preparation technology and modification of quasicrystal films/coatings in recent 30 years were reviewed.The existing problems in application of quasicrystal films/coatings and prospects in the future were put forward.

关 键 词：准晶材料 薄膜/涂层 制备技术 相变 应用 

分 类 号：TG156[金属学及工艺—热处理] TB114[金属学及工艺—金属学]