Ti_(3)SiC_(2)陶瓷材料制备方法研究进展

Research Progress in Preparation of Ti_(3)SiC_(2)Ceramic Materials

作为MAX相家族重要成员,钛硅化碳Ti_(3)SiC_(2)除了具有耐高温、抗氧化性能外,还具有与金属类似的优异导电性、导热性和可加工性,在电接触材料、热交换器构件材料、润滑材料等领域展现出较大的应用潜力,成为当前一种备受关注的新型陶瓷材料。现有的Ti_(3)SiC_(2)制备方法主要有无压烧结、热压烧结、热等静压、放电等离子烧结、前驱体转换陶瓷、反应熔体浸渗法、熔盐法、化学气相沉积、物理气相沉积等。本文首先阐述了Ti_(3)SiC_(2)材料的结构与性能,然后重点综述了国内外Ti_(3)SiC_(2)陶瓷材料的制备方法,最后展望了Ti_(3)SiC_(2)陶瓷材料的应用前景。

Asan important member of the MAX phase family,titanium silicified carbon Ti_(3)SiC_(2)not only has high temperature resistance and oxidation resistance,but also has excellent electrical conductivity,thermal conductivity and machinability similar to metal.It has shown strong application potential in the fields of electrical contact materials,heat exchanger component materials,lubricating materials and so on,and has become a new ceramic material that attracts much attention.The existing preparation methods of Ti_(3)SiC_(2)are mainly pressureless sintering,hot pressed sintering,hot isostatic pressure,spark plasma sintering,polymer-derived ceramic,reactive melt infiltration method,molten salt synthesis,chemical vapor deposition,physical vapor deposition,etc.In this paper,the structure and properties of Ti_(3)SiC_(2)materials are described firstly,and then the preparation methods of Ti_(3)SiC_(2)ceramic materials at home and abroad are reviewed emphatically.Finally,the application prospect of Ti_(3)SiC_(2)ceramic materials is prospected.