碳化物层状结构陶瓷的制备和强韧化研究进展

Research Progress on Preparation and Toughening Mechanisms ofCarbide Laminar Ceramics

摘要: 基于仿生学原理设计的层状结构可以较好地解决碳化物陶瓷固有的脆性问题，是目前碳化物陶瓷强韧化最有效的途径之一，具有良好的应用前景。介绍了层状陶瓷的结构设计特点，综述了SiC和B₄C层状结构陶瓷的制备、性能和主要增韧机制，并对碳化物结构陶瓷材料的发展进行了总结与展望。

Abstract: Laminated structures designed by bionics principle can better solve intrinsic brittleness problems of carbide ceramics. It is now one of the most effective ways to strengthen and toughen carbide ceramics, and has good application prospects. The structural design features of laminar ceramics are described. The preparation, performance and main toughening mechanisms of SiC and B₄C laminar ceramics are reviewed. The development of carbide laminar ceramic materials is summarized and prospected.