Al_2O_3/B_4C复相陶瓷制备及其韧化机理的研究进展  

Research Progress of Preparation and Toughening Mechanisms in Al_2O_3/B_4C Composite Ceramics

作　　者：张丛[1] 曹剑武[1] 燕东明[1,2] 李志鹏[1] 满蓬 罗能能[1] 林广庆[1] 曲发增 

机构地区：[1]中国兵器工业第五二研究所,烟台264003 [2]金利新材料有限公司,烟台264003 [3]总装备部装甲驻济南地区军代室,济南250000

出　　处：《材料导报（纳米与新材料专辑）》2016年第1期445-448,共4页

摘　　要：Al_2O_3/B_4C作为一种优良的结构部件,在工业及国防领域都具有广阔的应用前景。简要论述了Al_2O_3/B_4C复相陶瓷材料的几种常用制备方法,如自蔓燃高温合成、无压烧结法、热压烧结法、机械合金化法等;重点综述了Al_2O_3/B_4C复相陶瓷材料的几种增韧方式及增韧机理,并简述了Al_2O_3/B_4C复相陶瓷材料的应用;最后,指出了Al_2O_3/B_4C复相陶瓷材料的研究不足之处以及下一步的研究动向。Al2O3/B4C can be used as structures in industry and defense because of the excellent properties.The preparation methods for Al2O3/B4C composite ceramics are reviewed,such as self-propagating high-temperature synthesis,pressure-less sintering,hot pressure sintering and mechanical alloying method.The toughening methods and mechanisms of Al2O3/B4C composite ceramics are briefly stated,as well as the application of Al2O3/B4C composite ceramics.Finally the insufficiency and researching direction are also pointed out.

关 键 词：Al2O3/B4C复相陶瓷 制备方法 增韧方式 增韧机理 

分 类 号：TF124[冶金工程—粉末冶金]