多孔材料的研究进展
(中南大学 材料科学与工程学院，长沙 410083)
摘 要: 总结Fe-Al、Ti-Al、Ni-Al 3大系金属间化合物的物相结构和基本特性，论述Fe-Al、Ti-Al和Ni-Al 3大类金属间化合物多孔材料的制备方法、孔结构表征以及耐腐蚀性能，并指出孔结构参数的可控性研究、复合材料的制备和焊接性能的提高是金属间化合物多孔材料未来的研究重点。
关键字: 金属间化合物；Fe-Al合金；Ti-Al合金；Ni-Al合金；多孔材料；耐腐蚀性能
（School of Materials Science and Engineering, Central South University, Changsha 410083, China）
Abstract:The phase structures and elemental characteristics of Fe-Al, Ti-Al and Ni-Al intermetallic compound porous materials were summarized. The preparation methods, pore structures and corrosion resistances of these three kinds of intermetallic compound porous materials were discussed. The trends of development of porous Fe-Al, Ti-Al and Ni-Al intermetallics compound porous materials, the controllability of parameters of pore structure, the preparation of composite and the improvement of welding performance, were pointed out.
Key words: intermetallic compound; Fe-Al alloy; Ti-Al alloy; Ni-Al alloy; porous material; corrosion resistance property
