多孔材料的研究進(jìn)展
(中南大學(xué) 材料科學(xué)與工程學(xué)院，長(zhǎng)沙 410083)
摘 要: 總結(jié)Fe-Al、Ti-Al、Ni-Al 3大系金屬間化合物的物相結(jié)構(gòu)和基本特性，論述Fe-Al、Ti-Al和Ni-Al 3大類金屬間化合物多孔材料的制備方法、孔結(jié)構(gòu)表征以及耐腐蝕性能，并指出孔結(jié)構(gòu)參數(shù)的可控性研究、復(fù)合材料的制備和焊接性能的提高是金屬間化合物多孔材料未來(lái)的研究重點(diǎn)。
關(guān)鍵字: 金屬間化合物；Fe-Al合金；Ti-Al合金；Ni-Al合金；多孔材料；耐腐蝕性能
（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
