钼及其合金具有较好的高温力学性能和良好的耐腐蚀性能,然而高温氧化问题限制了钼及其合金的应用.分别从涂层体系、涂层结构及涂层的制备工艺3个方面综述了近年来国内外钼及其合金氧化防护涂层的研究进展.在涂层体系方面,目前的研究主要集中在钼的硅化物(如MoSi2涂层)上；在涂层结构方面,对比了各种结构涂层的特点,单一涂层与基体存在热膨胀不匹配问题,使得单一涂层作为高温防护的应用受到限制,然而复合涂层却明显改善了此缺点；在涂层的制备工艺方面,介绍了涂层的各种制备工艺及其优缺点.综合应用各种涂层制备工艺,发展新型复合涂层是今后钼及其合金氧化防护涂层的发展方向.
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