提高烧结NdFeB磁体的耐腐蚀性能一直是该领域研究的热点之一.添加金属元素和涂覆常规镀层虽然有效,但并未很好地解决NdFeB磁体耐腐蚀性差的难题.本文对常规涂层用于烧结NdFeB永磁体防腐蚀的现状进行了分析,提出以化学镀Ni-P镀层为过渡层,采用化学镀/溶胶-凝胶复合法在NdFeB磁体表面形成Ni-P/TiO2复合膜,以提高烧结NdFeB磁体耐蚀性能,拟为研发新型的烧结NdFeB磁体涂层提供参考.
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