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一种CeO2弥散的超细晶δ-Ni2Al3涂层及其制备方法和应用
彭晓, 徐承伟 and 王福会
2011-03-23
Rights Holder中国科学院金属研究所
Date Available2011-03-23
Country中国
Subtype发明专利
Abstract本发明公开一种CeO2弥散的超细晶δ-Ni2Al3涂层及其制备方法和应用,解决现有渗铝技术温度高、渗铝涂层热生长的Al2O3层结合强度低、应用受到限制等问题。涂层制备分两步:先在金属基体(例如:低碳钢、低合金钢或Ni基合金等)上采用Ni与CeO2纳米粒子共电沉积的方法制得纳米晶结构的Ni-CeO2纳米复合“前驱”膜;再在“前驱”膜上于500~700℃进行扩散渗铝,获得超细晶的、CeO2改性的δ-Ni2Al3涂层。涂层成分由δ-Ni2Al3相和弥散分布的纳米颗粒CeO2组成;按质量百分比计,CeO2含量为1~10%,其余为δ-Ni2Al3。本发明CeO2弥散的超细晶δ-Ni2Al3涂层,可应用于...
Language中文
Status公开
Application NumberCN101988204A
Document Type专利
Identifierhttp://ir.imr.ac.cn/handle/321006/66454
Collection中国科学院金属研究所
Recommended Citation
GB/T 7714
彭晓, 徐承伟 and 王福会. 一种CeO2弥散的超细晶δ-Ni2Al3涂层及其制备方法和应用[P]. 2011-03-23.
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