| 水溶性缓蚀剂对钕铁硼永磁材料的防腐蚀性能 |
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| 引用本文： | 李广宇,孟瑶,娄桂艳.水溶性缓蚀剂对钕铁硼永磁材料的防腐蚀性能[J].材料保护,2009,42(12). |
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| 作者姓名： | 李广宇 孟瑶 娄桂艳 |
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| 作者单位： | 1. 沈阳理工大学环境与化学工程学院,辽宁,沈阳,110168
2. 沈阳工业大学理学院,辽宁,沈阳,110023 |
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| 基金项目： | 辽宁省教育厅基金资助项目 |
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| 摘 要： | 采用叠片腐蚀试验方法评定了无机盐型、脂肪酸型、硼酸胺型和膦酸酯型等4类9种水溶性缓蚀剂在水性环境中对钕铁硼永磁材料防腐蚀性能的影响.通过扫描电子显微镜(SEM)和能量色散谱(EDS)观察了金属表面形态及元素分布.结果显示,无机盐型、硼酸胺型和膦酸酯型缓蚀剂对钕铁硼永磁材料均无明显的缓蚀作用,而脂肪酸型缓蚀剂对钕铁硼永磁材料有一定的缓蚀作用,其中以双十一酸(DC11)的防腐蚀效果最为突出,并且随着缓蚀剂浓度的增大,防腐蚀性能逐渐提高.
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| 关 键 词： | 缓蚀剂 钕铁硼永磁材料 防腐蚀性能 |
Effect of Several Water-Solubility Inhibitors on Corrosion Behavior of NdFeB Permanent Magnet |
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| LI Guang-yu,MENG Yao,LOU Gui-yan.Effect of Several Water-Solubility Inhibitors on Corrosion Behavior of NdFeB Permanent Magnet[J].Journal of Materials Protection,2009,42(12). |
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| Authors: | LI Guang-yu MENG Yao LOU Gui-yan |
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| Affiliation: | LI Guang-yu1,MENG Yao1,LOU Gui-yan2(1.School of Envi-ronment , Chemical Engineering,Shenyang University of Technology,Shenyang 110168,China,2.School of Sciences,Sheny-ang Polytechnic University,Shenyang 110023,China) |
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| Abstract: | The effects of nine kinds of water-soluble inhibitors including inorganic salt type,fatty acid Journal of Materials Protection type,amine borate type,and phosphate type inhibitors on the corrosion behavior of NdFeB permanent magnet in aqueous medi-ums were investigated using superposition test method.The mor-phology and elemental distribution of the metallic surfaces were analyzed by means of scanning electron microscopy and energy dispersive spectrometry.Results indicate that the inorganic salt tvpe,amine ... |
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| Keywords: | inhibitor NdFeB permanent magnet corrosion behavior |
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