CN103668178A - 一种提高烧结钕铁硼磁体耐腐蚀性能的方法 - Google Patents
一种提高烧结钕铁硼磁体耐腐蚀性能的方法 Download PDFInfo
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- CN103668178A CN103668178A CN201310643161.8A CN201310643161A CN103668178A CN 103668178 A CN103668178 A CN 103668178A CN 201310643161 A CN201310643161 A CN 201310643161A CN 103668178 A CN103668178 A CN 103668178A
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- sintered ndfeb
- magnet
- ndfeb magnet
- corrosion resistance
- powder
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- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 75
- 238000005260 corrosion Methods 0.000 title claims abstract description 65
- 230000007797 corrosion Effects 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 32
- 239000000843 powder Substances 0.000 claims abstract description 29
- 230000004048 modification Effects 0.000 claims abstract description 17
- 238000012986 modification Methods 0.000 claims abstract description 17
- 229910052751 metal Inorganic materials 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims abstract description 13
- 239000011858 nanopowder Substances 0.000 claims abstract description 13
- 238000005275 alloying Methods 0.000 claims abstract description 12
- 150000001875 compounds Chemical class 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims abstract description 8
- 238000005498 polishing Methods 0.000 claims abstract description 7
- 230000008859 change Effects 0.000 claims abstract description 6
- 239000000126 substance Substances 0.000 claims abstract description 6
- 239000013078 crystal Substances 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 12
- 238000002203 pretreatment Methods 0.000 claims description 7
- 229910052718 tin Inorganic materials 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- 229910052726 zirconium Inorganic materials 0.000 claims description 4
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 2
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 2
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- 229910006404 SnO 2 Inorganic materials 0.000 claims description 2
- 229910052771 Terbium Inorganic materials 0.000 claims description 2
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229910052733 gallium Inorganic materials 0.000 claims description 2
- 229910052735 hafnium Inorganic materials 0.000 claims description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 2
- 239000011812 mixed powder Substances 0.000 claims 2
- 238000005516 engineering process Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 3
- 238000010923 batch production Methods 0.000 abstract description 2
- 238000002844 melting Methods 0.000 abstract 2
- 230000008018 melting Effects 0.000 abstract 2
- 238000001035 drying Methods 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 6
- 229910052779 Neodymium Inorganic materials 0.000 description 4
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- OMFXVFTZEKFJBZ-HJTSIMOOSA-N corticosterone Chemical compound O=C1CC[C@]2(C)[C@H]3[C@@H](O)C[C@](C)([C@H](CC4)C(=O)CO)[C@@H]4[C@@H]3CCC2=C1 OMFXVFTZEKFJBZ-HJTSIMOOSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Abstract
Description
测试磁体种类 | 质量损失(mg/cm2) |
改性前 | 25.6 |
改性后 | 0.67 |
测试磁体种类 | 质量损失(mg/cm2) |
改性前 | 21.2 |
改性后 | 0.51 |
Claims (7)
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CN201310643161.8A CN103668178B (zh) | 2013-12-03 | 2013-12-03 | 一种提高烧结钕铁硼磁体耐腐蚀性能的方法 |
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CN201310643161.8A CN103668178B (zh) | 2013-12-03 | 2013-12-03 | 一种提高烧结钕铁硼磁体耐腐蚀性能的方法 |
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CN103668178A true CN103668178A (zh) | 2014-03-26 |
CN103668178B CN103668178B (zh) | 2016-08-17 |
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Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104376947A (zh) * | 2014-12-13 | 2015-02-25 | 张乔木 | 一种耐热烧结钕铁硼永磁材料及制备方法 |
CN104867639A (zh) * | 2014-11-19 | 2015-08-26 | 沈阳工业大学 | 一种烧结钕铁硼永磁材料的制备方法 |
CN105321699A (zh) * | 2014-07-07 | 2016-02-10 | 厦门钨业股份有限公司 | 一种钕铁硼系烧结磁体的制造方法及其磁体 |
CN106191856A (zh) * | 2016-08-30 | 2016-12-07 | 安徽大地熊新材料股份有限公司 | 一种高耐蚀、高矫顽力烧结钕铁硼磁体及制备方法 |
CN106245026A (zh) * | 2016-08-31 | 2016-12-21 | 安徽大地熊新材料股份有限公司 | 一种在烧结钕铁硼磁体表面制备金属涂层的方法 |
CN106601462A (zh) * | 2016-12-14 | 2017-04-26 | 中国工程物理研究院材料研究所 | 一种提高烧结Nd‑Fe‑B磁体抗腐蚀性能的表面晶界改性方法及其制备的产品 |
CN106783124A (zh) * | 2016-12-05 | 2017-05-31 | 华南理工大学 | 一种晶界扩散Al‑Cu合金提高钕铁硼磁体耐蚀性的方法 |
CN108666064A (zh) * | 2018-04-28 | 2018-10-16 | 四川大学 | 一种添加vc的烧结稀土永磁材料及其制备方法 |
CN108914042A (zh) * | 2018-07-06 | 2018-11-30 | 安徽大地熊新材料股份有限公司 | 一种耐磨防腐烧结钕铁硼磁体的制备方法 |
CN108987019A (zh) * | 2018-08-01 | 2018-12-11 | 宁波科升磁业有限公司 | 一种高耐蚀性烧结钕铁硼磁体的制备方法 |
CN109437908A (zh) * | 2018-11-13 | 2019-03-08 | 长沙百川超硬材料工具有限公司 | 一种高热硬性硬质合金及其制备方法 |
CN110408926A (zh) * | 2019-08-30 | 2019-11-05 | 泮敏翔 | 一种强韧性高性能钐钴磁体的制备方法 |
CN110473704A (zh) * | 2019-09-12 | 2019-11-19 | 安吉县宏铭磁性器材有限公司 | 一种薄型片式稀土永磁材料的制备方法 |
WO2019227664A1 (zh) * | 2018-05-28 | 2019-12-05 | 江苏大学 | 一种提高烧结钕铁硼磁体耐蚀性能的激光冲击强化方法 |
-
2013
- 2013-12-03 CN CN201310643161.8A patent/CN103668178B/zh active Active
Non-Patent Citations (1)
Title |
---|
关丽: "NdFeB永磁合金激光表面改性技术研究", 《中国优秀硕士学位论文全文数据库 (工程科技Ⅰ辑)》, 15 December 2003 (2003-12-15) * |
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105321699A (zh) * | 2014-07-07 | 2016-02-10 | 厦门钨业股份有限公司 | 一种钕铁硼系烧结磁体的制造方法及其磁体 |
CN104867639A (zh) * | 2014-11-19 | 2015-08-26 | 沈阳工业大学 | 一种烧结钕铁硼永磁材料的制备方法 |
CN104376947A (zh) * | 2014-12-13 | 2015-02-25 | 张乔木 | 一种耐热烧结钕铁硼永磁材料及制备方法 |
CN106191856B (zh) * | 2016-08-30 | 2018-11-23 | 安徽大地熊新材料股份有限公司 | 一种高耐蚀、高矫顽力烧结钕铁硼磁体及制备方法 |
CN106191856A (zh) * | 2016-08-30 | 2016-12-07 | 安徽大地熊新材料股份有限公司 | 一种高耐蚀、高矫顽力烧结钕铁硼磁体及制备方法 |
CN106245026A (zh) * | 2016-08-31 | 2016-12-21 | 安徽大地熊新材料股份有限公司 | 一种在烧结钕铁硼磁体表面制备金属涂层的方法 |
CN106783124A (zh) * | 2016-12-05 | 2017-05-31 | 华南理工大学 | 一种晶界扩散Al‑Cu合金提高钕铁硼磁体耐蚀性的方法 |
CN106601462A (zh) * | 2016-12-14 | 2017-04-26 | 中国工程物理研究院材料研究所 | 一种提高烧结Nd‑Fe‑B磁体抗腐蚀性能的表面晶界改性方法及其制备的产品 |
CN108666064A (zh) * | 2018-04-28 | 2018-10-16 | 四川大学 | 一种添加vc的烧结稀土永磁材料及其制备方法 |
WO2019227664A1 (zh) * | 2018-05-28 | 2019-12-05 | 江苏大学 | 一种提高烧结钕铁硼磁体耐蚀性能的激光冲击强化方法 |
US11342099B2 (en) | 2018-05-28 | 2022-05-24 | Jiangsu University | Laser shock peening method for improving the corrosion resistance of sintered Nd—Fe—B magnet |
CN108914042A (zh) * | 2018-07-06 | 2018-11-30 | 安徽大地熊新材料股份有限公司 | 一种耐磨防腐烧结钕铁硼磁体的制备方法 |
CN108987019A (zh) * | 2018-08-01 | 2018-12-11 | 宁波科升磁业有限公司 | 一种高耐蚀性烧结钕铁硼磁体的制备方法 |
CN109437908A (zh) * | 2018-11-13 | 2019-03-08 | 长沙百川超硬材料工具有限公司 | 一种高热硬性硬质合金及其制备方法 |
CN109437908B (zh) * | 2018-11-13 | 2021-07-30 | 长沙百川超硬材料工具有限公司 | 一种高热硬性硬质合金及其制备方法 |
CN110408926A (zh) * | 2019-08-30 | 2019-11-05 | 泮敏翔 | 一种强韧性高性能钐钴磁体的制备方法 |
CN110408926B (zh) * | 2019-08-30 | 2021-03-30 | 中国计量大学 | 一种强韧性高性能钐钴磁体的制备方法 |
CN110473704A (zh) * | 2019-09-12 | 2019-11-19 | 安吉县宏铭磁性器材有限公司 | 一种薄型片式稀土永磁材料的制备方法 |
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