CN101719406A - 一种添加钆铁合金制备钕铁硼永磁材料的方法 - Google Patents
一种添加钆铁合金制备钕铁硼永磁材料的方法 Download PDFInfo
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- CN101719406A CN101719406A CN200910245191A CN200910245191A CN101719406A CN 101719406 A CN101719406 A CN 101719406A CN 200910245191 A CN200910245191 A CN 200910245191A CN 200910245191 A CN200910245191 A CN 200910245191A CN 101719406 A CN101719406 A CN 101719406A
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- Prior art keywords
- gadolinium
- alloy
- permanent magnet
- raw material
- temperature
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- 229910000640 Fe alloy Inorganic materials 0.000 title claims abstract description 43
- 239000000463 material Substances 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 35
- 229910001172 neodymium magnet Inorganic materials 0.000 title abstract description 18
- 239000002994 raw material Substances 0.000 claims abstract description 43
- 229910052688 Gadolinium Inorganic materials 0.000 claims abstract description 23
- 229910052692 Dysprosium Inorganic materials 0.000 claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 claims abstract description 21
- 229910052771 Terbium Inorganic materials 0.000 claims abstract description 18
- 229910052802 copper Inorganic materials 0.000 claims abstract description 5
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 3
- 229910052742 iron Inorganic materials 0.000 claims abstract description 3
- ZSOJHTHUCUGDHS-UHFFFAOYSA-N gadolinium iron Chemical compound [Fe].[Gd] ZSOJHTHUCUGDHS-UHFFFAOYSA-N 0.000 claims description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- 239000010949 copper Substances 0.000 claims description 29
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 19
- 239000007789 gas Substances 0.000 claims description 19
- 239000001257 hydrogen Substances 0.000 claims description 19
- 229910052739 hydrogen Inorganic materials 0.000 claims description 19
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 claims description 17
- 230000032683 aging Effects 0.000 claims description 15
- 229910045601 alloy Inorganic materials 0.000 claims description 14
- 239000000956 alloy Substances 0.000 claims description 14
- 239000012535 impurity Substances 0.000 claims description 13
- 238000005266 casting Methods 0.000 claims description 12
- 238000005245 sintering Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 230000005347 demagnetization Effects 0.000 claims description 4
- 238000005538 encapsulation Methods 0.000 claims description 4
- 150000004678 hydrides Chemical class 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 4
- 238000000462 isostatic pressing Methods 0.000 claims description 4
- 238000003801 milling Methods 0.000 claims description 4
- 238000007670 refining Methods 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 238000000748 compression moulding Methods 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 229910000583 Nd alloy Inorganic materials 0.000 claims description 2
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 9
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 abstract description 3
- 241001062472 Stokellia anisodon Species 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- 230000004580 weight loss Effects 0.000 abstract 1
- 229910052726 zirconium Inorganic materials 0.000 abstract 1
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 229910052689 Holmium Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 229910000521 B alloy Inorganic materials 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 240000004859 Gamochaeta purpurea Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000009770 conventional sintering Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 150000002251 gadolinium compounds Chemical class 0.000 description 1
- 229910001938 gadolinium oxide Inorganic materials 0.000 description 1
- 229940075613 gadolinium oxide Drugs 0.000 description 1
- MEANOSLIBWSCIT-UHFFFAOYSA-K gadolinium trichloride Chemical compound Cl[Gd](Cl)Cl MEANOSLIBWSCIT-UHFFFAOYSA-K 0.000 description 1
- CMIHHWBVHJVIGI-UHFFFAOYSA-N gadolinium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Gd+3].[Gd+3] CMIHHWBVHJVIGI-UHFFFAOYSA-N 0.000 description 1
- KJZYNXUDTRRSPN-UHFFFAOYSA-N holmium atom Chemical compound [Ho] KJZYNXUDTRRSPN-UHFFFAOYSA-N 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- TYIZUJNEZNBXRS-UHFFFAOYSA-K trifluorogadolinium Chemical compound F[Gd](F)F TYIZUJNEZNBXRS-UHFFFAOYSA-K 0.000 description 1
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Abstract
Description
实施例 | 名义成分 | Br(KGs) | Hcj(KOe) | (BH)max(MGOe) |
1 | Nd12.8Dy0.7Tb0.4Fe余Co1.0Cu0.1Al0.5Zr0.06B5.95 | 13.58 | 18.8 | 44.72 |
2 | Nd12.8Dy0.5Tb0.4Gd0.2Fe余Co1.0Cu0.1Al0.5Zr0.06B5.95 | 13.52 | 18.5 | 44.32 |
3 | Nd12.8Dy0.7Tb0.2Gd0.2Fe余Co1.0Cu0.1Al0.5Zr0.06B5.95 | 13.50 | 18.5 | 44.19 |
4 | Nd12.8Dy0.5Tb0.2Gd0.4Fe余Co1.0Cu0.1Al0.5Zr0.06B5.95 | 13.48 | 18.0 | 44.06 |
实施例 | 名义成分 | 失重(mg/cm2) |
1 | Nd12.8Dy0.7Tb0.4Fe余Co1.0Cu0.1Al0.5Zr0.06B5.95 | 1.22 |
2 | Nd12.8Dy0.5Tb0.4Gd0.2Fe余Co1.0Cu0.1Al0.5Zr0.06B5.95 | 1.06 |
3 | Nd12.8Dy0.7Tb0.2Gd0.2Fe余Co1.0Cu0.1Al0.5Zr0.06B5.95 | 1.01 |
4 | Nd12.8Dy0.5Tb0.2Gd0.4Fe余Co1.0Cu0.1Al0.5Zr0.06B5.95 | 0.80 |
Claims (9)
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CN2009102451917A CN101719406B (zh) | 2009-12-29 | 2009-12-29 | 一种添加钆铁合金制备钕铁硼永磁材料的方法 |
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CN2009102451917A CN101719406B (zh) | 2009-12-29 | 2009-12-29 | 一种添加钆铁合金制备钕铁硼永磁材料的方法 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102586682A (zh) * | 2011-01-17 | 2012-07-18 | 三环瓦克华(北京)磁性器件有限公司 | 一种高性能稀土永磁烧结磁体及其制造方法 |
CN102592775A (zh) * | 2011-01-17 | 2012-07-18 | 三环瓦克华(北京)磁性器件有限公司 | 一种高性能钕铁硼烧结磁体及其制造方法 |
CN103317132A (zh) * | 2013-06-14 | 2013-09-25 | 宁波华辉磁业有限公司 | 新型烧结钕铁硼时效工艺 |
CN103646774A (zh) * | 2013-11-22 | 2014-03-19 | 宁波凌珂新材料科技有限公司 | 一种钕铁硼磁性体的制备方法 |
CN102592775B (zh) * | 2011-01-17 | 2016-12-14 | 三环瓦克华(北京)磁性器件有限公司 | 一种高性能钕铁硼烧结磁体及其制造方法 |
CN112119475A (zh) * | 2018-04-30 | 2020-12-22 | 星林尖端产业(株) | 稀土烧结永磁体的制造方法 |
-
2009
- 2009-12-29 CN CN2009102451917A patent/CN101719406B/zh active Active
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102586682A (zh) * | 2011-01-17 | 2012-07-18 | 三环瓦克华(北京)磁性器件有限公司 | 一种高性能稀土永磁烧结磁体及其制造方法 |
CN102592775A (zh) * | 2011-01-17 | 2012-07-18 | 三环瓦克华(北京)磁性器件有限公司 | 一种高性能钕铁硼烧结磁体及其制造方法 |
CN102586682B (zh) * | 2011-01-17 | 2016-01-20 | 三环瓦克华(北京)磁性器件有限公司 | 一种高性能稀土永磁烧结磁体及其制造方法 |
CN102592775B (zh) * | 2011-01-17 | 2016-12-14 | 三环瓦克华(北京)磁性器件有限公司 | 一种高性能钕铁硼烧结磁体及其制造方法 |
CN103317132A (zh) * | 2013-06-14 | 2013-09-25 | 宁波华辉磁业有限公司 | 新型烧结钕铁硼时效工艺 |
CN103646774A (zh) * | 2013-11-22 | 2014-03-19 | 宁波凌珂新材料科技有限公司 | 一种钕铁硼磁性体的制备方法 |
CN103646774B (zh) * | 2013-11-22 | 2016-08-17 | 宁波凌珂新材料科技有限公司 | 一种钕铁硼磁性体的制备方法 |
CN112119475A (zh) * | 2018-04-30 | 2020-12-22 | 星林尖端产业(株) | 稀土烧结永磁体的制造方法 |
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Effective date of registration: 20160120 Address after: 014030 rare earth high tech Zone, the Inner Mongolia Autonomous Region, Baotou rare earth application Industrial Park, No. 8-17 Patentee after: TIANHE (BAOTOU) ADVANCED TECH MAGNET CO.,LTD. Address before: 300384 Tianjin City Huayuan Industrial Zone (outer ring) Haitai Road No. 8 Patentee before: TIANHE ADVANCED TECH MAGNET Co.,Ltd. |
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Denomination of invention: Method for preparing Nd-Fe-B permanent magnet material by adding Gd-Fe alloy Effective date of registration: 20170322 Granted publication date: 20120229 Pledgee: Baotou Zhengxin Zhejiang silver rare earth industry investment fund partnership (L.P.) Pledgor: TIANHE (BAOTOU) ADVANCED TECH MAGNET CO.,LTD. Registration number: 2017990000223 |
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Address after: 014030 No. 8-17 Rare Earth Avenue, Rare Earth Application Industrial Park, Baotou Rare Earth High-tech Zone, Inner Mongolia Autonomous Region Patentee after: BAOTOU TIANHE MAGNETIC MATERIALS TECHNOLOGY Co.,Ltd. Address before: 014030 No. 8-17 Rare Earth Avenue, Rare Earth Application Industrial Park, Baotou Rare Earth High-tech Zone, Inner Mongolia Patentee before: TIANHE (BAOTOU) ADVANCED TECH MAGNET CO.,LTD. |
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Date of cancellation: 20231023 Granted publication date: 20120229 Pledgee: Baotou Zhengxin Zhejiang silver rare earth industry investment fund partnership (L.P.) Pledgor: TIANHE (BAOTOU) ADVANCED TECH MAGNET CO.,LTD. Registration number: 2017990000223 |