CN103413668B - 一种制备镝铁钕铁硼磁体的方法 - Google Patents
一种制备镝铁钕铁硼磁体的方法 Download PDFInfo
- Publication number
- CN103413668B CN103413668B CN201210451024.XA CN201210451024A CN103413668B CN 103413668 B CN103413668 B CN 103413668B CN 201210451024 A CN201210451024 A CN 201210451024A CN 103413668 B CN103413668 B CN 103413668B
- Authority
- CN
- China
- Prior art keywords
- iron
- dysprosium
- neodymium
- magnetic body
- powder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 43
- VKMMEVYSBSLUGA-UHFFFAOYSA-N [B].[Fe].[Nd].[Fe].[Dy] Chemical compound [B].[Fe].[Nd].[Fe].[Dy] VKMMEVYSBSLUGA-UHFFFAOYSA-N 0.000 title claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000000843 powder Substances 0.000 claims abstract description 31
- RDTHZIGZLQSTAG-UHFFFAOYSA-N dysprosium iron Chemical group [Fe].[Dy] RDTHZIGZLQSTAG-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000002994 raw material Substances 0.000 claims abstract description 27
- 229910001172 neodymium magnet Inorganic materials 0.000 claims abstract description 26
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052796 boron Inorganic materials 0.000 claims abstract description 18
- 239000012535 impurity Substances 0.000 claims abstract description 16
- 229910052742 iron Inorganic materials 0.000 claims abstract description 16
- 229910000592 Ferroniobium Inorganic materials 0.000 claims abstract description 14
- 229910052692 Dysprosium Inorganic materials 0.000 claims abstract description 13
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 claims abstract description 13
- ZFGFKQDDQUAJQP-UHFFFAOYSA-N iron niobium Chemical compound [Fe].[Fe].[Nb] ZFGFKQDDQUAJQP-UHFFFAOYSA-N 0.000 claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 8
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000004411 aluminium Substances 0.000 claims abstract description 8
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052802 copper Inorganic materials 0.000 claims abstract description 8
- 239000010949 copper Substances 0.000 claims abstract description 8
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 238000005496 tempering Methods 0.000 claims abstract description 6
- 238000005245 sintering Methods 0.000 claims description 28
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 24
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 17
- 239000001257 hydrogen Substances 0.000 claims description 17
- 229910052739 hydrogen Inorganic materials 0.000 claims description 17
- 229910052786 argon Inorganic materials 0.000 claims description 12
- 235000012054 meals Nutrition 0.000 claims description 12
- 238000003723 Smelting Methods 0.000 claims description 10
- 238000011049 filling Methods 0.000 claims description 8
- RKLPWYXSIBFAJB-UHFFFAOYSA-N [Nd].[Pr] Chemical compound [Nd].[Pr] RKLPWYXSIBFAJB-UHFFFAOYSA-N 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 230000005347 demagnetization Effects 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 238000003795 desorption Methods 0.000 claims description 5
- 238000005538 encapsulation Methods 0.000 claims description 5
- 238000003801 milling Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 230000003068 static effect Effects 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 14
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 13
- 150000002910 rare earth metals Chemical class 0.000 abstract description 13
- 229910052779 Neodymium Inorganic materials 0.000 abstract description 9
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 abstract description 9
- 238000002360 preparation method Methods 0.000 abstract description 5
- 238000006467 substitution reaction Methods 0.000 abstract description 3
- 229910052777 Praseodymium Inorganic materials 0.000 abstract description 2
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 abstract description 2
- 239000000696 magnetic material Substances 0.000 description 22
- 229910000521 B alloy Inorganic materials 0.000 description 8
- 229910045601 alloy Inorganic materials 0.000 description 8
- 239000000956 alloy Substances 0.000 description 8
- 229910052758 niobium Inorganic materials 0.000 description 6
- 239000010955 niobium Substances 0.000 description 6
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 230000005415 magnetization Effects 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- 229910000640 Fe alloy Inorganic materials 0.000 description 3
- 229910000583 Nd alloy Inorganic materials 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 150000001638 boron Chemical class 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- PXAWCNYZAWMWIC-UHFFFAOYSA-N [Fe].[Nd] Chemical compound [Fe].[Nd] PXAWCNYZAWMWIC-UHFFFAOYSA-N 0.000 description 1
- KZGGIURSBGKWFX-UHFFFAOYSA-N [Nd].[Dy] Chemical compound [Nd].[Dy] KZGGIURSBGKWFX-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000007578 melt-quenching technique Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
Description
序号 | Br | Hcj | BH | 密度 |
1 | 1.351 | 13.7 | 43.99 | 7.516 |
2 | 1.351 | 13.8 | 44.00 | 7.518 |
3 | 1.351 | 13.7 | 44.01 | 7.519 |
序号 | Br | Hcj | BH | 密度 |
1 | 1.351 | 13.6 | 44.02 | 7.522 |
2 | 1.351 | 13.7 | 44.02 | 7.524 |
3 | 1.352 | 13.6 | 44.03 | 7.528 |
序号 | Br | Hcj | BH | 密度 |
3.1 | 1.352 | 13.9 | 44.06 | 7.533 |
3.2 | 1.352 | 13.9 | 44.05 | 7.530 |
3.3 | 1.351 | 13.8 | 44.04 | 7.528 |
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210451024.XA CN103413668B (zh) | 2012-11-13 | 2012-11-13 | 一种制备镝铁钕铁硼磁体的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210451024.XA CN103413668B (zh) | 2012-11-13 | 2012-11-13 | 一种制备镝铁钕铁硼磁体的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103413668A CN103413668A (zh) | 2013-11-27 |
CN103413668B true CN103413668B (zh) | 2017-05-31 |
Family
ID=49606669
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210451024.XA Active CN103413668B (zh) | 2012-11-13 | 2012-11-13 | 一种制备镝铁钕铁硼磁体的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103413668B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105118597A (zh) * | 2015-09-18 | 2015-12-02 | 江苏普隆磁电有限公司 | 一种高性能钕铁硼永磁体及其生产方法 |
CN105234391A (zh) * | 2015-11-12 | 2016-01-13 | 苏州萨伯工业设计有限公司 | 在废旧磁钢中添加液相钬制备稀土永磁材料的方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000234151A (ja) * | 1998-12-15 | 2000-08-29 | Shin Etsu Chem Co Ltd | R−Fe−B系希土類永久磁石材料 |
CN101211684A (zh) * | 2006-12-28 | 2008-07-02 | 宁波科田磁业有限公司 | 钕铁硼磁体的制作方法 |
CN101552063A (zh) * | 2008-12-09 | 2009-10-07 | 宁波同创强磁材料有限公司 | 钛锆复合添加的高性能钕铁硼磁体 |
CN102233428A (zh) * | 2011-06-23 | 2011-11-09 | 宁波韵升股份有限公司 | 大块烧结钕铁硼永磁材料的制备方法 |
CN102592777A (zh) * | 2012-03-15 | 2012-07-18 | 宁德市星宇科技有限公司 | 一种低成本烧结钕铁硼磁体及其制备方法 |
-
2012
- 2012-11-13 CN CN201210451024.XA patent/CN103413668B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000234151A (ja) * | 1998-12-15 | 2000-08-29 | Shin Etsu Chem Co Ltd | R−Fe−B系希土類永久磁石材料 |
CN101211684A (zh) * | 2006-12-28 | 2008-07-02 | 宁波科田磁业有限公司 | 钕铁硼磁体的制作方法 |
CN101552063A (zh) * | 2008-12-09 | 2009-10-07 | 宁波同创强磁材料有限公司 | 钛锆复合添加的高性能钕铁硼磁体 |
CN102233428A (zh) * | 2011-06-23 | 2011-11-09 | 宁波韵升股份有限公司 | 大块烧结钕铁硼永磁材料的制备方法 |
CN102592777A (zh) * | 2012-03-15 | 2012-07-18 | 宁德市星宇科技有限公司 | 一种低成本烧结钕铁硼磁体及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN103413668A (zh) | 2013-11-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106128674B (zh) | 一种双硬磁主相混合稀土永磁体及其制备方法 | |
CN102956336B (zh) | 一种制备复合添加钆、钬和钇的烧结钕铁硼永磁材料的方法 | |
CN102592777B (zh) | 一种低成本烧结钕铁硼磁体及其制备方法 | |
CN110047636B (zh) | 一种高矫顽力富La/Ce烧结磁体的制备方法 | |
CN105655076B (zh) | 驱动电机用多主相高矫顽力钕铁硼永磁材料及其制备方法 | |
CN102568806A (zh) | 一种通过渗透法制备稀土永磁体的方法及方法中使用的石墨盒 | |
CN107887091A (zh) | 一种含镝钕铁硼磁体及其制备的方法 | |
CN108281246B (zh) | 一种高性能烧结钕铁硼磁体及其制备方法 | |
CN103834863A (zh) | 用共伴生混合稀土制造钕铁硼永磁材料的方法 | |
CN108231312A (zh) | 一种基于混合稀土制备的永磁合金及其制备方法 | |
CN108389711A (zh) | 一种具有高矫顽力的烧结钕铁硼磁体的制备方法 | |
CN108987017A (zh) | 一种无重稀土烧结钕铁硼 | |
CN106356175B (zh) | 一种双主相Nd2Fe14B-Ce2Fe14B复合永磁体及其制备方法 | |
CN103137314B (zh) | 一种制备稀土-铁-硼永磁体的方法 | |
CN100559519C (zh) | 用钬代替镝的烧结钕铁硼永磁材料 | |
CN108806910B (zh) | 提高钕铁硼磁性材料矫顽力的方法 | |
CN104275487B (zh) | 一种添加mm合金的烧结钕铁硼的制备方法 | |
CN103413668B (zh) | 一种制备镝铁钕铁硼磁体的方法 | |
CN108447638A (zh) | 一种新能源汽车电机用超高矫顽力钕铁硼永磁体及其制备方法 | |
CN107146672A (zh) | 一种超高磁性能烧结钕铁硼永磁材料及制备方法 | |
CN100559518C (zh) | 用锆取代铌的钕铁硼永磁材料 | |
CN101719406A (zh) | 一种添加钆铁合金制备钕铁硼永磁材料的方法 | |
CN105355413B (zh) | 一种降低烧结温度制备高磁性烧结钕铁硼的方法 | |
CN104934175B (zh) | 一种基于晶界改性的高矫顽力低镝/铽钕铁硼磁体 | |
CN107221399B (zh) | 一种高性能富Ce烧结永磁体的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method for preparing Dy-Fe-Nd-Fe-B magnets Effective date of registration: 20230113 Granted publication date: 20170531 Pledgee: Ningbo Yinzhou Rural Commercial Bank Co.,Ltd. Science Technology Culture and Tourism Specialized Sub branch Pledgor: Ningbo Honglei Magnetics Co.,Ltd. Registration number: Y2023330000165 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20170531 Pledgee: Ningbo Yinzhou Rural Commercial Bank Co.,Ltd. Science Technology Culture and Tourism Specialized Sub branch Pledgor: Ningbo Honglei Magnetics Co.,Ltd. Registration number: Y2023330000165 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method for preparing dysprosium iron neodymium iron boron magnets Granted publication date: 20170531 Pledgee: Ningbo Yinzhou Rural Commercial Bank Co.,Ltd. Science Technology Culture and Tourism Specialized Sub branch Pledgor: Ningbo Honglei Magnetics Co.,Ltd. Registration number: Y2024330001545 |