CN101375352A - R-Fe-B类稀土烧结磁铁及其制造方法 - Google Patents
R-Fe-B类稀土烧结磁铁及其制造方法 Download PDFInfo
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- CN101375352A CN101375352A CN200780003883.XA CN200780003883A CN101375352A CN 101375352 A CN101375352 A CN 101375352A CN 200780003883 A CN200780003883 A CN 200780003883A CN 101375352 A CN101375352 A CN 101375352A
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- sintered magnet
- earth element
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- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 181
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims description 42
- 230000008569 process Effects 0.000 title claims description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 54
- 239000013078 crystal Substances 0.000 claims abstract description 52
- 150000001875 compounds Chemical class 0.000 claims abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 13
- 229910052692 Dysprosium Inorganic materials 0.000 claims abstract description 10
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 10
- 229910052689 Holmium Inorganic materials 0.000 claims abstract description 9
- 229910052797 bismuth Inorganic materials 0.000 claims abstract description 9
- 229910052718 tin Inorganic materials 0.000 claims abstract description 9
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 8
- 229910052738 indium Inorganic materials 0.000 claims abstract description 8
- 229910052745 lead Inorganic materials 0.000 claims abstract description 8
- 229910052709 silver Inorganic materials 0.000 claims abstract description 5
- 238000009792 diffusion process Methods 0.000 claims description 66
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- 229910052715 tantalum Inorganic materials 0.000 description 2
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 2
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910052774 Proactinium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
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- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
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- 230000005764 inhibitory process Effects 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
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- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
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- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
- H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0475—Impregnated alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
- H01F41/0293—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
- H01F41/18—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates by cathode sputtering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
- H01F41/20—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates by evaporation
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
Description
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310220523.2A CN103295713B (zh) | 2006-01-31 | 2007-01-12 | R-Fe-B类稀土烧结磁铁 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006022997 | 2006-01-31 | ||
JP022997/2006 | 2006-01-31 | ||
PCT/JP2007/050304 WO2007088718A1 (ja) | 2006-01-31 | 2007-01-12 | R-Fe-B系希土類焼結磁石およびその製造方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310220523.2A Division CN103295713B (zh) | 2006-01-31 | 2007-01-12 | R-Fe-B类稀土烧结磁铁 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101375352A true CN101375352A (zh) | 2009-02-25 |
CN101375352B CN101375352B (zh) | 2013-07-10 |
Family
ID=38327299
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310220523.2A Active CN103295713B (zh) | 2006-01-31 | 2007-01-12 | R-Fe-B类稀土烧结磁铁 |
CN200780003883.XA Active CN101375352B (zh) | 2006-01-31 | 2007-01-12 | R-Fe-B类稀土烧结磁铁及其制造方法 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310220523.2A Active CN103295713B (zh) | 2006-01-31 | 2007-01-12 | R-Fe-B类稀土烧结磁铁 |
Country Status (6)
Country | Link |
---|---|
US (2) | US8038807B2 (zh) |
EP (1) | EP1981043B1 (zh) |
JP (2) | JP4831074B2 (zh) |
CN (2) | CN103295713B (zh) |
ES (1) | ES2547853T3 (zh) |
WO (1) | WO2007088718A1 (zh) |
Cited By (32)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102201711A (zh) * | 2010-03-23 | 2011-09-28 | 信越化学工业株式会社 | 转子和永磁体式旋转电机 |
CN102483979A (zh) * | 2009-07-10 | 2012-05-30 | 因太金属株式会社 | NdFeB烧结磁铁及其制造方法 |
CN103329220A (zh) * | 2011-01-19 | 2013-09-25 | 日立金属株式会社 | R-t-b系烧结磁体 |
CN103503087A (zh) * | 2011-12-27 | 2014-01-08 | 因太金属株式会社 | NdFeB系烧结磁体 |
CN103797549A (zh) * | 2011-12-27 | 2014-05-14 | 因太金属株式会社 | NdFeB系烧结磁体 |
CN103890880A (zh) * | 2011-10-27 | 2014-06-25 | 因太金属株式会社 | NdFeB 系烧结磁体的制造方法 |
JP2014236221A (ja) * | 2013-05-30 | 2014-12-15 | ▲煙▼台正海磁性材料股▲ふん▼有限公司 | R−Fe−B系焼結磁石の調製方法 |
US9028624B2 (en) | 2011-12-27 | 2015-05-12 | Intermetallics Co., Ltd. | NdFeB system sintered magnet and method for producing the same |
CN105788839A (zh) * | 2015-01-09 | 2016-07-20 | 现代自动车株式会社 | 稀土永磁体及其制造方法 |
US9412505B2 (en) | 2011-12-27 | 2016-08-09 | Intermetallics Co., Ltd. | NdFeB system sintered magnet |
CN107004500A (zh) * | 2014-12-12 | 2017-08-01 | 日立金属株式会社 | R-t-b系烧结磁体的制造方法 |
CN107077964A (zh) * | 2014-09-11 | 2017-08-18 | 日立金属株式会社 | R-t-b系烧结磁体的制造方法 |
EP3291264A1 (en) | 2016-08-31 | 2018-03-07 | Yantai Zhenghai Magnetic Material Co., Ltd. | Method for producing sintered r-iron-boron magnet |
JP2018093202A (ja) * | 2016-12-06 | 2018-06-14 | Tdk株式会社 | R−t−b系永久磁石 |
CN108281270A (zh) * | 2018-01-05 | 2018-07-13 | 宁波招宝磁业有限公司 | 金属蒸气热处理制备高性能钕铁硼磁体的方法 |
EP3432322A1 (en) | 2017-07-21 | 2019-01-23 | Yantai Shougang Magnetic Materials Inc. | Method of improving coercivity of ndfeb magnets |
JP2019102708A (ja) * | 2017-12-05 | 2019-06-24 | Tdk株式会社 | R−t−b系永久磁石 |
CN110133029A (zh) * | 2019-03-29 | 2019-08-16 | 杭州电子科技大学 | 一种钕铁硼磁体中高通量设计晶界扩散物成分的方法 |
CN110211797A (zh) * | 2019-06-17 | 2019-09-06 | 江西理工大学 | 一种提升烧结钕铁硼磁体磁性能的方法 |
CN110364352A (zh) * | 2019-08-06 | 2019-10-22 | 宁德市星宇科技有限公司 | 一种钕铁硼永磁材料的制备方法 |
EP3599626A1 (en) | 2018-07-20 | 2020-01-29 | Yantai Shougang Magnetic Materials Inc. | A method of improving the coercive force of ndfeb magnet |
CN111326307A (zh) * | 2020-03-17 | 2020-06-23 | 宁波金鸡强磁股份有限公司 | 一种渗透磁体用的涂覆材料及高矫顽力钕铁硼磁体的制备方法 |
CN112802651A (zh) * | 2020-01-07 | 2021-05-14 | 廊坊京磁精密材料有限公司 | 改善稀土永磁材料的磁性能的方法 |
EP3828904A1 (en) | 2019-11-28 | 2021-06-02 | Yantai Shougang Magnetic Materials Inc. | Method of improving coercivity of an arc-shaped nd-fe-b magnet |
DE112018008143T5 (de) | 2018-12-29 | 2021-07-29 | Beijing Zhong Ke San Huan Hi-Tech Co., Ltd | Beschichtungsvorrichtung und ein Beschichtungsverfahren |
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CN113593798A (zh) * | 2020-04-30 | 2021-11-02 | 有研稀土新材料股份有限公司 | 一种r-t-b系烧结磁体及其制备方法 |
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CN101375352B (zh) | 2013-07-10 |
JPWO2007088718A1 (ja) | 2009-06-25 |
CN103295713B (zh) | 2016-08-10 |
US20100231338A1 (en) | 2010-09-16 |
WO2007088718A1 (ja) | 2007-08-09 |
US8038807B2 (en) | 2011-10-18 |
EP1981043B1 (en) | 2015-08-12 |
ES2547853T3 (es) | 2015-10-09 |
EP1981043A1 (en) | 2008-10-15 |
JP2011223007A (ja) | 2011-11-04 |
JP4831074B2 (ja) | 2011-12-07 |
EP1981043A4 (en) | 2009-11-25 |
JP5206834B2 (ja) | 2013-06-12 |
US20110260816A1 (en) | 2011-10-27 |
CN103295713A (zh) | 2013-09-11 |
US8182619B2 (en) | 2012-05-22 |
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