CN101652820A - R-Fe-B系各向异性烧结磁铁 - Google Patents
R-Fe-B系各向异性烧结磁铁 Download PDFInfo
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- CN101652820A CN101652820A CN200880011063A CN200880011063A CN101652820A CN 101652820 A CN101652820 A CN 101652820A CN 200880011063 A CN200880011063 A CN 200880011063A CN 200880011063 A CN200880011063 A CN 200880011063A CN 101652820 A CN101652820 A CN 101652820A
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- rare earth
- sintered magnet
- diffusion
- heavy rare
- earth dvielement
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- 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
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- 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
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- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
- C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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- 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
- H01F1/06—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 in the form of particles, e.g. powder
- H01F1/08—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 in the form of particles, e.g. powder pressed, sintered, or bound together
-
- 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
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- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C2202/00—Physical properties
- C22C2202/02—Magnetic
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
Description
射线源 | 电压(kV) | 电流(mA) | 测定范围(2θ) | 步长(°) | 扫描速度(°/分) |
Cu | 50 | 180 | 20~70 | 0.04 | 4.0 |
Claims (4)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007229113 | 2007-09-04 | ||
JP229113/2007 | 2007-09-04 | ||
PCT/JP2008/002399 WO2009031292A1 (ja) | 2007-09-04 | 2008-09-02 | R-Fe-B系異方性焼結磁石 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101652820A true CN101652820A (zh) | 2010-02-17 |
CN101652820B CN101652820B (zh) | 2012-06-27 |
Family
ID=40428616
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200880011063XA Active CN101652820B (zh) | 2007-09-04 | 2008-09-02 | R-Fe-B系各向异性烧结磁铁 |
Country Status (11)
Country | Link |
---|---|
US (1) | US8177922B2 (zh) |
EP (1) | EP2184747B1 (zh) |
JP (1) | JP5201144B2 (zh) |
KR (1) | KR101474947B1 (zh) |
CN (1) | CN101652820B (zh) |
BR (1) | BRPI0816463B1 (zh) |
ES (1) | ES2536189T3 (zh) |
HU (1) | HUE025146T2 (zh) |
PL (1) | PL2184747T3 (zh) |
PT (1) | PT2184747E (zh) |
WO (1) | WO2009031292A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103620434A (zh) * | 2011-05-17 | 2014-03-05 | 日立金属株式会社 | 磁力特性计算方法、磁力特性计算装置以及计算机程序 |
CN109478452A (zh) * | 2016-08-17 | 2019-03-15 | 日立金属株式会社 | R-t-b系烧结磁体 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5509850B2 (ja) * | 2007-07-02 | 2014-06-04 | 日立金属株式会社 | R−Fe−B系希土類焼結磁石およびその製造方法 |
US8177921B2 (en) * | 2007-07-27 | 2012-05-15 | Hitachi Metals, Ltd. | R-Fe-B rare earth sintered magnet |
JP5201144B2 (ja) * | 2007-09-04 | 2013-06-05 | 日立金属株式会社 | R−Fe−B系異方性焼結磁石 |
US9415444B2 (en) * | 2009-07-15 | 2016-08-16 | Hitachi Metals, Ltd. | Process for production of R-T-B based sintered magnets and R-T-B based sintered magnets |
EP2535907B1 (en) | 2010-02-10 | 2017-04-05 | Hitachi Metals, Ltd. | Magnetic force characteristics computing method, magnetic force characteristics computing device, and computer program |
JP5885907B2 (ja) * | 2010-03-30 | 2016-03-16 | Tdk株式会社 | 希土類焼結磁石及びその製造方法、並びにモータ及び自動車 |
JP5373834B2 (ja) * | 2011-02-15 | 2013-12-18 | 株式会社豊田中央研究所 | 希土類磁石およびその製造方法 |
CN102218531B (zh) * | 2011-05-18 | 2012-12-19 | 山西众恒磁性材料有限公司 | 高性能烧结钕铁硼永磁体的混合制备方法 |
JP5939302B2 (ja) * | 2012-08-13 | 2016-06-22 | 日立金属株式会社 | 希土類系焼結磁石の製造方法および成形装置 |
DE102013205442A1 (de) * | 2013-03-27 | 2014-10-02 | Robert Bosch Gmbh | Pumpe mit Elektromotor |
KR101543111B1 (ko) * | 2013-12-17 | 2015-08-10 | 현대자동차주식회사 | NdFeB 영구자석 및 그 제조방법 |
CN110853854B (zh) * | 2019-11-13 | 2021-03-16 | 北京工业大学 | 一种两步扩散法制备高性能双主相烧结混合稀土铁硼磁体的方法 |
Family Cites Families (21)
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JPH0663086B2 (ja) | 1985-09-27 | 1994-08-17 | 住友特殊金属株式会社 | 永久磁石材料及びその製造方法 |
EP0556751B1 (en) | 1992-02-15 | 1998-06-10 | Santoku Metal Industry Co., Ltd. | Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet |
JP3516820B2 (ja) * | 1996-09-17 | 2004-04-05 | 住友特殊金属株式会社 | 希土類永久磁石用合金原料、希土類永久磁石用合金粉末及び希土類永久磁石の製造方法 |
DE69911138T2 (de) * | 1998-10-14 | 2004-07-22 | Hitachi Metals, Ltd. | Gesinterter R-T-B-Dauermagnet |
EP1365422B1 (en) * | 2001-01-30 | 2012-04-25 | Hitachi Metals, Ltd. | Method for preparation of permanent magnet |
CN1300360C (zh) | 2001-03-30 | 2007-02-14 | 株式会社新王磁材 | 稀土合金烧坯及其制造方法 |
JP4870274B2 (ja) | 2001-03-30 | 2012-02-08 | Tdk株式会社 | 希土類永久磁石の製造方法 |
JP2002356701A (ja) | 2001-03-30 | 2002-12-13 | Sumitomo Special Metals Co Ltd | 希土類合金焼結体およびその製造方法 |
JP2004296973A (ja) * | 2003-03-28 | 2004-10-21 | Kenichi Machida | 金属蒸気収着による高性能希土類磁石の製造 |
JP3897724B2 (ja) | 2003-03-31 | 2007-03-28 | 独立行政法人科学技術振興機構 | 超小型製品用の微小、高性能焼結希土類磁石の製造方法 |
US6823442B1 (en) * | 2003-05-12 | 2004-11-23 | 3Pardata, Inc. | Method of managing virtual volumes in a utility storage server system |
JP2005011973A (ja) * | 2003-06-18 | 2005-01-13 | Japan Science & Technology Agency | 希土類−鉄−ホウ素系磁石及びその製造方法 |
JP3960966B2 (ja) * | 2003-12-10 | 2007-08-15 | 独立行政法人科学技術振興機構 | 耐熱性希土類磁石の製造方法 |
JP2005285859A (ja) * | 2004-03-26 | 2005-10-13 | Tdk Corp | 希土類磁石及びその製造方法 |
EP1879201B1 (en) | 2005-04-15 | 2016-11-30 | Hitachi Metals, Ltd. | Rare earth sintered magnet and process for producing the same |
CN103295713B (zh) | 2006-01-31 | 2016-08-10 | 日立金属株式会社 | R-Fe-B类稀土烧结磁铁 |
CN103227022B (zh) | 2006-03-03 | 2017-04-12 | 日立金属株式会社 | R‑Fe‑B系稀土类烧结磁铁 |
MY149353A (en) * | 2007-03-16 | 2013-08-30 | Shinetsu Chemical Co | Rare earth permanent magnet and its preparations |
JP5509850B2 (ja) * | 2007-07-02 | 2014-06-04 | 日立金属株式会社 | R−Fe−B系希土類焼結磁石およびその製造方法 |
US8177921B2 (en) * | 2007-07-27 | 2012-05-15 | Hitachi Metals, Ltd. | R-Fe-B rare earth sintered magnet |
JP5201144B2 (ja) * | 2007-09-04 | 2013-06-05 | 日立金属株式会社 | R−Fe−B系異方性焼結磁石 |
-
2008
- 2008-09-02 JP JP2009531110A patent/JP5201144B2/ja active Active
- 2008-09-02 EP EP20080829605 patent/EP2184747B1/en active Active
- 2008-09-02 HU HUE08829605A patent/HUE025146T2/en unknown
- 2008-09-02 ES ES08829605.8T patent/ES2536189T3/es active Active
- 2008-09-02 PT PT88296058T patent/PT2184747E/pt unknown
- 2008-09-02 BR BRPI0816463-0A patent/BRPI0816463B1/pt active IP Right Grant
- 2008-09-02 CN CN200880011063XA patent/CN101652820B/zh active Active
- 2008-09-02 WO PCT/JP2008/002399 patent/WO2009031292A1/ja active Application Filing
- 2008-09-02 PL PL08829605T patent/PL2184747T3/pl unknown
- 2008-09-02 US US12/671,915 patent/US8177922B2/en active Active
- 2008-09-02 KR KR1020097024735A patent/KR101474947B1/ko active IP Right Grant
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103620434A (zh) * | 2011-05-17 | 2014-03-05 | 日立金属株式会社 | 磁力特性计算方法、磁力特性计算装置以及计算机程序 |
CN103620434B (zh) * | 2011-05-17 | 2016-02-03 | 日立金属株式会社 | 磁力特性计算方法和磁力特性计算装置 |
CN109478452A (zh) * | 2016-08-17 | 2019-03-15 | 日立金属株式会社 | R-t-b系烧结磁体 |
CN109478452B (zh) * | 2016-08-17 | 2020-06-16 | 日立金属株式会社 | R-t-b系烧结磁体 |
Also Published As
Publication number | Publication date |
---|---|
PT2184747E (pt) | 2015-06-01 |
EP2184747B1 (en) | 2015-04-22 |
EP2184747A1 (en) | 2010-05-12 |
HUE025146T2 (en) | 2016-01-28 |
BRPI0816463B1 (pt) | 2022-04-05 |
EP2184747A4 (en) | 2011-08-31 |
ES2536189T3 (es) | 2015-05-21 |
US20110205006A1 (en) | 2011-08-25 |
BRPI0816463A2 (pt) | 2015-03-24 |
WO2009031292A1 (ja) | 2009-03-12 |
JP5201144B2 (ja) | 2013-06-05 |
CN101652820B (zh) | 2012-06-27 |
KR101474947B1 (ko) | 2014-12-19 |
US8177922B2 (en) | 2012-05-15 |
KR20100049503A (ko) | 2010-05-12 |
PL2184747T3 (pl) | 2015-10-30 |
JPWO2009031292A1 (ja) | 2010-12-09 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: Japan Tokyo port harbor 2 chome No. 70 Patentee after: Hitachi Metals Co., Ltd. Address before: Tokyo, Japan, Japan Patentee before: Hitachi Metals Co., Ltd. Address after: Japan Tokyo port harbor 2 chome No. 70 Patentee after: Hitachi Metals Co., Ltd. Address before: Tokyo, Japan, Japan Patentee before: Hitachi Metals Co., Ltd. |
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EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20100217 Assignee: Hitachi metal ring Ci material (Nantong) Co. Ltd. Assignor: Hitachi Metals Contract record no.: 2017990000034 Denomination of invention: R-fe-B anisotropic sintered magnet Granted publication date: 20120627 License type: Common License Record date: 20170209 Application publication date: 20100217 Assignee: Hitachi metal ring Ci material (Nantong) Co. Ltd. Assignor: Hitachi Metals Contract record no.: 2017990000034 Denomination of invention: R-fe-B anisotropic sintered magnet Granted publication date: 20120627 License type: Common License Record date: 20170209 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CI03 | Correction of invention patent |
Correction item: A transferee of the entry into force of the contract Correct: Hitachi metal ring magnets (Nantong) Co. Ltd. False: Hitachi metal ring Ci material (Nantong) Co. Ltd. Number: 11 Volume: 33 |
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CI03 | Correction of invention patent |