TW201330022A - 稀土類永久磁石及稀土類永久磁石之製造方法 - Google Patents
稀土類永久磁石及稀土類永久磁石之製造方法 Download PDFInfo
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- TW201330022A TW201330022A TW101136037A TW101136037A TW201330022A TW 201330022 A TW201330022 A TW 201330022A TW 101136037 A TW101136037 A TW 101136037A TW 101136037 A TW101136037 A TW 101136037A TW 201330022 A TW201330022 A TW 201330022A
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- Prior art keywords
- magnet
- permanent magnet
- rare earth
- sintering
- earth permanent
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- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 43
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Classifications
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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
- H01F1/0536—Alloys characterised by their composition containing rare earth metals sintered
-
- 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
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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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/107—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing organic material comprising solvents, e.g. for slip casting
-
- 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
- B22F3/10—Sintering only
- B22F3/1017—Multiple heating or additional steps
- B22F3/1021—Removal of binder or filler
-
- 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
- C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
-
- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
-
- 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
- H01F1/0572—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 with a protective layer
-
- 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
-
- 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
- H01F41/0266—Moulding; Pressing
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Power 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)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011218589A JP5908246B2 (ja) | 2011-09-30 | 2011-09-30 | 希土類永久磁石の製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW201330022A true TW201330022A (zh) | 2013-07-16 |
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| TW101136037A TW201330022A (zh) | 2011-09-30 | 2012-09-28 | 稀土類永久磁石及稀土類永久磁石之製造方法 |
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| US (1) | US20140241929A1 (https=) |
| EP (1) | EP2763147A4 (https=) |
| JP (1) | JP5908246B2 (https=) |
| KR (1) | KR20140082741A (https=) |
| CN (1) | CN103843081A (https=) |
| IN (1) | IN2014CN01766A (https=) |
| TW (1) | TW201330022A (https=) |
| WO (1) | WO2013047467A1 (https=) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015121913A1 (ja) * | 2014-02-12 | 2015-08-20 | 日東電工株式会社 | 希土類永久磁石及び希土類永久磁石の製造方法 |
| JP6511779B2 (ja) * | 2014-11-12 | 2019-05-15 | Tdk株式会社 | Ｒ−ｔ−ｂ系焼結磁石 |
| CN104599833B (zh) * | 2015-01-16 | 2017-07-04 | 浙江和也健康科技有限公司 | 一种高韧性的稀土柔性磁条及其生产方法 |
| WO2016175332A1 (ja) * | 2015-04-30 | 2016-11-03 | 株式会社Ihi | 希土類永久磁石および希土類永久磁石の製造方法 |
| FR3069096B1 (fr) * | 2017-07-12 | 2020-12-25 | Commissariat Energie Atomique | Procede de fabrication d'un aimant permanent |
| KR102398932B1 (ko) * | 2018-08-31 | 2022-05-16 | 주식회사 엘지화학 | 자석 분말의 제조 방법 및 자석 분말 |
| CN110534331A (zh) * | 2019-09-23 | 2019-12-03 | 广西科技大学 | 一种高磁能积、高矫顽力烧结钕铁硼磁体的制备方法 |
| CN111331129A (zh) * | 2020-04-26 | 2020-06-26 | 杭州屹通新材料股份有限公司 | 一种低松装密度CuSn10粉的制备方法 |
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| US4996022A (en) * | 1989-07-14 | 1991-02-26 | Juki Corporation | Process for producing a sintered body |
| JPH05320708A (ja) * | 1992-01-10 | 1993-12-03 | Kawasaki Steel Corp | 焼結性粉末射出成形用バインダおよび組成物 |
| JPH0669009A (ja) * | 1992-08-19 | 1994-03-11 | Matsushita Electric Ind Co Ltd | 希土類−鉄系磁石の製造方法 |
| JP3298219B2 (ja) | 1993-03-17 | 2002-07-02 | 日立金属株式会社 | 希土類―Ｆｅ−Ｃｏ−Ａｌ−Ｖ−Ｇａ−Ｂ系焼結磁石 |
| JP4448987B2 (ja) * | 2000-06-09 | 2010-04-14 | 川研ファインケミカル株式会社 | ビスマスアルコキシドの製造方法 |
| JP2002363607A (ja) * | 2001-06-13 | 2002-12-18 | Sumitomo Metal Mining Co Ltd | 希土類系磁性粉末、その製造方法及びこれを用いた磁石 |
| JP2004031781A (ja) * | 2002-06-27 | 2004-01-29 | Nissan Motor Co Ltd | 希土類磁石およびその製造方法、ならびに希土類磁石を用いてなるモータ |
| JP4525072B2 (ja) * | 2003-12-22 | 2010-08-18 | 日産自動車株式会社 | 希土類磁石およびその製造方法 |
| JP2005191187A (ja) * | 2003-12-25 | 2005-07-14 | Nissan Motor Co Ltd | 希土類磁石およびその製造方法 |
| JP2005197299A (ja) * | 2003-12-26 | 2005-07-21 | Tdk Corp | 希土類焼結磁石及びその製造方法 |
| JP4635832B2 (ja) * | 2005-11-08 | 2011-02-23 | 日立金属株式会社 | 希土類焼結磁石の製造方法 |
| CN101031984B (zh) * | 2005-07-15 | 2011-12-21 | 日立金属株式会社 | 稀土类烧结磁体及其制造方法 |
| US7569254B2 (en) * | 2005-08-22 | 2009-08-04 | Eastman Kodak Company | Nanocomposite materials comprising high loadings of filler materials and an in-situ method of making such materials |
| WO2008120784A1 (ja) * | 2007-03-30 | 2008-10-09 | Tdk Corporation | 磁石の製造方法 |
| JP5320708B2 (ja) * | 2007-09-06 | 2013-10-23 | セイコーエプソン株式会社 | 文書管理装置、文書管理方法及び文書管理プログラム |
| JP5266522B2 (ja) * | 2008-04-15 | 2013-08-21 | 日東電工株式会社 | 永久磁石及び永久磁石の製造方法 |
| JP5261747B2 (ja) * | 2008-04-15 | 2013-08-14 | 日東電工株式会社 | 永久磁石及び永久磁石の製造方法 |
| JP5266523B2 (ja) * | 2008-04-15 | 2013-08-21 | 日東電工株式会社 | 永久磁石及び永久磁石の製造方法 |
| JP4923153B2 (ja) * | 2010-03-31 | 2012-04-25 | 日東電工株式会社 | 永久磁石及び永久磁石の製造方法 |
| JP4923152B2 (ja) * | 2010-03-31 | 2012-04-25 | 日東電工株式会社 | 永久磁石及び永久磁石の製造方法 |
-
2011
- 2011-09-30 JP JP2011218589A patent/JP5908246B2/ja not_active Expired - Fee Related
-
2012
- 2012-09-25 EP EP12836769.5A patent/EP2763147A4/en not_active Withdrawn
- 2012-09-25 KR KR1020147011139A patent/KR20140082741A/ko not_active Withdrawn
- 2012-09-25 WO PCT/JP2012/074471 patent/WO2013047467A1/ja not_active Ceased
- 2012-09-25 US US14/241,511 patent/US20140241929A1/en not_active Abandoned
- 2012-09-25 CN CN201280047635.6A patent/CN103843081A/zh active Pending
- 2012-09-25 IN IN1766CHN2014 patent/IN2014CN01766A/en unknown
- 2012-09-28 TW TW101136037A patent/TW201330022A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN103843081A (zh) | 2014-06-04 |
| WO2013047467A1 (ja) | 2013-04-04 |
| KR20140082741A (ko) | 2014-07-02 |
| JP2013080738A (ja) | 2013-05-02 |
| IN2014CN01766A (https=) | 2015-05-29 |
| JP5908246B2 (ja) | 2016-04-26 |
| EP2763147A1 (en) | 2014-08-06 |
| EP2763147A4 (en) | 2015-10-14 |
| US20140241929A1 (en) | 2014-08-28 |
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