TW200746183A - Method for preparing permanent magnet material - Google Patents

Method for preparing permanent magnet material

Info

Publication number: TW200746183A
Authority: TW; Taiwan
Prior art keywords: permanent magnet; compound; hydrogen gas; magnet material; inducing
Prior art date: 2006-04-14

Application number

TW096113085A

Other languages

English (en)

Other versions

TWI366203B (zh

Inventor

Hajime Nakamura

Takehisa Minowa

Original Assignee

Shinetsu Chemical Co

Priority date (The priority date 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 date listed.)

2006-04-14

Filing date

2007-04-13

Publication date

2007-12-16

2007-04-13 Application filed by Shinetsu Chemical Co filed Critical Shinetsu Chemical Co

2007-12-16 Publication of TW200746183A publication Critical patent/TW200746183A/zh

2012-06-11 Application granted granted Critical

2012-06-11 Publication of TWI366203B publication Critical patent/TWI366203B/zh

Links

239000000463 material Substances 0.000 title abstract 2
150000001875 compounds Chemical class 0.000 abstract 3
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 2
230000001939 inductive effect Effects 0.000 abstract 2
229910052782 aluminium Inorganic materials 0.000 abstract 1
229910052787 antimony Inorganic materials 0.000 abstract 1
229910052793 cadmium Inorganic materials 0.000 abstract 1
229910052804 chromium Inorganic materials 0.000 abstract 1
229910052802 copper Inorganic materials 0.000 abstract 1
239000013078 crystal Substances 0.000 abstract 1
230000002349 favourable effect Effects 0.000 abstract 1
229910052732 germanium Inorganic materials 0.000 abstract 1
229910052735 hafnium Inorganic materials 0.000 abstract 1
238000010438 heat treatment Methods 0.000 abstract 1
229910052738 indium Inorganic materials 0.000 abstract 1
238000003754 machining Methods 0.000 abstract 1
229910052748 manganese Inorganic materials 0.000 abstract 1
229910052750 molybdenum Inorganic materials 0.000 abstract 1
229910052758 niobium Inorganic materials 0.000 abstract 1
229910052763 palladium Inorganic materials 0.000 abstract 1
229910052698 phosphorus Inorganic materials 0.000 abstract 1
229910052761 rare earth metal Inorganic materials 0.000 abstract 1
230000006798 recombination Effects 0.000 abstract 1
238000005215 recombination Methods 0.000 abstract 1
229910052706 scandium Inorganic materials 0.000 abstract 1
229910052710 silicon Inorganic materials 0.000 abstract 1
229910052709 silver Inorganic materials 0.000 abstract 1
229910052717 sulfur Inorganic materials 0.000 abstract 1
229910052715 tantalum Inorganic materials 0.000 abstract 1
239000010409 thin film Substances 0.000 abstract 1
229910052718 tin Inorganic materials 0.000 abstract 1
229910052719 titanium Inorganic materials 0.000 abstract 1
229910052721 tungsten Inorganic materials 0.000 abstract 1
229910052720 vanadium Inorganic materials 0.000 abstract 1
229910052727 yttrium Inorganic materials 0.000 abstract 1
229910052725 zinc Inorganic materials 0.000 abstract 1
229910052726 zirconium Inorganic materials 0.000 abstract 1

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
- H01F1/0573—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 obtained by reduction or by hydrogen decrepitation or embrittlement
- 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
- H01F1/0575—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
- H01F41/0273—Imparting anisotropy

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Chemical & Material Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Inorganic Chemistry (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Hard Magnetic Materials (AREA)
Manufacturing Cores, Coils, And Magnets (AREA)
Powder Metallurgy (AREA)
Chemically Coating (AREA)

TW096113085A 2006-04-14 2007-04-13 Method for preparing permanent magnet material TW200746183A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP2006112306A JP2007287865A (ja)	2006-04-14	2006-04-14	永久磁石材料の製造方法

Publications (2)

Publication Number	Publication Date
TW200746183A true TW200746183A (en)	2007-12-16
TWI366203B TWI366203B (zh)	2012-06-11

Family

ID=38315729

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
TW096113085A TW200746183A (en)	2006-04-14	2007-04-13	Method for preparing permanent magnet material

Country Status (7)

Country	Link
US (1)	US7922832B2 (zh)
EP (1)	EP1845535B1 (zh)
JP (1)	JP2007287865A (zh)
KR (1)	KR101353131B1 (zh)
CN (1)	CN101054646B (zh)
DE (1)	DE602007012481D1 (zh)
TW (1)	TW200746183A (zh)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7955443B2 (en) *	2006-04-14	2011-06-07	Shin-Etsu Chemical Co., Ltd.	Method for preparing rare earth permanent magnet material
JP4656323B2 (ja) *	2006-04-14	2011-03-23	信越化学工業株式会社	希土類永久磁石材料の製造方法
JP4840606B2 (ja)	2006-11-17	2011-12-21	信越化学工業株式会社	希土類永久磁石の製造方法
US8262808B2 (en) *	2006-12-21	2012-09-11	Ulvac, Inc.	Permanent magnet and method of manufacturing same
CN102039410B (zh) *	2009-10-14	2014-03-26	三环瓦克华（北京）磁性器件有限公司	能提高烧结钕铁硼磁体的矫顽力的烧结时效工艺
CN102436892B (zh) *	2011-12-15	2016-02-24	钢铁研究总院	一种低钕、无重稀土高性能磁体及制备方法
JP6119548B2 (ja) *	2012-10-17	2017-04-26	信越化学工業株式会社	希土類焼結磁石の製造方法
BR112015031725A2 (pt)	2013-06-17	2017-07-25	Urban Mining Tech Company Llc	método para fabricação de um imã permanente de nd-fe-b reciclado
US9336932B1 (en)	2014-08-15	2016-05-10	Urban Mining Company	Grain boundary engineering
CN107146673B (zh) *	2017-05-17	2020-06-23	成都银磁材料有限公司	一种粘结磁粉及其制备方法
CN107742574A (zh) *	2017-09-25	2018-02-27	北矿磁材科技有限公司	一种粘结铁氧体磁粉的表面处理方法
CN110273120B (zh) *	2019-07-30	2023-07-07	太原学院	一种合金表面快速纳米化的方法及装置
CN114639527A (zh) *	2022-02-25	2022-06-17	北矿磁材（阜阳）有限公司	一种R2Fe14B/α-Fe纳米复合永磁材料的制备方法
US20240271258A1 (en) *	2023-02-10	2024-08-15	Daido Steel Co., Ltd.	Fe-Co ALLOY FOR SOFT MAGNETIC MEMBER, AND SOFT MAGNETIC MEMBER USING SAME
CN119400537A (zh) *	2024-12-30	2025-02-07	江西理工大学	一种烧结钕铁硼磁体的加工方法

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CN1012235B (zh) *	1985-02-27	1991-03-27	住友特殊金属株式会社	生产永久磁体的方法及其产品
JPH0742553B2 (ja) *	1986-02-18	1995-05-10	住友特殊金属株式会社	永久磁石材料及びその製造方法
US4942098A (en) *	1987-03-26	1990-07-17	Sumitomo Special Metals, Co., Ltd.	Corrosion resistant permanent magnet
US5173206A (en) *	1987-12-14	1992-12-22	The B. F. Goodrich Company	Passivated rare earth magnet or magnetic material compositions
JP2520450B2 (ja) *	1988-06-02	1996-07-31	信越化学工業株式会社	耐食性希土類磁石の製造方法
JPH03173106A (ja) *	1989-11-30	1991-07-26	Shin Etsu Chem Co Ltd	耐食性被膜を有する希土類永久磁石およびその製造方法
JP2904571B2 (ja) *	1990-10-29	1999-06-14	信越化学工業株式会社	希土類異方性焼結永久磁石の製造方法
JP3323561B2 (ja) *	1992-11-20	2002-09-09	住友特殊金属株式会社	ボンド磁石用合金粉末の製造方法
JPH0737742A (ja) *	1993-07-21	1995-02-07	Tokin Corp	希土類永久磁石合金の製造方法
JP3393018B2 (ja) *	1996-08-23	2003-04-07	住友特殊金属株式会社	薄肉Ｒ−Ｆｅ−Ｂ系焼結磁石の製造方法
JP3549382B2 (ja) *	1997-12-22	2004-08-04	信越化学工業株式会社	希土類元素・鉄・ボロン系永久磁石およびその製造方法
JP4227326B2 (ja) *	2001-11-28	2009-02-18	Ｄｏｗａホールディングス株式会社	焼結希土類磁石合金からなるリング状薄板の製法
AU2002358316A1 (en) *	2001-12-18	2003-06-30	Showa Denko K.K.	Alloy flake for rare earth magnet, production method thereof, alloy powder for rare earth sintered magnet, rare earth sintered magnet, alloy powder for bonded magnet and bonded magnet
CN1150076C (zh) *	2002-04-15	2004-05-19	清华大学	一种制备氢化-歧化-脱氢-重组稀土永磁粉的方法
JP2004281492A (ja) *	2003-03-13	2004-10-07	Shin Etsu Chem Co Ltd	永久磁石材料
JP2004281493A (ja) *	2003-03-13	2004-10-07	Shin Etsu Chem Co Ltd	永久磁石材料の製造方法
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
JP2005285861A (ja)	2004-03-26	2005-10-13	Tdk Corp	希土類磁石の製造方法

2006
- 2006-04-14 JP JP2006112306A patent/JP2007287865A/ja active Pending
2007
- 2007-04-05 EP EP07251518A patent/EP1845535B1/en active Active
- 2007-04-05 DE DE602007012481T patent/DE602007012481D1/de active Active
- 2007-04-06 US US11/783,143 patent/US7922832B2/en active Active
- 2007-04-13 TW TW096113085A patent/TW200746183A/zh not_active IP Right Cessation
- 2007-04-13 CN CN2007100961210A patent/CN101054646B/zh active Active
- 2007-04-13 KR KR1020070036296A patent/KR101353131B1/ko not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP1845535A2 (en)	2007-10-17
JP2007287865A (ja)	2007-11-01
CN101054646A (zh)	2007-10-17
DE602007012481D1 (de)	2011-03-31
EP1845535B1 (en)	2011-02-16
EP1845535A3 (en)	2008-07-02
US7922832B2 (en)	2011-04-12
KR101353131B1 (ko)	2014-01-17
US20070240787A1 (en)	2007-10-18
TWI366203B (zh)	2012-06-11
CN101054646B (zh)	2011-02-02
KR20070102419A (ko)	2007-10-18

Legal Events

Date	Code	Title	Description
2025-03-11	MM4A	Annulment or lapse of patent due to non-payment of fees

Publication	Publication Date	Title
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