ATE158669T1 - Verfahren zur herstellung eines dauermagneten aus seltenerdmetall, bor und eisen - Google Patents

Verfahren zur herstellung eines dauermagneten aus seltenerdmetall, bor und eisen

Info

Publication number
ATE158669T1
ATE158669T1 AT94108868T AT94108868T ATE158669T1 AT E158669 T1 ATE158669 T1 AT E158669T1 AT 94108868 T AT94108868 T AT 94108868T AT 94108868 T AT94108868 T AT 94108868T AT E158669 T1 ATE158669 T1 AT E158669T1
Authority
AT
Austria
Prior art keywords
boron
permanent magnet
rare earth
earth metal
iron
Prior art date
Application number
AT94108868T
Other languages
German (de)
English (en)
Inventor
Kazuhiko Yamamoto
Yuichi Miyake
Chikara Okada
Original Assignee
Santoku Metal Ind
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.)
Filing date
Publication date
Application filed by Santoku Metal Ind filed Critical Santoku Metal Ind
Application granted granted Critical
Publication of ATE158669T1 publication Critical patent/ATE158669T1/de

Links

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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
AT94108868T 1993-06-14 1994-06-09 Verfahren zur herstellung eines dauermagneten aus seltenerdmetall, bor und eisen ATE158669T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14215693 1993-06-14

Publications (1)

Publication Number Publication Date
ATE158669T1 true ATE158669T1 (de) 1997-10-15

Family

ID=15308669

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94108868T ATE158669T1 (de) 1993-06-14 1994-06-09 Verfahren zur herstellung eines dauermagneten aus seltenerdmetall, bor und eisen

Country Status (4)

Country Link
EP (1) EP0632471B1 (fr)
KR (1) KR0151244B1 (fr)
AT (1) ATE158669T1 (fr)
DE (1) DE69405817T2 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0867897B1 (fr) * 1997-03-25 2003-11-26 Alps Electric Co., Ltd. Alliage magnétiquement dur à base de fer à intervalle surfondu
EP0898287B1 (fr) * 1997-08-22 2003-05-21 Alps Electric Co., Ltd. Alliage magnétiquement dur à région liquide surfondue,produit fritté de ceci et applications
JP3365625B2 (ja) * 1999-09-16 2003-01-14 住友特殊金属株式会社 ナノコンポジット磁石粉末および磁石の製造方法
KR100562681B1 (ko) 2000-05-24 2006-03-23 가부시키가이샤 네오맥스 복수의 강자성상을 포함하는 영구자석 및 그 제조방법
WO2002030595A1 (fr) 2000-10-06 2002-04-18 Santoku Corporation Procede de fabrication par coulee de bandes d'un alliage brut pour aimant permanent nanocomposite
US6790296B2 (en) * 2000-11-13 2004-09-14 Neomax Co., Ltd. Nanocomposite magnet and method for producing same
US7217328B2 (en) 2000-11-13 2007-05-15 Neomax Co., Ltd. Compound for rare-earth bonded magnet and bonded magnet using the compound
JP4023138B2 (ja) 2001-02-07 2007-12-19 日立金属株式会社 鉄基希土類合金粉末および鉄基希土類合金粉末を含むコンパウンドならびにそれを用いた永久磁石
EP1388152A2 (fr) 2001-05-15 2004-02-11 Sumitomo Special Metals Company Limited Aimant nanocomposite d'un alliage des terres rares a base de fer et son procede de production
DE60215665T2 (de) 2001-07-31 2007-02-08 Neomax Co., Ltd. Verfahren zum herstellen eines nanozusammensetzungsmagneten unter verwendung eines atomisierungsverfahrens
WO2003044812A1 (fr) 2001-11-22 2003-05-30 Sumitomo Special Metals Co., Ltd. Aimant nanocomposite
JP3602120B2 (ja) 2002-08-08 2004-12-15 株式会社Ｎｅｏｍａｘ ナノコンポジット磁石用急冷合金の製造方法
DE10328618B4 (de) * 2003-06-20 2008-04-24 Leibniz-Institut Für Festkörper- Und Werkstoffforschung Dresden E.V. Verfahren und Vorrichtung zur schmelzmetallurgischen Herstellung von Magnetlegierungen auf Nd-Fe-B-Basis
CN108133797B (zh) * 2017-12-18 2019-08-23 北京工业大学 一种抑制CeFe2相的混合稀土铁硼磁体的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63115304A (ja) * 1986-11-01 1988-05-19 Tdk Corp 高性能希土類鋳造磁石
JPH02118054A (ja) * 1988-10-26 1990-05-02 Seiko Epson Corp 永久磁石材料
JPH04147605A (ja) * 1990-10-11 1992-05-21 Hitachi Metals Ltd 希土類―鉄―硼素系永久磁石の製造方法
US5383978A (en) * 1992-02-15 1995-01-24 Santoku Metal Industry Co., Ltd. Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet

Also Published As

Publication number Publication date
EP0632471A3 (fr) 1995-02-15
DE69405817D1 (de) 1997-10-30
EP0632471A2 (fr) 1995-01-04
KR950001790A (ko) 1995-01-03
KR0151244B1 (ko) 1998-10-15
DE69405817T2 (de) 1998-01-15
EP0632471B1 (fr) 1997-09-24

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Legal Events

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UEP Publication of translation of european patent specification