ES2057018T3 - Iman sinterizado de nd-fe-b y metodo para su fabricacion. - Google Patents

Iman sinterizado de nd-fe-b y metodo para su fabricacion.

Info

Publication number
ES2057018T3
ES2057018T3 ES89109037T ES89109037T ES2057018T3 ES 2057018 T3 ES2057018 T3 ES 2057018T3 ES 89109037 T ES89109037 T ES 89109037T ES 89109037 T ES89109037 T ES 89109037T ES 2057018 T3 ES2057018 T3 ES 2057018T3
Authority
ES
Spain
Prior art keywords
faith
less
ihc
composition
equal
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES89109037T
Other languages
English (en)
Inventor
Masato Sagawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Priority claimed from JP63250850A external-priority patent/JPH02119105A/ja
Priority claimed from JP63326225A external-priority patent/JP2704745B2/ja
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of ES2057018T3 publication Critical patent/ES2057018T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C22C1/0433—Nickel- or cobalt-based alloys
    • C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

UN IMAN SINTERIZADO ND-FE-B QUE TIENE 0,5 1 C DE COEFICIENTE DE TEMPERATURA DE FUERZA COERCITIVA (IHC) Y UNA COMPOSICION DE R= 11-18 AT R) ES UNO O MAS ELEMENTOS DE CORAZON EXTRAÑO, EXCEPTO PARA DY, EL CUAL ESTA PROVISTO DE 80 A (MENOR O IGUAL) (ND+PR)/R (MENOR O IGUAL) 100 A), B= 6-12 A UN BALANCE DE FE Y CO (CON LA CONDICION DE QUE CO ES 25 A O MENOS RELATIVO AL TOTAL DE CO Y FE (INCLUIDO = DE CO) E IMPUREZAS ES PROVISTO TENER ISKOE O MAS DE FUERZA COERCITIVA (IHC) POR MEDIO DE ULTIMOS CONTENIDOS DE 2-6 A DE V Y MODIFICANDO LA BASE MINORITARIA ASI QUE B EN EXCESO DE UNA COMPOSICION ESTOICOMETRICA DE R2FE14B QUE ES UNA FASE COMPONENTE Y ESENCIALMENTE NO FORMA RFE4B4 QUE ES UNA FASE COMPONENTE MINORITARIA PERO FORMA UN COMPONENTE FASE MINORITARIO V-T-D FINALMENTE DISPERSO T ES FE, Y EN CASO DE CONTENER CO, T ES FE Y CO
ES89109037T 1988-06-03 1989-05-19 Iman sinterizado de nd-fe-b y metodo para su fabricacion. Expired - Lifetime ES2057018T3 (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP13541988 1988-06-03
JP17508788 1988-07-15
JP63250850A JPH02119105A (ja) 1988-06-03 1988-10-06 Ｎｄ−Ｆｅ−Ｂ系焼結磁石
JP63326225A JP2704745B2 (ja) 1988-07-15 1988-12-26 永久磁石の製造方法

Publications (1)

Publication Number Publication Date
ES2057018T3 true ES2057018T3 (es) 1994-10-16

Family

ID=27471916

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89109037T Expired - Lifetime ES2057018T3 (es) 1988-06-03 1989-05-19 Iman sinterizado de nd-fe-b y metodo para su fabricacion.

Country Status (10)

Country Link
US (1) US5000800A (es)
EP (1) EP0344542B1 (es)
AT (1) ATE109588T1 (es)
DE (1) DE68917213T2 (es)
ES (1) ES2057018T3 (es)
FI (1) FI102988B (es)
FR (1) FR2632766B1 (es)
GB (1) GB2219309B (es)
IE (1) IE891582L (es)
IT (1) IT1230181B (es)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5167914A (en) * 1986-08-04 1992-12-01 Sumitomo Special Metals Co., Ltd. Rare earth magnet having excellent corrosion resistance
US5190684A (en) * 1988-07-15 1993-03-02 Matsushita Electric Industrial Co., Ltd. Rare earth containing resin-bonded magnet and its production
US5200001A (en) * 1989-12-01 1993-04-06 Sumitomo Special Metals Co., Ltd. Permanent magnet
AT398861B (de) * 1991-02-11 1995-02-27 Boehler Ybbstalwerke Gesinterter permanentmagnet(-werkstoff) sowie verfahren zu dessen herstellung
FR2707421B1 (fr) * 1993-07-07 1995-08-11 Ugimag Sa Poudre additive pour la fabrication d'aimants frittés type Fe-Nd-B, méthode de fabrication et aimants correspondants.
US5482575A (en) * 1992-12-08 1996-01-09 Ugimag Sa Fe-Re-B type magnetic powder, sintered magnets and preparation method thereof
US6415048B1 (en) 1993-10-12 2002-07-02 Schneider Medical Technologies, Inc. Compositional analysis system
TW383249B (en) * 1998-09-01 2000-03-01 Sumitomo Spec Metals Cutting method for rare earth alloy by annular saw and manufacturing for rare earth alloy board
JP3233359B2 (ja) * 2000-03-08 2001-11-26 住友特殊金属株式会社 希土類合金磁性粉末成形体の作製方法および希土類磁石の製造方法
CN1182548C (zh) 2000-07-10 2004-12-29 株式会社新王磁材 稀土磁铁及其制造方法
US7018487B2 (en) * 2001-11-22 2006-03-28 Nissan Motor Co., Ltd. Magnet containing low rare earth element and method for manufacturing the same
DE10297484B4 (de) * 2001-11-28 2006-10-19 Neomax Co., Ltd. Verfahren und Vorrichtung zur Herstellung eines granulierten Seltenerdmetall-Legierungspulvers und Verfahren zur Herstellung eines Seltenerdmetall-Legierungssinterkörpers
US7311788B2 (en) 2002-09-30 2007-12-25 Tdk Corporation R-T-B system rare earth permanent magnet
JP3997413B2 (ja) 2002-11-14 2007-10-24 信越化学工業株式会社 Ｒ−Ｆｅ−Ｂ系焼結磁石及びその製造方法
BRPI0506147B1 (pt) * 2004-10-19 2020-10-13 Shin-Etsu Chemical Co., Ltd método para preparar um material de ímã permanente de terra rara
US20110074530A1 (en) * 2009-09-30 2011-03-31 General Electric Company Mixed rare-earth permanent magnet and method of fabrication
CN104246882B (zh) 2012-08-31 2018-01-12 吉坤日矿日石金属株式会社 Fe基磁性材料烧结体
KR20140067689A (ko) * 2012-11-27 2014-06-05 삼성전기주식회사 무접점 전력 전송 장치 및 그 제조 방법
CN103065787B (zh) * 2012-12-26 2015-10-28 宁波韵升股份有限公司 一种制备烧结钕铁硼磁体的方法
TW201517075A (zh) 2013-06-17 2015-05-01 Urban Mining Technology Company 再生磁鐵以產生具有改善或恢復磁性性能的 nd-fe-b 磁鐵
US9336932B1 (en) 2014-08-15 2016-05-10 Urban Mining Company Grain boundary engineering
WO2016086398A1 (zh) * 2014-12-04 2016-06-09 浙江大学 一种高矫顽力烧结钕铁硼的制备方法及产品
CN105761925A (zh) * 2016-04-18 2016-07-13 中钢集团安徽天源科技股份有限公司 一种钬铁镓共晶掺杂制备高性能钕铁硼磁体的方法
JP2017216778A (ja) * 2016-05-30 2017-12-07 Tdk株式会社 モータ
CN110875110A (zh) * 2018-08-29 2020-03-10 射洪福临磁材有限公司 含vn粒子的钕铁硼磁性材料及其制备方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1316375C (en) * 1982-08-21 1993-04-20 Masato Sagawa Magnetic materials and permanent magnets
CA1315571C (en) * 1982-08-21 1993-04-06 Masato Sagawa Magnetic materials and permanent magnets
US4792368A (en) * 1982-08-21 1988-12-20 Sumitomo Special Metals Co., Ltd. Magnetic materials and permanent magnets
DE3381482D1 (de) * 1983-05-06 1990-05-23 Sumitomo Spec Metals Isotrope magneten und verfahren zu ihrer herstellung.
US4684406A (en) * 1983-05-21 1987-08-04 Sumitomo Special Metals Co., Ltd. Permanent magnet materials
US4601875A (en) * 1983-05-25 1986-07-22 Sumitomo Special Metals Co., Ltd. Process for producing magnetic materials
JPS6032306A (ja) * 1983-08-02 1985-02-19 Sumitomo Special Metals Co Ltd 永久磁石
JPS6034005A (ja) * 1983-08-04 1985-02-21 Sumitomo Special Metals Co Ltd 永久磁石
JPS6077960A (ja) * 1983-10-03 1985-05-02 Sumitomo Special Metals Co Ltd 永久磁石材料の製造方法
CA1235631A (en) * 1984-02-28 1988-04-26 Hitoshi Yamamoto Process for producing permanent magnets and products thereof
JPH068488B2 (ja) * 1985-06-21 1994-02-02 住友特殊金属株式会社 永久磁石合金
JPS6274054A (ja) * 1985-09-27 1987-04-04 Hitachi Metals Ltd 永久磁石合金
JPH07105289B2 (ja) * 1986-03-06 1995-11-13 信越化学工業株式会社 希土類永久磁石の製造方法
DE3750661T2 (de) * 1986-07-23 1995-04-06 Hitachi Metals Ltd Dauermagnet mit guter thermischer Stabilität.
JPS6362842A (ja) * 1986-09-04 1988-03-19 Tdk Corp 希土類永久磁石材料
DE3783413T2 (de) * 1986-09-16 1993-05-27 Tokin Corp Verfahren zur herstellung eines seltenerd-eisen-bor-dauermagneten mit hilfe eines abgeschreckten legierungspuders.

Also Published As

Publication number Publication date
DE68917213T2 (de) 1995-03-23
FI102988B1 (fi) 1999-03-31
GB2219309B (en) 1992-11-18
DE68917213D1 (de) 1994-09-08
EP0344542A3 (en) 1991-07-17
IT1230181B (it) 1991-10-18
IT8919862A0 (it) 1989-03-22
EP0344542B1 (en) 1994-08-03
GB2219309A (en) 1989-12-06
FI102988B (fi) 1999-03-31
US5000800A (en) 1991-03-19
FI892716A (fi) 1989-12-04
ATE109588T1 (de) 1994-08-15
GB8905754D0 (en) 1989-04-26
FR2632766B1 (fr) 1995-04-21
FI892716A0 (fi) 1989-06-02
FR2632766A1 (fr) 1989-12-15
EP0344542A2 (en) 1989-12-06
IE891582L (en) 1989-12-03

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