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
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000012535 impurity Substances 0.000 abstract 1
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
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)
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)
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. |
-
1989
- 1989-03-09 US US07/321,183 patent/US5000800A/en not_active Expired - Lifetime
- 1989-03-13 GB GB8905754A patent/GB2219309B/en not_active Expired - Lifetime
- 1989-03-22 IT IT8919862A patent/IT1230181B/it active
- 1989-05-16 IE IE891582A patent/IE891582L/xx unknown
- 1989-05-19 EP EP89109037A patent/EP0344542B1/en not_active Expired - Lifetime
- 1989-05-19 DE DE68917213T patent/DE68917213T2/de not_active Expired - Fee Related
- 1989-05-19 AT AT89109037T patent/ATE109588T1/de active
- 1989-05-19 ES ES89109037T patent/ES2057018T3/es not_active Expired - Lifetime
- 1989-05-23 FR FR8906710A patent/FR2632766B1/fr not_active Expired - Fee Related
- 1989-06-02 FI FI892716A patent/FI102988B/fi not_active IP Right Cessation
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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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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