CN1036554C - 热稳定性良好的永久磁铁 - Google Patents
热稳定性良好的永久磁铁 Download PDFInfo
- Publication number
- CN1036554C CN1036554C CN87105186A CN87105186A CN1036554C CN 1036554 C CN1036554 C CN 1036554C CN 87105186 A CN87105186 A CN 87105186A CN 87105186 A CN87105186 A CN 87105186A CN 1036554 C CN1036554 C CN 1036554C
- Authority
- CN
- China
- Prior art keywords
- magnet
- thermal stability
- gallium
- neodymium
- draws
- 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
Images
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
-
- 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)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP172987/86 | 1986-07-23 | ||
JP17298786 | 1986-07-23 | ||
JP18590586 | 1986-08-07 | ||
JP185905/86 | 1986-08-07 | ||
JP243490/86 | 1986-10-14 | ||
JP24349086 | 1986-10-14 | ||
JP61-185905 | 1987-01-06 | ||
JP61-172987 | 1987-01-06 | ||
JP85787 | 1987-01-06 | ||
JP62-857 | 1987-01-06 | ||
JP61-243490 | 1987-01-06 | ||
JP857/87 | 1987-01-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN87105186A CN87105186A (zh) | 1988-02-03 |
CN1036554C true CN1036554C (zh) | 1997-11-26 |
Family
ID=27453258
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN87105186A Expired - Lifetime CN1036554C (zh) | 1986-07-23 | 1987-07-23 | 热稳定性良好的永久磁铁 |
Country Status (5)
Country | Link |
---|---|
EP (2) | EP0258609B1 (de) |
JP (1) | JP2751109B2 (de) |
KR (1) | KR910001065B1 (de) |
CN (1) | CN1036554C (de) |
DE (2) | DE3750661T2 (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4983232A (en) * | 1987-01-06 | 1991-01-08 | Hitachi Metals, Ltd. | Anisotropic magnetic powder and magnet thereof and method of producing same |
JPH01257308A (ja) * | 1987-09-09 | 1989-10-13 | Hitachi Metals Ltd | ボイスコイルモーター用磁石 |
JPS6472502A (en) * | 1987-09-11 | 1989-03-17 | Hitachi Metals Ltd | Permanent magnet for accelerating particle beam |
US5000800A (en) * | 1988-06-03 | 1991-03-19 | Masato Sagawa | Permanent magnet and method for producing the same |
DE3825358A1 (de) * | 1988-07-26 | 1990-02-01 | Siemens Ag | Magnetischer werkstoff und verfahren zu seiner herstellung |
JPH0257662A (ja) * | 1988-08-23 | 1990-02-27 | M G:Kk | ボンド磁石用急冷薄帯合金 |
DE3840414A1 (de) * | 1988-11-30 | 1990-05-31 | Siemens Ag | Verfahren zur herstellung eines koerpers mit einem hartmagnetischen werkstoff |
WO1991014271A1 (en) * | 1990-03-16 | 1991-09-19 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Perromagnetic materials |
US5143560A (en) * | 1990-04-20 | 1992-09-01 | Hitachi Metals, Inc., Ltd. | Method for forming Fe-B-R-T alloy powder by hydrogen decrepitation of die-upset billets |
JPH06509211A (ja) * | 1990-06-08 | 1994-10-13 | エスピーエス・テクノロジーズ・インコーポレーテッド | 改良磁性材料及びその製造方法 |
US5405455A (en) * | 1991-06-04 | 1995-04-11 | Shin-Etsu Chemical Co. Ltd. | Rare earth-based permanent magnet |
EP0517179B1 (de) * | 1991-06-04 | 1995-05-17 | Shin-Etsu Chemical Co., Ltd. | Verfahren zur Herstellung von zweiphasigen Dauermagneten auf der Basis von Seltenen Erden |
DE4331563A1 (de) * | 1992-09-18 | 1994-03-24 | Hitachi Metals Ltd | Nd-Fe-B-Sintermagnete |
US5472525A (en) * | 1993-01-29 | 1995-12-05 | Hitachi Metals, Ltd. | Nd-Fe-B system permanent magnet |
DE19541948A1 (de) * | 1995-11-10 | 1997-05-15 | Schramberg Magnetfab | Magnetmaterial und Dauermagnet des NdFeB-Typs |
US7175718B2 (en) * | 2001-06-19 | 2007-02-13 | Mitsubishi Denki Kabushiki Kaisha | Rare earth element permanent magnet material |
US20050067052A1 (en) * | 2002-06-28 | 2005-03-31 | Yoshimobu Honkura | Alloy for use in bonded magnet, isotropic magnet powder and anisotropic magnet powder and method for production thereof, and bonded magnet |
CN101240398B (zh) * | 2007-02-07 | 2010-12-29 | 罗阳 | 金属间化合物各向异性磁粉,制备方法及专用设备 |
JP4103938B1 (ja) | 2007-05-02 | 2008-06-18 | 日立金属株式会社 | R−t−b系焼結磁石 |
CN101689416B (zh) | 2007-05-02 | 2012-10-03 | 日立金属株式会社 | R-t-b系烧结磁体 |
JP5163630B2 (ja) * | 2009-12-18 | 2013-03-13 | トヨタ自動車株式会社 | 希土類磁石およびその製造方法 |
US10497497B2 (en) | 2012-02-02 | 2019-12-03 | Santoku Corporation | R-T-B—Ga-based magnet material alloy and method of producing the same |
JP6084601B2 (ja) * | 2012-02-23 | 2017-02-22 | Jx金属株式会社 | ネオジム系希土類永久磁石及びその製造方法 |
CN103887028B (zh) * | 2012-12-24 | 2017-07-28 | 北京中科三环高技术股份有限公司 | 一种烧结钕铁硼磁体及其制造方法 |
CN104952574A (zh) * | 2014-03-31 | 2015-09-30 | 厦门钨业股份有限公司 | 一种含W的Nd-Fe-B-Cu系烧结磁铁 |
CN104020032A (zh) * | 2014-06-17 | 2014-09-03 | 攀钢集团攀枝花钢钒有限公司 | 一种对不易碎钒铁化学分析用试样的制备方法 |
CN110148506A (zh) * | 2019-04-03 | 2019-08-20 | 宁波同创强磁材料有限公司 | 拓宽稀土永磁体烧结温度窗口的方法及稀土永磁体的制备方法 |
CN111627633B (zh) * | 2020-06-28 | 2022-05-31 | 福建省长汀金龙稀土有限公司 | 一种r-t-b系磁性材料及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0134304A1 (de) * | 1983-08-04 | 1985-03-20 | Sumitomo Special Metals Co., Ltd. | Permanentmagnete |
JPS60238447A (ja) * | 1984-05-14 | 1985-11-27 | Seiko Epson Corp | 希土類永久磁石 |
JPS60243247A (ja) * | 1984-05-15 | 1985-12-03 | Namiki Precision Jewel Co Ltd | 永久磁石合金 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1316375C (en) * | 1982-08-21 | 1993-04-20 | Masato Sagawa | Magnetic materials and permanent magnets |
JPS60218455A (ja) * | 1984-04-12 | 1985-11-01 | Seiko Epson Corp | 永久磁石合金 |
JPS60224761A (ja) * | 1984-04-23 | 1985-11-09 | Seiko Epson Corp | 永久磁石合金 |
JPS60228652A (ja) * | 1984-04-24 | 1985-11-13 | Nippon Gakki Seizo Kk | 希土類磁石およびその製法 |
JPS6139507A (ja) * | 1984-07-30 | 1986-02-25 | Seiko Instr & Electronics Ltd | ネオジム鉄系永久磁石 |
JPS61179803A (ja) * | 1985-02-05 | 1986-08-12 | Seiko Epson Corp | 強磁性樹脂組成物の製造方法 |
JPH0685369B2 (ja) * | 1985-05-17 | 1994-10-26 | 日立金属株式会社 | 永久磁石の製造方法 |
DE3676403D1 (de) * | 1985-09-10 | 1991-02-07 | Toshiba Kawasaki Kk | Dauermagnet. |
JPS62136551A (ja) * | 1985-12-10 | 1987-06-19 | Daido Steel Co Ltd | 永久磁石材料 |
DE3786426T2 (de) * | 1986-06-12 | 1993-12-09 | Toshiba Kawasaki Kk | Dauermagnet und Dauermagnetlegierung. |
JPS6318603A (ja) * | 1986-07-11 | 1988-01-26 | Toshiba Corp | 永久磁石 |
JP3084975B2 (ja) * | 1992-11-06 | 2000-09-04 | 松下電器産業株式会社 | 液晶表示用セルの製造装置 |
-
1987
- 1987-07-22 DE DE3750661T patent/DE3750661T2/de not_active Expired - Lifetime
- 1987-07-22 DE DE8787110634T patent/DE3783975T2/de not_active Expired - Fee Related
- 1987-07-22 EP EP87110634A patent/EP0258609B1/de not_active Expired - Lifetime
- 1987-07-22 EP EP90121313A patent/EP0421488B1/de not_active Expired - Lifetime
- 1987-07-23 CN CN87105186A patent/CN1036554C/zh not_active Expired - Lifetime
- 1987-07-23 JP JP62183881A patent/JP2751109B2/ja not_active Expired - Lifetime
- 1987-07-23 KR KR1019870008004A patent/KR910001065B1/ko not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0134304A1 (de) * | 1983-08-04 | 1985-03-20 | Sumitomo Special Metals Co., Ltd. | Permanentmagnete |
JPS60238447A (ja) * | 1984-05-14 | 1985-11-27 | Seiko Epson Corp | 希土類永久磁石 |
JPS60243247A (ja) * | 1984-05-15 | 1985-12-03 | Namiki Precision Jewel Co Ltd | 永久磁石合金 |
Also Published As
Publication number | Publication date |
---|---|
EP0258609A3 (en) | 1989-04-26 |
DE3783975T2 (de) | 1993-05-27 |
EP0258609B1 (de) | 1993-02-03 |
EP0421488A3 (en) | 1991-08-28 |
EP0421488A2 (de) | 1991-04-10 |
KR880002202A (ko) | 1988-04-29 |
EP0421488B1 (de) | 1994-10-12 |
DE3783975D1 (de) | 1993-03-18 |
DE3750661T2 (de) | 1995-04-06 |
JP2751109B2 (ja) | 1998-05-18 |
KR910001065B1 (ko) | 1991-02-23 |
DE3750661D1 (de) | 1994-11-17 |
EP0258609A2 (de) | 1988-03-09 |
CN87105186A (zh) | 1988-02-03 |
JPS647503A (en) | 1989-01-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1036554C (zh) | 热稳定性良好的永久磁铁 | |
CN1242424C (zh) | 永久磁体和r-tm-b系永久磁体 | |
CN1027111C (zh) | 含有稀土元素、铁、氮和氢的磁性材料 | |
CN1012477B (zh) | 稀土-铁-硼磁体粉末及其制备方法 | |
CN1148761C (zh) | 稀土永磁铁及其制造方法 | |
CN85109738A (zh) | 稀土合金粉及其制备工艺 | |
CN1186784C (zh) | 纳米复合磁铁及其制造方法 | |
CN1277277C (zh) | R-t-b系稀土类永久磁铁 | |
CN1306527C (zh) | 用于稀土磁体的合金薄片及其生产方法、用于稀土烧结磁体的合金粉末、稀土烧结磁体、用于结合磁体的合金粉末和结合磁体 | |
CN1411006A (zh) | 稀土粘结磁铁与稀土铁硼型磁铁合金 | |
CN1120506C (zh) | 钕-铁-硼系永久磁铁 | |
CN1093311C (zh) | 稀土-铁-氮磁体合金 | |
CN1111799A (zh) | 稀土类磁性粉末,其永久磁铁及其制造方法 | |
CN1505821A (zh) | 磁铁用固体材料 | |
CN1969347A (zh) | 磁各向异性稀土类烧结磁体的制造方法及其制造装置 | |
CN1213821C (zh) | 冷却辊子、薄带状磁铁材料、磁铁粉末及粘合磁铁 | |
CN1557005A (zh) | R-t-b系稀土类永久磁铁 | |
CN1052746A (zh) | 永久磁体 | |
CN1206668C (zh) | 稀土族永久磁铁 | |
CN1253364A (zh) | 高饱和磁通密度低铁损Fe基软磁性合金和使用它的磁芯及制法 | |
CN1303622C (zh) | 稀土类粘结磁体用混合物以及使用该混合物的粘结磁体 | |
CN1380906A (zh) | 钛合金部件及其生产方法 | |
CN1549867A (zh) | 稀土磁体合金铸块、其生产方法、r-t-b型磁体合金铸块、r-t-b型磁体、r-t-b型粘结磁体、r-t-b型交换弹性磁体合金铸块、r-t-b型交换弹性磁体和r-t-b型交换弹性粘结磁体 | |
CN1012235B (zh) | 生产永久磁体的方法及其产品 | |
CN1706010A (zh) | 硬质磁性组合物、永久磁体粉末、永久磁体粉末的制造方法以及粘结磁体 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |