JPS60204862A - 希土類鉄系永久磁石合金 - Google Patents
希土類鉄系永久磁石合金Info
- Publication number
- JPS60204862A JPS60204862A JP59060206A JP6020684A JPS60204862A JP S60204862 A JPS60204862 A JP S60204862A JP 59060206 A JP59060206 A JP 59060206A JP 6020684 A JP6020684 A JP 6020684A JP S60204862 A JPS60204862 A JP S60204862A
- Authority
- JP
- Japan
- Prior art keywords
- rare earth
- permanent magnet
- earth element
- magnet alloy
- type permanent
- 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.)
- Granted
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 14
- 239000000956 alloy Substances 0.000 title claims abstract description 14
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 14
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 13
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 13
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 4
- 229910052772 Samarium Inorganic materials 0.000 claims abstract 2
- 238000000034 method Methods 0.000 abstract description 6
- 239000013590 bulk material Substances 0.000 abstract description 5
- 229910052777 Praseodymium Inorganic materials 0.000 abstract description 3
- 229910002056 binary alloy Inorganic materials 0.000 abstract description 3
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 3
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 3
- 229910052760 oxygen Inorganic materials 0.000 abstract description 3
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 3
- 229910052717 sulfur Inorganic materials 0.000 abstract description 3
- 229910052727 yttrium Inorganic materials 0.000 abstract description 3
- 229910052684 Cerium Inorganic materials 0.000 abstract description 2
- 229910002058 ternary alloy Inorganic materials 0.000 abstract description 2
- 229910001122 Mischmetal Inorganic materials 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 238000009770 conventional sintering Methods 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 238000005245 sintering Methods 0.000 description 9
- 239000000843 powder Substances 0.000 description 8
- 230000004907 flux Effects 0.000 description 7
- 230000007423 decrease Effects 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 239000012300 argon atmosphere Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000000137 annealing Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 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
- H01F1/059—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and Va elements, e.g. Sm2Fe17N2
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59060206A JPS60204862A (ja) | 1984-03-28 | 1984-03-28 | 希土類鉄系永久磁石合金 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59060206A JPS60204862A (ja) | 1984-03-28 | 1984-03-28 | 希土類鉄系永久磁石合金 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60204862A true JPS60204862A (ja) | 1985-10-16 |
| JPH0551656B2 JPH0551656B2 (enrdf_load_stackoverflow) | 1993-08-03 |
Family
ID=13135439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59060206A Granted JPS60204862A (ja) | 1984-03-28 | 1984-03-28 | 希土類鉄系永久磁石合金 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60204862A (enrdf_load_stackoverflow) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4836867A (en) * | 1986-06-26 | 1989-06-06 | Research Development Corporation | Anisotropic rare earth magnet material |
| JPH01175205A (ja) * | 1987-12-28 | 1989-07-11 | Shin Etsu Chem Co Ltd | 希土類永久磁石 |
| US4849035A (en) * | 1987-08-11 | 1989-07-18 | Crucible Materials Corporation | Rare earth, iron carbon permanent magnet alloys and method for producing the same |
| US4954186A (en) * | 1986-05-30 | 1990-09-04 | Union Oil Company Of California | Rear earth-iron-boron permanent magnets containing aluminum |
| JPH03101102A (ja) * | 1989-09-13 | 1991-04-25 | Asahi Chem Ind Co Ltd | 磁性材料 |
| JPH03160705A (ja) * | 1989-11-20 | 1991-07-10 | Asahi Chem Ind Co Ltd | ボンド磁石 |
| US5186766A (en) * | 1988-09-14 | 1993-02-16 | Asahi Kasei Kogyo Kabushiki Kaisha | Magnetic materials containing rare earth element iron nitrogen and hydrogen |
| WO2003079332A1 (en) * | 2002-03-18 | 2003-09-25 | Hitachi Maxell, Ltd. | Magnetic recording medium and magnetic recording cartridge |
| WO2004075179A1 (ja) * | 2003-02-19 | 2004-09-02 | Hitachi Maxell, Ltd. | 磁気記録媒体 |
| US7510790B2 (en) | 2002-09-20 | 2009-03-31 | Hitachi Maxell, Ltd. | Magnetic powder, method for producing the same and magnetic recording medium comprising the same |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5946008A (ja) * | 1982-08-21 | 1984-03-15 | Sumitomo Special Metals Co Ltd | 永久磁石 |
| JPS5989401A (ja) * | 1982-11-15 | 1984-05-23 | Sumitomo Special Metals Co Ltd | 永久磁石 |
| JPS59132105A (ja) * | 1983-01-19 | 1984-07-30 | Sumitomo Special Metals Co Ltd | 永久磁石用合金 |
| JPS601808A (ja) * | 1983-06-17 | 1985-01-08 | Sumitomo Special Metals Co Ltd | 永久磁石材料 |
| JPS60131949A (ja) * | 1983-12-19 | 1985-07-13 | Hitachi Metals Ltd | 鉄−希土類−窒素系永久磁石 |
| JPS60144908A (ja) * | 1984-01-06 | 1985-07-31 | Daido Steel Co Ltd | 永久磁石材料 |
| JPS60176202A (ja) * | 1984-02-22 | 1985-09-10 | Hitachi Metals Ltd | 鉄−希土類−窒素系永久磁石 |
-
1984
- 1984-03-28 JP JP59060206A patent/JPS60204862A/ja active Granted
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5946008A (ja) * | 1982-08-21 | 1984-03-15 | Sumitomo Special Metals Co Ltd | 永久磁石 |
| JPS5989401A (ja) * | 1982-11-15 | 1984-05-23 | Sumitomo Special Metals Co Ltd | 永久磁石 |
| JPS59132105A (ja) * | 1983-01-19 | 1984-07-30 | Sumitomo Special Metals Co Ltd | 永久磁石用合金 |
| JPS601808A (ja) * | 1983-06-17 | 1985-01-08 | Sumitomo Special Metals Co Ltd | 永久磁石材料 |
| JPS60131949A (ja) * | 1983-12-19 | 1985-07-13 | Hitachi Metals Ltd | 鉄−希土類−窒素系永久磁石 |
| JPS60144908A (ja) * | 1984-01-06 | 1985-07-31 | Daido Steel Co Ltd | 永久磁石材料 |
| JPS60176202A (ja) * | 1984-02-22 | 1985-09-10 | Hitachi Metals Ltd | 鉄−希土類−窒素系永久磁石 |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4954186A (en) * | 1986-05-30 | 1990-09-04 | Union Oil Company Of California | Rear earth-iron-boron permanent magnets containing aluminum |
| US4836867A (en) * | 1986-06-26 | 1989-06-06 | Research Development Corporation | Anisotropic rare earth magnet material |
| US4849035A (en) * | 1987-08-11 | 1989-07-18 | Crucible Materials Corporation | Rare earth, iron carbon permanent magnet alloys and method for producing the same |
| JPH01175205A (ja) * | 1987-12-28 | 1989-07-11 | Shin Etsu Chem Co Ltd | 希土類永久磁石 |
| US5186766A (en) * | 1988-09-14 | 1993-02-16 | Asahi Kasei Kogyo Kabushiki Kaisha | Magnetic materials containing rare earth element iron nitrogen and hydrogen |
| JPH03101102A (ja) * | 1989-09-13 | 1991-04-25 | Asahi Chem Ind Co Ltd | 磁性材料 |
| JPH03160705A (ja) * | 1989-11-20 | 1991-07-10 | Asahi Chem Ind Co Ltd | ボンド磁石 |
| US7267896B2 (en) | 2002-03-18 | 2007-09-11 | Hitachi Maxell, Ltd. | Magnetic tape and magnetic tape cartridge |
| WO2003079332A1 (en) * | 2002-03-18 | 2003-09-25 | Hitachi Maxell, Ltd. | Magnetic recording medium and magnetic recording cartridge |
| GB2403587A (en) * | 2002-03-18 | 2005-01-05 | Hitachi Maxell | Magnetic recording medium and magnetic recording cartridge |
| GB2403587B (en) * | 2002-03-18 | 2005-08-03 | Hitachi Maxell | Magnetic recording medium and magnetic recording cartridge |
| US7445858B2 (en) | 2002-03-18 | 2008-11-04 | Hitachi Maxell, Ltd. | Magnetic recording medium using magnetic powder having a core portion and an outer layer portion including a rare earth element and magnetic recording cassette |
| US7291409B2 (en) | 2002-03-18 | 2007-11-06 | Hitachi Maxell, Ltd. | Magnetic recording medium using magnetic powder having a core portion and an outer layer portion including a rare earth element and magnetic recording cassette |
| US7510790B2 (en) | 2002-09-20 | 2009-03-31 | Hitachi Maxell, Ltd. | Magnetic powder, method for producing the same and magnetic recording medium comprising the same |
| WO2004075179A1 (ja) * | 2003-02-19 | 2004-09-02 | Hitachi Maxell, Ltd. | 磁気記録媒体 |
| US7238439B2 (en) | 2003-02-19 | 2007-07-03 | Hitachi Maxell, Ltd. | Magnetic recording medium containing particles with a core containing a Fe16N2 phase |
| GB2414852B (en) * | 2003-02-19 | 2007-05-02 | Hitachi Maxell | Magnetic recording medium |
| GB2414852A (en) * | 2003-02-19 | 2005-12-07 | Hitachi Maxell | Magnetic recording medium |
| US7700204B2 (en) | 2003-02-19 | 2010-04-20 | Hitachi Maxell, Ltd. | Magnetic recording medium containing particles with a core containing a FE16N2 phase |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0551656B2 (enrdf_load_stackoverflow) | 1993-08-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |