JPS5964733A - 永久磁石 - Google Patents
永久磁石Info
- Publication number
- JPS5964733A JPS5964733A JP57166663A JP16666382A JPS5964733A JP S5964733 A JPS5964733 A JP S5964733A JP 57166663 A JP57166663 A JP 57166663A JP 16666382 A JP16666382 A JP 16666382A JP S5964733 A JPS5964733 A JP S5964733A
- Authority
- JP
- Japan
- Prior art keywords
- rare earth
- permanent magnet
- alloy
- magnet
- page
- 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
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 25
- 239000012535 impurity Substances 0.000 claims abstract description 10
- 229910045601 alloy Inorganic materials 0.000 abstract description 19
- 239000000956 alloy Substances 0.000 abstract description 19
- 229910052779 Neodymium Inorganic materials 0.000 abstract description 7
- 229910052796 boron Inorganic materials 0.000 abstract description 6
- 229910001047 Hard ferrite Inorganic materials 0.000 abstract description 5
- 230000004907 flux Effects 0.000 abstract description 5
- 229910052742 iron Inorganic materials 0.000 abstract description 4
- 229910052727 yttrium Inorganic materials 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 51
- 230000005415 magnetization Effects 0.000 description 11
- 239000000203 mixture Substances 0.000 description 10
- 150000002910 rare earth metals Chemical class 0.000 description 10
- 230000008859 change Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 229910000828 alnico Inorganic materials 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 229910017052 cobalt Inorganic materials 0.000 description 6
- 239000010941 cobalt Substances 0.000 description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 229910052777 Praseodymium Inorganic materials 0.000 description 5
- 238000006467 substitution reaction Methods 0.000 description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical group [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- 229910000722 Didymium Inorganic materials 0.000 description 2
- 241000224487 Didymium Species 0.000 description 2
- 229910001122 Mischmetal Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000005347 demagnetization Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910052689 Holmium Inorganic materials 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- -1 Nd or Pr Chemical class 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 235000021438 curry Nutrition 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012776 electronic material Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Landscapes
- Hard Magnetic Materials (AREA)
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57166663A JPS5964733A (ja) | 1982-09-27 | 1982-09-27 | 永久磁石 |
| US06/516,841 US4792368A (en) | 1982-08-21 | 1983-07-25 | Magnetic materials and permanent magnets |
| DE8383107351T DE3379084D1 (en) | 1982-09-27 | 1983-07-26 | Permanently magnetizable alloys, magnetic materials and permanent magnets comprising febr or (fe,co)br (r=vave earth) |
| CA000433188A CA1315571C (en) | 1982-08-21 | 1983-07-26 | Magnetic materials and permanent magnets |
| EP83107351A EP0106948B1 (en) | 1982-09-27 | 1983-07-26 | Permanently magnetizable alloys, magnetic materials and permanent magnets comprising febr or (fe,co)br (r=vave earth) |
| SG48390A SG48390G (en) | 1982-09-27 | 1990-07-02 | Permanently magnetizable alloys,magnetic materials and permanent magnets comprising febr or(fe,co)br(r=vave earth) |
| HK68490A HK68490A (en) | 1982-09-27 | 1990-08-30 | Permanently magnetizable alloys, magnetic materials and permanent magnets comprising febr or (fe,co)br (r=vave earth) |
| US08/194,647 US5466308A (en) | 1982-08-21 | 1994-02-10 | Magnetic precursor materials for making permanent magnets |
| US08/485,183 US5645651A (en) | 1982-08-21 | 1995-06-07 | Magnetic materials and permanent magnets |
| US08/848,283 US5766372A (en) | 1982-08-21 | 1997-04-29 | Method of making magnetic precursor for permanent magnets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57166663A JPS5964733A (ja) | 1982-09-27 | 1982-09-27 | 永久磁石 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62314249A Division JPS63213637A (ja) | 1987-12-14 | 1987-12-14 | 強磁性合金 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5964733A true JPS5964733A (ja) | 1984-04-12 |
| JPH0319296B2 JPH0319296B2 (enrdf_load_stackoverflow) | 1991-03-14 |
Family
ID=15835422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57166663A Granted JPS5964733A (ja) | 1982-08-21 | 1982-09-27 | 永久磁石 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5964733A (enrdf_load_stackoverflow) |
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60145357A (ja) * | 1984-01-09 | 1985-07-31 | コルモーゲン コーポレイション | 改良した性能を有する軽希土類、鉄およびほう素磁石合金 |
| JPS60228652A (ja) * | 1984-04-24 | 1985-11-13 | Nippon Gakki Seizo Kk | 希土類磁石およびその製法 |
| JPS60230959A (ja) * | 1984-04-28 | 1985-11-16 | Tohoku Metal Ind Ltd | 永久磁石およびその製造方法 |
| JPS60240105A (ja) * | 1984-05-14 | 1985-11-29 | Shin Etsu Chem Co Ltd | プラスチツク磁石組成物 |
| JPS6131303A (ja) * | 1984-06-29 | 1986-02-13 | セントル・ナシヨナル・ド・ラ・ルシエルシエ・サイエンテイフイク | 磁性を有する希土類／鉄／ホウ素水素化物および希土類／コバルト／ホウ素水素化物、それらの製法および用途 |
| JPS61159708A (ja) * | 1984-12-31 | 1986-07-19 | Kaneo Mori | 永久磁石 |
| JPS61195954A (ja) * | 1985-02-26 | 1986-08-30 | Santoku Kinzoku Kogyo Kk | 永久磁石合金 |
| JPS61270304A (ja) * | 1984-12-10 | 1986-11-29 | Sumitomo Special Metals Co Ltd | 希土類含有合金粉末 |
| JPS6393841A (ja) * | 1986-10-04 | 1988-04-25 | Shin Etsu Chem Co Ltd | 希土類永久磁石合金用組成物 |
| JPS63213637A (ja) * | 1987-12-14 | 1988-09-06 | Sumitomo Special Metals Co Ltd | 強磁性合金 |
| US4814139A (en) * | 1986-01-16 | 1989-03-21 | Hitachi Metals, Ltd. | Permanent magnet having good thermal stability and method for manufacturing same |
| US4888068A (en) * | 1984-10-05 | 1989-12-19 | Hitachi Metals, Ltd. | Process for manufacturing permanent magnet |
| US4921553A (en) * | 1986-03-20 | 1990-05-01 | Hitachi Metals, Ltd. | Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder |
| US4959273A (en) * | 1988-09-20 | 1990-09-25 | Sumitomo Special Metals Co., Ltd. | Corrosion-resistant permanent magnet and method for preparing the same |
| US4983232A (en) * | 1987-01-06 | 1991-01-08 | Hitachi Metals, Ltd. | Anisotropic magnetic powder and magnet thereof and method of producing same |
| US5183630A (en) * | 1989-08-25 | 1993-02-02 | Dowa Mining Co., Ltd. | Process for production of permanent magnet alloy having improved resistence to oxidation |
| US5269855A (en) * | 1989-08-25 | 1993-12-14 | Dowa Mining Co., Ltd. | Permanent magnet alloy having improved resistance |
| JPH0696927A (ja) * | 1993-03-17 | 1994-04-08 | Seiko Epson Corp | 希土類焼結磁石 |
| USRE34838E (en) * | 1984-12-31 | 1995-01-31 | Tdk Corporation | Permanent magnet and method for producing same |
| US5449417A (en) * | 1988-10-04 | 1995-09-12 | Hitachi Metals, Ltd. | R-Fe-B magnet alloy, isotropic bonded magnet and method of producing same |
| US5486224A (en) * | 1993-12-28 | 1996-01-23 | Sumitomo Metal Industries, Ltd. | Powder mixture for use in compaction to produce rare earth iron sintered permanent magnets |
| US6319336B1 (en) | 1998-07-29 | 2001-11-20 | Dowa Mining Co., Ltd. | Permanent magnet alloy having improved heat resistance and process for production thereof |
| USRE38042E1 (en) * | 1987-01-06 | 2003-03-25 | Hitachi Metals, Ltd. | Anisotropic magnetic powder and magnet thereof and method of producing same |
| WO2008139556A1 (ja) | 2007-05-02 | 2008-11-20 | Hitachi Metals, Ltd. | Ｒ－ｔ－ｂ系焼結磁石 |
| US7485193B2 (en) | 2004-06-22 | 2009-02-03 | Shin-Etsu Chemical Co., Ltd | R-FE-B based rare earth permanent magnet material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57141901A (en) * | 1981-02-26 | 1982-09-02 | Mitsubishi Steel Mfg Co Ltd | Permanent magnet powder |
| JPS5964739A (ja) * | 1982-09-03 | 1984-04-12 | ゼネラルモーターズコーポレーション | 磁気等方性の硬磁性合金組成物およびその製造方法 |
-
1982
- 1982-09-27 JP JP57166663A patent/JPS5964733A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57141901A (en) * | 1981-02-26 | 1982-09-02 | Mitsubishi Steel Mfg Co Ltd | Permanent magnet powder |
| JPS5964739A (ja) * | 1982-09-03 | 1984-04-12 | ゼネラルモーターズコーポレーション | 磁気等方性の硬磁性合金組成物およびその製造方法 |
Cited By (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60145357A (ja) * | 1984-01-09 | 1985-07-31 | コルモーゲン コーポレイション | 改良した性能を有する軽希土類、鉄およびほう素磁石合金 |
| JPS60228652A (ja) * | 1984-04-24 | 1985-11-13 | Nippon Gakki Seizo Kk | 希土類磁石およびその製法 |
| JPS60230959A (ja) * | 1984-04-28 | 1985-11-16 | Tohoku Metal Ind Ltd | 永久磁石およびその製造方法 |
| JPS60240105A (ja) * | 1984-05-14 | 1985-11-29 | Shin Etsu Chem Co Ltd | プラスチツク磁石組成物 |
| JPS6131303A (ja) * | 1984-06-29 | 1986-02-13 | セントル・ナシヨナル・ド・ラ・ルシエルシエ・サイエンテイフイク | 磁性を有する希土類／鉄／ホウ素水素化物および希土類／コバルト／ホウ素水素化物、それらの製法および用途 |
| US4888068A (en) * | 1984-10-05 | 1989-12-19 | Hitachi Metals, Ltd. | Process for manufacturing permanent magnet |
| JPS61270304A (ja) * | 1984-12-10 | 1986-11-29 | Sumitomo Special Metals Co Ltd | 希土類含有合金粉末 |
| USRE34838E (en) * | 1984-12-31 | 1995-01-31 | Tdk Corporation | Permanent magnet and method for producing same |
| JPS61159708A (ja) * | 1984-12-31 | 1986-07-19 | Kaneo Mori | 永久磁石 |
| JPS61195954A (ja) * | 1985-02-26 | 1986-08-30 | Santoku Kinzoku Kogyo Kk | 永久磁石合金 |
| US5041172A (en) * | 1986-01-16 | 1991-08-20 | Hitachi Metals, Ltd. | Permanent magnet having good thermal stability and method for manufacturing same |
| US4814139A (en) * | 1986-01-16 | 1989-03-21 | Hitachi Metals, Ltd. | Permanent magnet having good thermal stability and method for manufacturing same |
| US5085715A (en) * | 1986-03-20 | 1992-02-04 | Hitachi Metals, Ltd. | Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder |
| US4952239A (en) * | 1986-03-20 | 1990-08-28 | Hitachi Metals, Ltd. | Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder |
| US4921553A (en) * | 1986-03-20 | 1990-05-01 | Hitachi Metals, Ltd. | Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder |
| JPS6393841A (ja) * | 1986-10-04 | 1988-04-25 | Shin Etsu Chem Co Ltd | 希土類永久磁石合金用組成物 |
| US4983232A (en) * | 1987-01-06 | 1991-01-08 | Hitachi Metals, Ltd. | Anisotropic magnetic powder and magnet thereof and method of producing same |
| USRE38042E1 (en) * | 1987-01-06 | 2003-03-25 | Hitachi Metals, Ltd. | Anisotropic magnetic powder and magnet thereof and method of producing same |
| USRE38021E1 (en) | 1987-01-06 | 2003-03-11 | Hitachi Metals, Ltd. | Anisotropic magnetic powder and magnet thereof and method of producing same |
| JPS63213637A (ja) * | 1987-12-14 | 1988-09-06 | Sumitomo Special Metals Co Ltd | 強磁性合金 |
| US4959273A (en) * | 1988-09-20 | 1990-09-25 | Sumitomo Special Metals Co., Ltd. | Corrosion-resistant permanent magnet and method for preparing the same |
| US5449417A (en) * | 1988-10-04 | 1995-09-12 | Hitachi Metals, Ltd. | R-Fe-B magnet alloy, isotropic bonded magnet and method of producing same |
| US5183630A (en) * | 1989-08-25 | 1993-02-02 | Dowa Mining Co., Ltd. | Process for production of permanent magnet alloy having improved resistence to oxidation |
| US5269855A (en) * | 1989-08-25 | 1993-12-14 | Dowa Mining Co., Ltd. | Permanent magnet alloy having improved resistance |
| JPH0696927A (ja) * | 1993-03-17 | 1994-04-08 | Seiko Epson Corp | 希土類焼結磁石 |
| US5486224A (en) * | 1993-12-28 | 1996-01-23 | Sumitomo Metal Industries, Ltd. | Powder mixture for use in compaction to produce rare earth iron sintered permanent magnets |
| US5527504A (en) * | 1993-12-28 | 1996-06-18 | Sumitomo Metal Industries, Ltd. | Powder mixture for use in compaction to produce rare earth iron sintered permanent magnets |
| US6319336B1 (en) | 1998-07-29 | 2001-11-20 | Dowa Mining Co., Ltd. | Permanent magnet alloy having improved heat resistance and process for production thereof |
| US7485193B2 (en) | 2004-06-22 | 2009-02-03 | Shin-Etsu Chemical Co., Ltd | R-FE-B based rare earth permanent magnet material |
| WO2008139556A1 (ja) | 2007-05-02 | 2008-11-20 | Hitachi Metals, Ltd. | Ｒ－ｔ－ｂ系焼結磁石 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0319296B2 (enrdf_load_stackoverflow) | 1991-03-14 |