JPH0518895B2 - - Google Patents
Info
- Publication number
- JPH0518895B2 JPH0518895B2 JP60157362A JP15736285A JPH0518895B2 JP H0518895 B2 JPH0518895 B2 JP H0518895B2 JP 60157362 A JP60157362 A JP 60157362A JP 15736285 A JP15736285 A JP 15736285A JP H0518895 B2 JPH0518895 B2 JP H0518895B2
- Authority
- JP
- Japan
- Prior art keywords
- atomic
- permanent magnet
- less
- isostatic pressing
- magnet material
- 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
- 239000000463 material Substances 0.000 claims description 32
- 238000001513 hot isostatic pressing Methods 0.000 claims description 21
- 238000004519 manufacturing process Methods 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 7
- 229910052779 Neodymium Inorganic materials 0.000 claims description 6
- 229910052772 Samarium Inorganic materials 0.000 claims description 6
- 229910052684 Cerium Inorganic materials 0.000 claims description 4
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 4
- 229910052691 Erbium Inorganic materials 0.000 claims description 4
- 229910052693 Europium Inorganic materials 0.000 claims description 4
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 4
- 229910052765 Lutetium Inorganic materials 0.000 claims description 4
- 229910052775 Thulium Inorganic materials 0.000 claims description 4
- 229910052769 Ytterbium Inorganic materials 0.000 claims description 4
- 229910052746 lanthanum Inorganic materials 0.000 claims description 4
- 229910052727 yttrium Inorganic materials 0.000 claims description 4
- 102100036439 Amyloid beta precursor protein binding family B member 1 Human genes 0.000 claims description 3
- 101000928670 Homo sapiens Amyloid beta precursor protein binding family B member 1 Proteins 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 3
- 230000032683 aging Effects 0.000 description 20
- 239000000203 mixture Substances 0.000 description 11
- 239000012071 phase Substances 0.000 description 11
- 230000003647 oxidation Effects 0.000 description 9
- 238000007254 oxidation reaction Methods 0.000 description 9
- 229910052761 rare earth metal Inorganic materials 0.000 description 9
- 230000007423 decrease Effects 0.000 description 8
- 230000004907 flux Effects 0.000 description 8
- 229910045601 alloy Inorganic materials 0.000 description 7
- 239000000956 alloy Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 150000002910 rare earth metals Chemical class 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 238000004381 surface treatment Methods 0.000 description 4
- 230000005347 demagnetization Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 229910001047 Hard ferrite Inorganic materials 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 229910052689 Holmium Inorganic materials 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 229910000828 alnico Inorganic materials 0.000 description 1
- JZQOJFLIJNRDHK-CMDGGOBGSA-N alpha-irone Chemical compound CC1CC=C(C)C(\C=C\C(C)=O)C1(C)C JZQOJFLIJNRDHK-CMDGGOBGSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000000462 isostatic pressing Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- -1 tetragonal compound Chemical class 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
- H01F1/057—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)
- Powder Metallurgy (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60157362A JPS6217149A (ja) | 1985-07-16 | 1985-07-16 | 高性能焼結永久磁石材料の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60157362A JPS6217149A (ja) | 1985-07-16 | 1985-07-16 | 高性能焼結永久磁石材料の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6217149A JPS6217149A (ja) | 1987-01-26 |
| JPH0518895B2 true JPH0518895B2 (zh) | 1993-03-15 |
Family
ID=15647997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60157362A Granted JPS6217149A (ja) | 1985-07-16 | 1985-07-16 | 高性能焼結永久磁石材料の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6217149A (zh) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6350444A (ja) * | 1986-08-20 | 1988-03-03 | Mitsubishi Metal Corp | Ｎｄ−Ｆｅ−Ｂ系焼結合金磁石の製造法 |
| JPS6448405A (en) * | 1987-08-19 | 1989-02-22 | Mitsubishi Metal Corp | Manufacture of rare earth-iron-boron magnet |
| JP2643267B2 (ja) * | 1988-03-29 | 1997-08-20 | 大同特殊鋼株式会社 | Ｒ−Ｆｅ−Ｂ系異方性磁石の製造方法 |
| JPH023212A (ja) * | 1988-06-20 | 1990-01-08 | Seiko Epson Corp | 永久磁石 |
| JPH023208A (ja) * | 1988-06-20 | 1990-01-08 | Seiko Epson Corp | 永久磁石 |
| US5080731A (en) * | 1988-08-19 | 1992-01-14 | Hitachi Metals, Ltd. | Highly oriented permanent magnet and process for producing the same |
| DE69203405T3 (de) * | 1991-01-28 | 2004-05-06 | Mitsubishi Materials Corp. | Anisotroper Seltenerd-Magnet. |
| JP3092672B2 (ja) * | 1991-01-30 | 2000-09-25 | 三菱マテリアル株式会社 | 希土類−Ｆｅ−Ｃｏ−Ｂ系異方性磁石 |
| CN106816249B (zh) * | 2017-01-06 | 2019-09-03 | 北京工业大学 | 一种廉价轻稀土镧铈铁硼纳米晶永磁体的制备方法 |
| CN106847457A (zh) * | 2017-01-09 | 2017-06-13 | 浙江大学 | 一种稀土永磁体及制备稀土永磁体的方法 |
| CN111161949B (zh) * | 2019-12-31 | 2022-02-11 | 浙江大学 | 一种YCe共掺的纳米晶稀土永磁体及其制备方法 |
-
1985
- 1985-07-16 JP JP60157362A patent/JPS6217149A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6217149A (ja) | 1987-01-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| EXPY | Cancellation because of completion of term |