JPS62149828A - 希土類磁石の製造方法 - Google Patents
希土類磁石の製造方法Info
- Publication number
- JPS62149828A JPS62149828A JP60289315A JP28931585A JPS62149828A JP S62149828 A JPS62149828 A JP S62149828A JP 60289315 A JP60289315 A JP 60289315A JP 28931585 A JP28931585 A JP 28931585A JP S62149828 A JPS62149828 A JP S62149828A
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- rare earth
- alloy
- temp
- temperature
- 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 title claims abstract description 15
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 5
- 229910052777 Praseodymium Inorganic materials 0.000 claims abstract description 14
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 13
- 239000000956 alloy Substances 0.000 claims abstract description 13
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 9
- 230000032683 aging Effects 0.000 claims abstract description 7
- 238000005245 sintering Methods 0.000 claims abstract description 7
- 229910000722 Didymium Inorganic materials 0.000 claims abstract description 6
- 241000224487 Didymium Species 0.000 claims abstract description 5
- 229910052796 boron Inorganic materials 0.000 claims abstract description 5
- 229910052723 transition metal Inorganic materials 0.000 claims abstract description 3
- 150000003624 transition metals Chemical group 0.000 claims abstract description 3
- 239000002994 raw material Substances 0.000 claims description 7
- 229910052727 yttrium Inorganic materials 0.000 claims 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical group [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims 1
- 230000002427 irreversible effect Effects 0.000 abstract description 13
- 229910001172 neodymium magnet Inorganic materials 0.000 abstract description 5
- 229910052692 Dysprosium Inorganic materials 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 230000005291 magnetic effect Effects 0.000 description 16
- 239000000463 material Substances 0.000 description 9
- 230000008859 change Effects 0.000 description 7
- 238000006467 substitution reaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 239000012298 atmosphere Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000013067 intermediate product Substances 0.000 description 3
- 229910001004 magnetic alloy Inorganic materials 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000010298 pulverizing process Methods 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 239000012300 argon atmosphere Substances 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
- 230000005347 demagnetization Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60289315A JPS62149828A (ja) | 1985-12-24 | 1985-12-24 | 希土類磁石の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60289315A JPS62149828A (ja) | 1985-12-24 | 1985-12-24 | 希土類磁石の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62149828A true JPS62149828A (ja) | 1987-07-03 |
| JPH0241574B2 JPH0241574B2 (enrdf_load_stackoverflow) | 1990-09-18 |
Family
ID=17741593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60289315A Granted JPS62149828A (ja) | 1985-12-24 | 1985-12-24 | 希土類磁石の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62149828A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02294401A (ja) * | 1989-05-09 | 1990-12-05 | Fuji Elelctrochem Co Ltd | 磁石粉体の製造方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3013868U (ja) * | 1994-10-21 | 1995-07-25 | 船井電機株式会社 | ビデオ内蔵型テレビ受像機 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6077960A (ja) * | 1983-10-03 | 1985-05-02 | Sumitomo Special Metals Co Ltd | 永久磁石材料の製造方法 |
-
1985
- 1985-12-24 JP JP60289315A patent/JPS62149828A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6077960A (ja) * | 1983-10-03 | 1985-05-02 | Sumitomo Special Metals Co Ltd | 永久磁石材料の製造方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02294401A (ja) * | 1989-05-09 | 1990-12-05 | Fuji Elelctrochem Co Ltd | 磁石粉体の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0241574B2 (enrdf_load_stackoverflow) | 1990-09-18 |
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