JPH045739B2 - - Google Patents
Info
- Publication number
- JPH045739B2 JPH045739B2 JP58184843A JP18484383A JPH045739B2 JP H045739 B2 JPH045739 B2 JP H045739B2 JP 58184843 A JP58184843 A JP 58184843A JP 18484383 A JP18484383 A JP 18484383A JP H045739 B2 JPH045739 B2 JP H045739B2
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- magnet material
- composition
- less
- sintering
- 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 72
- 239000000203 mixture Substances 0.000 claims description 42
- 229910045601 alloy Inorganic materials 0.000 claims description 35
- 239000000956 alloy Substances 0.000 claims description 35
- 238000005245 sintering Methods 0.000 claims description 33
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 29
- 238000004519 manufacturing process Methods 0.000 claims description 26
- 239000000843 powder Substances 0.000 claims description 26
- 229910052779 Neodymium Inorganic materials 0.000 claims description 16
- 238000000465 moulding Methods 0.000 claims description 16
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 15
- 229910052796 boron Inorganic materials 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 13
- 239000012535 impurity Substances 0.000 claims description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 239000013078 crystal Substances 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 7
- 229910052775 Thulium Inorganic materials 0.000 claims description 7
- 229910052769 Ytterbium Inorganic materials 0.000 claims description 7
- 229910052689 Holmium Inorganic materials 0.000 claims description 6
- 229910052771 Terbium Inorganic materials 0.000 claims description 6
- 229910052691 Erbium Inorganic materials 0.000 claims description 5
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 75
- 230000032683 aging Effects 0.000 description 32
- 238000011282 treatment Methods 0.000 description 30
- 230000007423 decrease Effects 0.000 description 16
- 230000000694 effects Effects 0.000 description 16
- 238000001816 cooling Methods 0.000 description 15
- 230000001965 increasing effect Effects 0.000 description 15
- 239000000047 product Substances 0.000 description 13
- 239000012298 atmosphere Substances 0.000 description 12
- 230000005347 demagnetization Effects 0.000 description 11
- 150000002910 rare earth metals Chemical class 0.000 description 10
- 150000001875 compounds Chemical class 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 239000011261 inert gas Substances 0.000 description 6
- 239000010409 thin film Substances 0.000 description 6
- 239000010949 copper Substances 0.000 description 5
- 230000004907 flux Effects 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 238000010298 pulverizing process Methods 0.000 description 5
- 238000006467 substitution reaction Methods 0.000 description 5
- 229910001047 Hard ferrite Inorganic materials 0.000 description 4
- 229910052772 Samarium Inorganic materials 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 229910017052 cobalt Inorganic materials 0.000 description 4
- 239000010941 cobalt Substances 0.000 description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 230000005415 magnetization Effects 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 229910052684 Cerium Inorganic materials 0.000 description 3
- 229910052765 Lutetium Inorganic materials 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 229910052727 yttrium Inorganic materials 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- 229910000758 Br alloy Inorganic materials 0.000 description 2
- 229910052693 Europium Inorganic materials 0.000 description 2
- 229910000640 Fe alloy Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 229910052746 lanthanum Inorganic materials 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 1
- RHQQHZQUAMFINJ-GKWSUJDHSA-N 1-[(3s,5s,8s,9s,10s,11s,13s,14s,17s)-3,11-dihydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1h-cyclopenta[a]phenanthren-17-yl]-2-hydroxyethanone Chemical compound C1[C@@H](O)CC[C@]2(C)[C@H]3[C@@H](O)C[C@](C)([C@H](CC4)C(=O)CO)[C@@H]4[C@@H]3CC[C@H]21 RHQQHZQUAMFINJ-GKWSUJDHSA-N 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000722 Didymium Inorganic materials 0.000 description 1
- 241000224487 Didymium Species 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 239000005456 alcohol based solvent Substances 0.000 description 1
- 229910000828 alnico Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000007796 conventional method Methods 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
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 239000012776 electronic material Substances 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 230000002431 foraging effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- UBOXGVDOUJQMTN-UHFFFAOYSA-N trichloroethylene Natural products ClCC(Cl)Cl UBOXGVDOUJQMTN-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58184843A JPS6077959A (ja) | 1983-10-03 | 1983-10-03 | 永久磁石材料の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58184843A JPS6077959A (ja) | 1983-10-03 | 1983-10-03 | 永久磁石材料の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6077959A JPS6077959A (ja) | 1985-05-02 |
| JPH045739B2 true JPH045739B2 (fr) | 1992-02-03 |
Family
ID=16160282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58184843A Granted JPS6077959A (ja) | 1983-10-03 | 1983-10-03 | 永久磁石材料の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6077959A (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60255941A (ja) * | 1984-05-30 | 1985-12-17 | Tohoku Metal Ind Ltd | 希土類元素−遷移金属元素−亜金属合金磁石の製造方法 |
| JPS61113736A (ja) * | 1984-11-09 | 1986-05-31 | Agency Of Ind Science & Technol | 希土類−遷移金属系化合物の焼結磁石の製造方法 |
| US4954186A (en) * | 1986-05-30 | 1990-09-04 | Union Oil Company Of California | Rear earth-iron-boron permanent magnets containing aluminum |
| JPS6453507A (en) * | 1987-08-25 | 1989-03-01 | Shinetsu Chemical Co | Manufacture of rare-earth permanent magnet |
| US6319336B1 (en) | 1998-07-29 | 2001-11-20 | Dowa Mining Co., Ltd. | Permanent magnet alloy having improved heat resistance and process for production thereof |
| CN101370606B (zh) | 2005-12-02 | 2013-12-25 | 日立金属株式会社 | 稀土类烧结磁体及其制造方法 |
-
1983
- 1983-10-03 JP JP58184843A patent/JPS6077959A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6077959A (ja) | 1985-05-02 |
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