JPS627830A - 永久磁石材料の製造方法 - Google Patents
永久磁石材料の製造方法Info
- Publication number
- JPS627830A JPS627830A JP60145423A JP14542385A JPS627830A JP S627830 A JPS627830 A JP S627830A JP 60145423 A JP60145423 A JP 60145423A JP 14542385 A JP14542385 A JP 14542385A JP S627830 A JPS627830 A JP S627830A
- Authority
- JP
- Japan
- Prior art keywords
- powder
- rare earth
- permanent magnet
- atomic
- atom
- 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
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 239000000463 material Substances 0.000 title claims abstract description 15
- 239000000843 powder Substances 0.000 claims abstract description 119
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 21
- 238000009792 diffusion process Methods 0.000 claims abstract description 18
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 14
- 239000002002 slurry Substances 0.000 claims abstract description 13
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims abstract description 11
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052810 boron oxide Inorganic materials 0.000 claims abstract description 8
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 6
- 229910052692 Dysprosium Inorganic materials 0.000 claims abstract description 6
- 229910052769 Ytterbium Inorganic materials 0.000 claims abstract description 6
- 229910052727 yttrium Inorganic materials 0.000 claims abstract description 6
- 229910052772 Samarium Inorganic materials 0.000 claims abstract description 5
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 4
- 229910052777 Praseodymium Inorganic materials 0.000 claims abstract description 4
- 229910052775 Thulium Inorganic materials 0.000 claims abstract description 4
- 229910052693 Europium Inorganic materials 0.000 claims abstract 2
- 229910045601 alloy Inorganic materials 0.000 claims description 53
- 239000000956 alloy Substances 0.000 claims description 53
- 239000002994 raw material Substances 0.000 claims description 30
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 17
- 229910052746 lanthanum Inorganic materials 0.000 claims description 11
- 239000011812 mixed powder Substances 0.000 claims description 10
- -1 E r Inorganic materials 0.000 claims description 7
- 239000011261 inert gas Substances 0.000 claims description 7
- 239000000470 constituent Substances 0.000 claims description 6
- 102100036439 Amyloid beta precursor protein binding family B member 1 Human genes 0.000 claims description 4
- 101000928670 Homo sapiens Amyloid beta precursor protein binding family B member 1 Proteins 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 229910052793 cadmium Inorganic materials 0.000 claims 1
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 28
- 229910052742 iron Inorganic materials 0.000 abstract description 6
- 239000007858 starting material Substances 0.000 abstract description 6
- 229910052796 boron Inorganic materials 0.000 abstract description 5
- 238000011282 treatment Methods 0.000 abstract description 5
- 229910052689 Holmium Inorganic materials 0.000 abstract description 4
- 229910052771 Terbium Inorganic materials 0.000 abstract description 4
- 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 abstract description 3
- 238000002156 mixing Methods 0.000 abstract description 3
- 229910052688 Gadolinium Inorganic materials 0.000 abstract description 2
- 229910052691 Erbium Inorganic materials 0.000 abstract 1
- 238000006722 reduction reaction Methods 0.000 description 39
- 239000011575 calcium Substances 0.000 description 38
- 150000002910 rare earth metals Chemical class 0.000 description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 16
- 229910052760 oxygen Inorganic materials 0.000 description 16
- 239000001301 oxygen Substances 0.000 description 16
- 239000002245 particle Substances 0.000 description 16
- 238000006243 chemical reaction Methods 0.000 description 10
- 239000013078 crystal Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 238000005245 sintering Methods 0.000 description 8
- 239000003638 chemical reducing agent Substances 0.000 description 6
- 230000004907 flux Effects 0.000 description 6
- 230000032683 aging Effects 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000010298 pulverizing process Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 229910019918 CrB2 Inorganic materials 0.000 description 2
- 229910001047 Hard ferrite Inorganic materials 0.000 description 2
- 239000006227 byproduct 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
- 230000000052 comparative effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 235000011274 Benincasa cerifera Nutrition 0.000 description 1
- 229910000758 Br alloy Inorganic materials 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 235000015001 Cucumis melo var inodorus Nutrition 0.000 description 1
- 240000002495 Cucumis melo var. inodorus Species 0.000 description 1
- 229910000722 Didymium Inorganic materials 0.000 description 1
- 241000224487 Didymium Species 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 101100232315 Hypocrea jecorina hfb2 gene Proteins 0.000 description 1
- 241000123815 Lutjanus apodus Species 0.000 description 1
- 101100161275 Rattus norvegicus Bzw2 gene Proteins 0.000 description 1
- 229910004531 TaB Inorganic materials 0.000 description 1
- 229910004533 TaB2 Inorganic materials 0.000 description 1
- 229910007948 ZrB2 Inorganic materials 0.000 description 1
- 229910000828 alnico Inorganic materials 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- VWZIXVXBCBBRGP-UHFFFAOYSA-N boron;zirconium Chemical compound B#[Zr]#B VWZIXVXBCBBRGP-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 229910001325 element alloy Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 238000005406 washing 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
- H01F1/057—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
- H01F1/0572—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 with a protective layer
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 |
|---|---|---|---|
| JP60145423A JPS627830A (ja) | 1985-07-02 | 1985-07-02 | 永久磁石材料の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60145423A JPS627830A (ja) | 1985-07-02 | 1985-07-02 | 永久磁石材料の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS627830A true JPS627830A (ja) | 1987-01-14 |
| JPH0526857B2 JPH0526857B2 (enrdf_load_stackoverflow) | 1993-04-19 |
Family
ID=15384904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60145423A Granted JPS627830A (ja) | 1985-07-02 | 1985-07-02 | 永久磁石材料の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS627830A (enrdf_load_stackoverflow) |
-
1985
- 1985-07-02 JP JP60145423A patent/JPS627830A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0526857B2 (enrdf_load_stackoverflow) | 1993-04-19 |
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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 |
|
| LAPS | Cancellation because of no payment of annual fees |