JPH0316762B2 - - Google Patents
Info
- Publication number
- JPH0316762B2 JPH0316762B2 JP58005814A JP581483A JPH0316762B2 JP H0316762 B2 JPH0316762 B2 JP H0316762B2 JP 58005814 A JP58005814 A JP 58005814A JP 581483 A JP581483 A JP 581483A JP H0316762 B2 JPH0316762 B2 JP H0316762B2
- Authority
- JP
- Japan
- Prior art keywords
- alloy
- less
- present
- permanent magnets
- permanent magnet
- 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
- 229910045601 alloy Inorganic materials 0.000 claims description 41
- 239000000956 alloy Substances 0.000 claims description 41
- 229910052799 carbon Inorganic materials 0.000 claims description 16
- 229910052779 Neodymium Inorganic materials 0.000 claims description 14
- 229910052698 phosphorus Inorganic materials 0.000 claims description 14
- 229910052717 sulfur Inorganic materials 0.000 claims description 14
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 13
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 229910052684 Cerium Inorganic materials 0.000 claims description 4
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 4
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 4
- 229910052727 yttrium Inorganic materials 0.000 claims description 4
- 229910052689 Holmium Inorganic materials 0.000 claims description 3
- 229910052771 Terbium Inorganic materials 0.000 claims description 3
- 229910052746 lanthanum Inorganic materials 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 25
- 239000000463 material Substances 0.000 description 25
- 230000005291 magnetic effect Effects 0.000 description 23
- 229910052761 rare earth metal Inorganic materials 0.000 description 18
- 239000010949 copper Substances 0.000 description 16
- 229910001047 Hard ferrite Inorganic materials 0.000 description 13
- 229910052796 boron Inorganic materials 0.000 description 12
- 239000000203 mixture Substances 0.000 description 12
- 239000002994 raw material Substances 0.000 description 11
- 229910017052 cobalt Inorganic materials 0.000 description 8
- 239000010941 cobalt Substances 0.000 description 8
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 8
- 230000005294 ferromagnetic effect Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 150000002910 rare earth metals Chemical class 0.000 description 6
- 230000004907 flux Effects 0.000 description 5
- 230000005415 magnetization Effects 0.000 description 5
- 238000005245 sintering Methods 0.000 description 5
- 229910002058 ternary alloy Inorganic materials 0.000 description 5
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000696 magnetic material Substances 0.000 description 4
- 238000004663 powder metallurgy Methods 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical group [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910000828 alnico Inorganic materials 0.000 description 2
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000005347 demagnetization Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 229910000758 Br alloy Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 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
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000012776 electronic material Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0433—Nickel- or cobalt-based alloys
- C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
-
- 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
-
- 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)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (14)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58005814A JPS59132105A (ja) | 1983-01-19 | 1983-01-19 | 永久磁石用合金 |
| CA000431730A CA1316375C (en) | 1982-08-21 | 1983-07-04 | Magnetic materials and permanent magnets |
| DE198383106573T DE101552T1 (de) | 1982-08-21 | 1983-07-05 | Magnetische materialien und permanente magnete. |
| DE8383106573T DE3380376D1 (en) | 1982-08-21 | 1983-07-05 | Magnetic materials, permanent magnets and methods of making those |
| EP83106573A EP0101552B2 (en) | 1982-08-21 | 1983-07-05 | Magnetic materials, permanent magnets and methods of making those |
| US07/013,165 US4770723A (en) | 1982-08-21 | 1987-02-10 | Magnetic materials and permanent magnets |
| US07/224,411 US5096512A (en) | 1982-08-21 | 1988-07-26 | Magnetic materials and permanent magnets |
| SG48490A SG48490G (en) | 1982-08-21 | 1990-07-02 | Magnetic materials,permanent magnets and methods of making those |
| HK682/90A HK68290A (en) | 1982-08-21 | 1990-08-30 | Magnetic materials,permanent magnets and methods of making those |
| US07/876,902 US5194098A (en) | 1982-08-21 | 1992-04-30 | Magnetic materials |
| US07/877,400 US5183516A (en) | 1982-08-21 | 1992-04-30 | Magnetic materials and permanent magnets |
| 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 |
|---|---|---|---|
| JP58005814A JPS59132105A (ja) | 1983-01-19 | 1983-01-19 | 永久磁石用合金 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008373A Division JPH031502A (ja) | 1990-01-19 | 1990-01-19 | 永久磁石 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59132105A JPS59132105A (ja) | 1984-07-30 |
| JPH0316762B2 true JPH0316762B2 (ko) | 1991-03-06 |
Family
ID=11621546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58005814A Granted JPS59132105A (ja) | 1982-08-21 | 1983-01-19 | 永久磁石用合金 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59132105A (ko) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60204862A (ja) * | 1984-03-28 | 1985-10-16 | Toshiba Corp | 希土類鉄系永久磁石合金 |
| JPH0624163B2 (ja) * | 1985-09-17 | 1994-03-30 | ティーディーケイ株式会社 | 永久磁石 |
| US6136099A (en) * | 1985-08-13 | 2000-10-24 | Seiko Epson Corporation | Rare earth-iron series permanent magnets and method of preparation |
| US5538565A (en) * | 1985-08-13 | 1996-07-23 | Seiko Epson Corporation | Rare earth cast alloy permanent magnets and methods of preparation |
| US5213631A (en) * | 1987-03-02 | 1993-05-25 | Seiko Epson Corporation | Rare earth-iron system permanent magnet and process for producing the same |
| ATE107076T1 (de) * | 1987-03-02 | 1994-06-15 | Seiko Epson Corp | Seltene-erden-eisen-typ-dauermagnet und sein herstellungsverfahren. |
| US5147473A (en) † | 1989-08-25 | 1992-09-15 | Dowa Mining Co., Ltd. | Permanent magnet alloy having improved resistance to oxidation and process for production thereof |
| DE3928389A1 (de) * | 1989-08-28 | 1991-03-14 | Schramberg Magnetfab | Permanentmagnet |
| JPWO2002103719A1 (ja) * | 2001-06-19 | 2004-10-07 | 三菱電機株式会社 | 希土類永久磁石材料 |
-
1983
- 1983-01-19 JP JP58005814A patent/JPS59132105A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59132105A (ja) | 1984-07-30 |
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