DD298177A5 - Gesinterter se-fe-b permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben - Google Patents
Gesinterter se-fe-b permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben Download PDFInfo
- Publication number
- DD298177A5 DD298177A5 DD34420390A DD34420390A DD298177A5 DD 298177 A5 DD298177 A5 DD 298177A5 DD 34420390 A DD34420390 A DD 34420390A DD 34420390 A DD34420390 A DD 34420390A DD 298177 A5 DD298177 A5 DD 298177A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- base material
- permanent magnet
- sintered
- compounds
- alloying
- Prior art date
Links
- 239000000463 material Substances 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 238000005275 alloying Methods 0.000 claims abstract description 31
- 150000004767 nitrides Chemical class 0.000 claims abstract description 22
- 229910052692 Dysprosium Inorganic materials 0.000 claims abstract description 21
- 239000000654 additive Substances 0.000 claims abstract description 21
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 9
- 229910052689 Holmium Inorganic materials 0.000 claims abstract description 8
- KJZYNXUDTRRSPN-UHFFFAOYSA-N holmium atom Chemical compound [Ho] KJZYNXUDTRRSPN-UHFFFAOYSA-N 0.000 claims abstract description 8
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 8
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 7
- 229910052771 Terbium Inorganic materials 0.000 claims abstract description 5
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 claims abstract description 5
- 230000000996 additive effect Effects 0.000 claims abstract 2
- 150000001875 compounds Chemical class 0.000 claims description 34
- 238000007792 addition Methods 0.000 claims description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 21
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 239000002245 particle Substances 0.000 claims description 17
- 238000005245 sintering Methods 0.000 claims description 15
- 229910045601 alloy Inorganic materials 0.000 claims description 14
- 239000000956 alloy Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 14
- 150000001247 metal acetylides Chemical class 0.000 claims description 12
- 150000002739 metals Chemical class 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 238000005272 metallurgy Methods 0.000 claims description 8
- 239000002904 solvent Substances 0.000 claims description 8
- 229910017052 cobalt Inorganic materials 0.000 claims description 7
- 239000010941 cobalt Substances 0.000 claims description 7
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 7
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 6
- 229910052796 boron Inorganic materials 0.000 claims description 6
- 238000000354 decomposition reaction Methods 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 239000011651 chromium Substances 0.000 claims description 4
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052715 tantalum Inorganic materials 0.000 claims description 4
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 238000009792 diffusion process Methods 0.000 claims description 3
- 230000008020 evaporation Effects 0.000 claims description 3
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 2
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 2
- 239000001569 carbon dioxide Substances 0.000 claims description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 2
- 230000004927 fusion Effects 0.000 claims description 2
- 150000004820 halides Chemical class 0.000 claims description 2
- 150000007522 mineralic acids Chemical class 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims description 2
- 235000005985 organic acids Nutrition 0.000 claims description 2
- 150000003891 oxalate salts Chemical class 0.000 claims description 2
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000009825 accumulation Methods 0.000 claims 1
- 150000001242 acetic acid derivatives Chemical class 0.000 claims 1
- 125000005595 acetylacetonate group Chemical group 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 239000000470 constituent Substances 0.000 claims 1
- 229910001385 heavy metal Inorganic materials 0.000 claims 1
- 229910010272 inorganic material Inorganic materials 0.000 claims 1
- 238000009830 intercalation Methods 0.000 claims 1
- 230000002687 intercalation Effects 0.000 claims 1
- 239000000155 melt Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 239000000843 powder Substances 0.000 description 27
- 239000000203 mixture Substances 0.000 description 14
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 238000000265 homogenisation Methods 0.000 description 4
- WQXKGOOORHDGFP-UHFFFAOYSA-N 1,2,4,5-tetrafluoro-3,6-dimethoxybenzene Chemical compound COC1=C(F)C(F)=C(OC)C(F)=C1F WQXKGOOORHDGFP-UHFFFAOYSA-N 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 239000006247 magnetic powder Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- XAFBAJHTAGCGOH-LNTINUHCSA-K dysprosium acetylacetonate Chemical compound [Dy+3].C\C([O-])=C\C(C)=O.C\C([O-])=C\C(C)=O.C\C([O-])=C\C(C)=O XAFBAJHTAGCGOH-LNTINUHCSA-K 0.000 description 2
- GBLDKMKYYYAAKD-UHFFFAOYSA-K dysprosium(3+);tribromide Chemical compound [Br-].[Br-].[Br-].[Dy+3] GBLDKMKYYYAAKD-UHFFFAOYSA-K 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- 150000004075 acetic anhydrides Chemical class 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- -1 chemical compounds acetates Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- KACTUDRDWYCYMT-UHFFFAOYSA-H dysprosium(3+);oxalate Chemical compound [Dy+3].[Dy+3].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O KACTUDRDWYCYMT-UHFFFAOYSA-H 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- JZNKXIAEFQDQDF-UHFFFAOYSA-H oxalate;terbium(3+) Chemical compound [Tb+3].[Tb+3].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O JZNKXIAEFQDQDF-UHFFFAOYSA-H 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000001226 reprecipitation 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
- H01F1/0575—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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
- H01F41/0293—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT245489A AT393178B (de) | 1989-10-25 | 1989-10-25 | Permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD298177A5 true DD298177A5 (de) | 1992-02-06 |
Family
ID=3534648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD34420390A DD298177A5 (de) | 1989-10-25 | 1990-09-25 | Gesinterter se-fe-b permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0425469B1 (cs) |
| AT (1) | AT393178B (cs) |
| CZ (1) | CZ284167B6 (cs) |
| DD (1) | DD298177A5 (cs) |
| DE (1) | DE59010911D1 (cs) |
| HU (1) | HU215659B (cs) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT399415B (de) * | 1991-03-18 | 1995-05-26 | Boehler Ybbstalwerke | Verfahren zur herstellung von seltene erden enthaltendem(n) permanentmagnet(-en) (-werkstoffen) |
| AU2001275775A1 (en) * | 2000-08-03 | 2002-02-18 | Sanei Kasei Co., Limited | Nanocomposite permanent magnet |
| JP5057111B2 (ja) | 2009-07-01 | 2012-10-24 | 信越化学工業株式会社 | 希土類磁石の製造方法 |
| MY165562A (en) * | 2011-05-02 | 2018-04-05 | Shinetsu Chemical Co | Rare earth permanent magnets and their preparation |
| CN119049872B (zh) * | 2024-11-04 | 2025-01-14 | 包头永真静平磁性材料科技有限公司 | 一种钕铁硼磁体的制备方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6187825A (ja) * | 1984-10-05 | 1986-05-06 | Hitachi Metals Ltd | 永久磁石材料の製造方法 |
| US4762574A (en) * | 1985-06-14 | 1988-08-09 | Union Oil Company Of California | Rare earth-iron-boron premanent magnets |
| EP0265006A1 (en) * | 1986-10-13 | 1988-04-27 | Koninklijke Philips Electronics N.V. | Method of manufacturing a permanent magnet |
| EP0284033B1 (en) * | 1987-03-23 | 1993-08-11 | Tokin Corporation | A method for producing a rare earth metal-iron-boron anisotropic bonded magnet from rapidly-quenched rare earth metal-iron-boron alloy ribbon-like flakes |
| EP0389626B1 (en) * | 1988-06-03 | 1996-11-13 | Mitsubishi Materials Corporation | SINTERED RARE EARTH ELEMENT-B-Fe-MAGNET AND PROCESS FOR ITS PRODUCTION |
| AT393177B (de) * | 1989-04-28 | 1991-08-26 | Boehler Gmbh | Permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben |
-
1989
- 1989-10-25 AT AT245489A patent/AT393178B/de active
-
1990
- 1990-09-25 DD DD34420390A patent/DD298177A5/de unknown
- 1990-10-05 EP EP19900890267 patent/EP0425469B1/de not_active Expired - Lifetime
- 1990-10-05 DE DE59010911T patent/DE59010911D1/de not_active Expired - Fee Related
- 1990-10-22 CZ CS905141A patent/CZ284167B6/cs not_active IP Right Cessation
- 1990-10-24 HU HU906544A patent/HU215659B/hu not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE59010911D1 (de) | 2000-09-21 |
| AT393178B (de) | 1991-08-26 |
| HU215659B (hu) | 1999-02-01 |
| CZ284167B6 (cs) | 1998-09-16 |
| EP0425469A3 (en) | 1991-11-06 |
| HUT58948A (en) | 1992-03-30 |
| EP0425469B1 (de) | 2000-04-05 |
| ATA245489A (de) | 1991-01-15 |
| EP0425469A2 (de) | 1991-05-02 |
| CS514190A3 (en) | 1992-05-13 |
| HU906544D0 (en) | 1991-04-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RPV | Change in the person, the name or the address of the representative (searches according to art. 11 and 12 extension act) |
Free format text: PATENTANWAELTE WESTPHAL, MUSSGNUG & PARTNER, 78048 VILLINGEN-SCHWENNINGEN |
|
| IF04 | In force in the year 2004 |
Expiry date: 20040325 |