DE69320084D1 - Verfahren zur Herstellung von R-Fe-B Permanentmagneten - Google Patents
Verfahren zur Herstellung von R-Fe-B PermanentmagnetenInfo
- Publication number
- DE69320084D1 DE69320084D1 DE69320084T DE69320084T DE69320084D1 DE 69320084 D1 DE69320084 D1 DE 69320084D1 DE 69320084 T DE69320084 T DE 69320084T DE 69320084 T DE69320084 T DE 69320084T DE 69320084 D1 DE69320084 D1 DE 69320084D1
- Authority
- DE
- Germany
- Prior art keywords
- compound
- rich
- principal phase
- alloy powder
- starting
- 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
- 238000004519 manufacturing process Methods 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 3
- 239000000843 powder Substances 0.000 abstract 5
- 150000001875 compounds Chemical class 0.000 abstract 4
- 239000000956 alloy Substances 0.000 abstract 2
- 229910045601 alloy Inorganic materials 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- DEVSOMFAQLZNKR-RJRFIUFISA-N (z)-3-[3-[3,5-bis(trifluoromethyl)phenyl]-1,2,4-triazol-1-yl]-n'-pyrazin-2-ylprop-2-enehydrazide Chemical compound FC(F)(F)C1=CC(C(F)(F)F)=CC(C2=NN(\C=C/C(=O)NNC=3N=CC=NC=3)C=N2)=C1 DEVSOMFAQLZNKR-RJRFIUFISA-N 0.000 abstract 1
- RZJQYRCNDBMIAG-UHFFFAOYSA-N [Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Zn].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn] Chemical class [Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Zn].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn] RZJQYRCNDBMIAG-UHFFFAOYSA-N 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
- Compounds Of Iron (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4093779A JP2898463B2 (ja) | 1992-03-19 | 1992-03-19 | R−Fe−B系永久磁石用原料粉末の製造方法 |
JP4116977A JP2886384B2 (ja) | 1992-04-08 | 1992-04-08 | R−Fe−B系永久磁石用原料粉末の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69320084D1 true DE69320084D1 (de) | 1998-09-10 |
DE69320084T2 DE69320084T2 (de) | 1999-03-18 |
Family
ID=26435072
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69320084T Expired - Lifetime DE69320084T2 (de) | 1992-03-19 | 1993-03-19 | Verfahren zur Herstellung von R-Fe-B Permanentmagneten |
Country Status (5)
Country | Link |
---|---|
US (1) | US5387291A (de) |
EP (1) | EP0561650B1 (de) |
CN (1) | CN1070634C (de) |
AT (1) | ATE169423T1 (de) |
DE (1) | DE69320084T2 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5482575A (en) * | 1992-12-08 | 1996-01-09 | Ugimag Sa | Fe-Re-B type magnetic powder, sintered magnets and preparation method thereof |
CN1061163C (zh) * | 1995-03-27 | 2001-01-24 | 北京科技大学 | 双相稀土-铁-硼磁粉及其制备方法 |
JP3242818B2 (ja) * | 1995-07-21 | 2001-12-25 | 昭和電工株式会社 | 希土類磁石用合金及びその製造方法 |
EP0789367A1 (de) * | 1996-02-09 | 1997-08-13 | Crucible Materials Corporation | Verfahren zur Herstellung selektiven Klassen von Seltenerdmagneten unter Verwendung einer Vielzahl von Partikelgruppen |
US5906622A (en) * | 1997-04-29 | 1999-05-25 | Lippitt; Robert G. | Positively expanded and retracted medical extractor |
EP1033415B1 (de) * | 1998-08-28 | 2003-05-28 | Showa Denko Kabushiki Kaisha | Legierung zur verwendung bei der herstellung von gesinterten magneten auf r-t-b-basis und verfahren zur herstellung von gesinterten magneten auf r-t-b-basis |
JP2001254103A (ja) * | 2000-03-13 | 2001-09-18 | Sanei Kasei Kk | ナノコンポジット構造を有する金属粒子及び自己組織化によるその製造方法 |
CN1246864C (zh) * | 2001-01-30 | 2006-03-22 | 株式会社新王磁材 | 永久磁体的制造方法 |
US6676668B2 (en) * | 2001-12-12 | 2004-01-13 | C.R. Baed | Articulating stone basket |
BR112015031725A2 (pt) | 2013-06-17 | 2017-07-25 | Urban Mining Tech Company Llc | método para fabricação de um imã permanente de nd-fe-b reciclado |
JP5915637B2 (ja) | 2013-12-19 | 2016-05-11 | トヨタ自動車株式会社 | 希土類磁石の製造方法 |
JP5924335B2 (ja) | 2013-12-26 | 2016-05-25 | トヨタ自動車株式会社 | 希土類磁石とその製造方法 |
JP6554766B2 (ja) * | 2014-08-12 | 2019-08-07 | Tdk株式会社 | 永久磁石 |
US9336932B1 (en) | 2014-08-15 | 2016-05-10 | Urban Mining Company | Grain boundary engineering |
DE102015107486A1 (de) * | 2015-05-12 | 2016-11-17 | Technische Universität Darmstadt | Künstlicher Dauermagnet und Verfahren zur Herstellung des künstlichen Dauermagneten |
CN106876071B (zh) * | 2015-12-14 | 2019-05-03 | 江苏南方永磁科技有限公司 | 复合废料回用稀土磁性材料及制备方法 |
CN106876074B (zh) * | 2015-12-14 | 2019-02-15 | 江苏南方永磁科技有限公司 | 含氮永磁体材料及制备方法 |
CN109672287B (zh) * | 2018-05-14 | 2019-12-31 | 滨州学院 | 一种永磁发电机 |
CN109385577A (zh) * | 2018-05-14 | 2019-02-26 | 滨州学院 | 一种制备永磁材料的工艺及永磁电机 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6181603A (ja) * | 1984-09-04 | 1986-04-25 | Tohoku Metal Ind Ltd | 希土類磁石の製造方法 |
US4767450A (en) * | 1984-11-27 | 1988-08-30 | Sumitomo Special Metals Co., Ltd. | Process for producing the rare earth alloy powders |
JPH067525B2 (ja) * | 1985-10-29 | 1994-01-26 | 並木精密宝石株式会社 | 樹脂結合永久磁石の製造方法 |
JPS62274045A (ja) * | 1986-05-21 | 1987-11-28 | Inoue Japax Res Inc | 磁石製造方法 |
EP0261579B1 (de) * | 1986-09-16 | 1993-01-07 | Tokin Corporation | Verfahren zur Herstellung eines Seltenerd-Eisen-Bor-Dauermagneten mit Hilfe eines abgeschreckten Legierungspuders |
US4983232A (en) * | 1987-01-06 | 1991-01-08 | Hitachi Metals, Ltd. | Anisotropic magnetic powder and magnet thereof and method of producing same |
CN1012477B (zh) * | 1987-08-19 | 1991-05-01 | 三菱金属株式会社 | 稀土-铁-硼磁体粉末及其制备方法 |
JPS6448405A (en) * | 1987-08-19 | 1989-02-22 | Mitsubishi Metal Corp | Manufacture of rare earth-iron-boron magnet |
JPH01146308A (ja) * | 1987-12-03 | 1989-06-08 | Tokin Corp | 希土類磁石の製造方法 |
JP2660917B2 (ja) * | 1987-12-03 | 1997-10-08 | 株式会社トーキン | 希土類磁石の製造方法 |
US4975213A (en) * | 1988-01-19 | 1990-12-04 | Kabushiki Kaisha Toshiba | Resin-bonded rare earth-iron-boron magnet |
JPH01291407A (ja) * | 1988-05-19 | 1989-11-24 | Tokin Corp | 希土類永久磁石の製造方法 |
JP2569487Y2 (ja) * | 1988-08-22 | 1998-04-22 | 日本ワイパブレード 株式会社 | 車輌用ワイパのコネクタ部材 |
JPH02288305A (ja) * | 1989-04-28 | 1990-11-28 | Nippon Steel Corp | 希土類磁石及びその製造方法 |
JP2675430B2 (ja) * | 1989-10-12 | 1997-11-12 | 川崎製鉄株式会社 | 耐蝕性希土類―遷移金属系磁石およびその製造方法 |
-
1993
- 1993-03-17 US US08/032,101 patent/US5387291A/en not_active Expired - Lifetime
- 1993-03-18 CN CN93104569.XA patent/CN1070634C/zh not_active Expired - Lifetime
- 1993-03-19 EP EP93302124A patent/EP0561650B1/de not_active Expired - Lifetime
- 1993-03-19 AT AT93302124T patent/ATE169423T1/de active
- 1993-03-19 DE DE69320084T patent/DE69320084T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5387291A (en) | 1995-02-07 |
CN1070634C (zh) | 2001-09-05 |
ATE169423T1 (de) | 1998-08-15 |
EP0561650A2 (de) | 1993-09-22 |
DE69320084T2 (de) | 1999-03-18 |
CN1082963A (zh) | 1994-03-02 |
EP0561650B1 (de) | 1998-08-05 |
EP0561650A3 (en) | 1993-12-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: FEDER WALTER EBERT PATENTANWAELTE, 40237 DUESSELDO |