JPWO2025009051A1 - - Google Patents
Info
- Publication number
- JPWO2025009051A1 JPWO2025009051A1 JP2025530847A JP2025530847A JPWO2025009051A1 JP WO2025009051 A1 JPWO2025009051 A1 JP WO2025009051A1 JP 2025530847 A JP2025530847 A JP 2025530847A JP 2025530847 A JP2025530847 A JP 2025530847A JP WO2025009051 A1 JPWO2025009051 A1 JP WO2025009051A1
- Authority
- JP
- Japan
- 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
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
-
- 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
-
- 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)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2023/024736 WO2025009051A1 (ja) | 2023-07-04 | 2023-07-04 | 希土類焼結磁石、希土類焼結磁石の製造方法、回転子および回転機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2025009051A1 true JPWO2025009051A1 (https=) | 2025-01-09 |
| JP7843934B2 JP7843934B2 (ja) | 2026-04-10 |
Family
ID=94171892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025530847A Active JP7843934B2 (ja) | 2023-07-04 | 2023-07-04 | 希土類焼結磁石、希土類焼結磁石の製造方法、回転子および回転機 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP7843934B2 (https=) |
| KR (1) | KR20260014615A (https=) |
| CN (1) | CN121444182A (https=) |
| WO (1) | WO2025009051A1 (https=) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01164007A (ja) * | 1987-12-21 | 1989-06-28 | Toshiba Corp | 永久磁石の製造方法 |
| JP2015153813A (ja) * | 2014-02-12 | 2015-08-24 | トヨタ自動車株式会社 | 希土類磁石の製造方法 |
| JP2016152246A (ja) * | 2015-02-16 | 2016-08-22 | Tdk株式会社 | 希土類系永久磁石 |
| WO2021205580A1 (ja) * | 2020-04-08 | 2021-10-14 | 三菱電機株式会社 | 希土類焼結磁石および希土類焼結磁石の製造方法、回転子並びに回転機 |
| JP2022054231A (ja) * | 2020-09-25 | 2022-04-06 | トヨタ自動車株式会社 | 磁性材料及びその製造方法 |
| WO2022107221A1 (ja) * | 2020-11-17 | 2022-05-27 | 三菱電機株式会社 | 希土類焼結磁石、希土類焼結磁石の製造方法、回転子および回転機 |
| WO2023012929A1 (ja) * | 2021-08-04 | 2023-02-09 | 三菱電機株式会社 | 希土類焼結磁石および希土類焼結磁石の製造方法、回転子並びに回転機 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7143605B2 (ja) | 2017-03-30 | 2022-09-29 | Tdk株式会社 | Ｒ－ｔ－ｂ系焼結磁石 |
-
2023
- 2023-07-04 JP JP2025530847A patent/JP7843934B2/ja active Active
- 2023-07-04 KR KR1020257042628A patent/KR20260014615A/ko active Pending
- 2023-07-04 CN CN202380099677.2A patent/CN121444182A/zh active Pending
- 2023-07-04 WO PCT/JP2023/024736 patent/WO2025009051A1/ja active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01164007A (ja) * | 1987-12-21 | 1989-06-28 | Toshiba Corp | 永久磁石の製造方法 |
| JP2015153813A (ja) * | 2014-02-12 | 2015-08-24 | トヨタ自動車株式会社 | 希土類磁石の製造方法 |
| JP2016152246A (ja) * | 2015-02-16 | 2016-08-22 | Tdk株式会社 | 希土類系永久磁石 |
| WO2021205580A1 (ja) * | 2020-04-08 | 2021-10-14 | 三菱電機株式会社 | 希土類焼結磁石および希土類焼結磁石の製造方法、回転子並びに回転機 |
| JP2022054231A (ja) * | 2020-09-25 | 2022-04-06 | トヨタ自動車株式会社 | 磁性材料及びその製造方法 |
| WO2022107221A1 (ja) * | 2020-11-17 | 2022-05-27 | 三菱電機株式会社 | 希土類焼結磁石、希土類焼結磁石の製造方法、回転子および回転機 |
| WO2023012929A1 (ja) * | 2021-08-04 | 2023-02-09 | 三菱電機株式会社 | 希土類焼結磁石および希土類焼結磁石の製造方法、回転子並びに回転機 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20260014615A (ko) | 2026-01-30 |
| WO2025009051A1 (ja) | 2025-01-09 |
| CN121444182A (zh) | 2026-01-30 |
| JP7843934B2 (ja) | 2026-04-10 |
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