JPS60162750A - 希土類磁石およびその製法 - Google Patents
希土類磁石およびその製法Info
- Publication number
- JPS60162750A JPS60162750A JP59016297A JP1629784A JPS60162750A JP S60162750 A JPS60162750 A JP S60162750A JP 59016297 A JP59016297 A JP 59016297A JP 1629784 A JP1629784 A JP 1629784A JP S60162750 A JPS60162750 A JP S60162750A
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- coercive force
- rare earth
- rapidly
- annealing
- 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
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 12
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 28
- 239000000956 alloy Substances 0.000 claims abstract description 28
- 238000000137 annealing Methods 0.000 claims abstract description 26
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 10
- 229910052796 boron Inorganic materials 0.000 claims abstract description 10
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 7
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 6
- 238000001816 cooling Methods 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 21
- 239000000843 powder Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 10
- 238000001513 hot isostatic pressing Methods 0.000 claims description 9
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 claims description 2
- 239000012298 atmosphere Substances 0.000 abstract description 8
- 229910052752 metalloid Inorganic materials 0.000 description 12
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 238000005096 rolling process Methods 0.000 description 10
- 239000002245 particle Substances 0.000 description 7
- 229910000828 alnico Inorganic materials 0.000 description 5
- 229910052786 argon Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000010791 quenching Methods 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000007712 rapid solidification Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910000601 superalloy Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
-
- 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
-
- 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
- H01F1/058—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IVa elements, e.g. Gd2Fe14C
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59016297A JPS60162750A (ja) | 1984-02-01 | 1984-02-01 | 希土類磁石およびその製法 |
| US07/140,296 US4894097A (en) | 1984-02-01 | 1987-12-31 | Rare earth type magnet and a method for producing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59016297A JPS60162750A (ja) | 1984-02-01 | 1984-02-01 | 希土類磁石およびその製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60162750A true JPS60162750A (ja) | 1985-08-24 |
| JPH044387B2 JPH044387B2 (enExample) | 1992-01-28 |
Family
ID=11912607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59016297A Granted JPS60162750A (ja) | 1984-02-01 | 1984-02-01 | 希土類磁石およびその製法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4894097A (enExample) |
| JP (1) | JPS60162750A (enExample) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6348805A (ja) * | 1986-08-19 | 1988-03-01 | Tohoku Metal Ind Ltd | 希土類磁石の製造方法 |
| JPS6353238A (ja) * | 1986-08-25 | 1988-03-07 | Daido Steel Co Ltd | 永久磁石材料の製造方法 |
| JPS63100155A (ja) * | 1986-10-10 | 1988-05-02 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | 鉄、ホウ素および希土類金属から成る永久磁石用磁性材料およびその製造方法 |
| JPS63152110A (ja) * | 1986-12-17 | 1988-06-24 | Daido Steel Co Ltd | 永久磁石の製造方法 |
| JPS63232301A (ja) * | 1986-03-20 | 1988-09-28 | Hitachi Metals Ltd | 磁気異方性ボンド磁石、それに用いる磁粉及びその製造方法 |
| US4792367A (en) * | 1983-08-04 | 1988-12-20 | General Motors Corporation | Iron-rare earth-boron permanent |
| JPS6448405A (en) * | 1987-08-19 | 1989-02-22 | Mitsubishi Metal Corp | Manufacture of rare earth-iron-boron magnet |
| JPH01146309A (ja) * | 1987-12-03 | 1989-06-08 | Tokin Corp | 希土類磁石の製造方法 |
| JPH01146310A (ja) * | 1987-12-03 | 1989-06-08 | Tokin Corp | 希土類磁石の製造方法 |
| US4881986A (en) * | 1986-11-26 | 1989-11-21 | Tokin Corporation | Method for producing a rare earth metal-iron-boron anisotropic sintered magnet from rapidly-quenched rare earth metal-iron-boron alloy ribbon-like flakes |
| US4921551A (en) * | 1986-01-29 | 1990-05-01 | General Motors Corporation | Permanent magnet manufacture from very low coercivity crystalline rare earth-transition metal-boron alloy |
| US4925501A (en) * | 1988-03-03 | 1990-05-15 | General Motors Corporation | Expolosive compaction of rare earth-transition metal alloys in a fluid medium |
| US5041171A (en) * | 1986-07-18 | 1991-08-20 | U.S. Philips Corporation | Hard magnetic material |
| US5095350A (en) * | 1989-04-07 | 1992-03-10 | Sharp Kabushiki Kaisha | Magneto-optic memory medium |
| JPH07197182A (ja) * | 1994-06-17 | 1995-08-01 | Sumitomo Special Metals Co Ltd | 希土類−鉄−ボロン系合金薄板、合金粉末及び永久磁石材料の製造方法 |
| US5545266A (en) * | 1991-11-11 | 1996-08-13 | Sumitomo Special Metals Co., Ltd. | Rare earth magnets and alloy powder for rare earth magnets and their manufacturing methods |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5460662A (en) * | 1987-04-30 | 1995-10-24 | Seiko Epson Corporation | Permanent magnet and method of production |
| US5186761A (en) * | 1987-04-30 | 1993-02-16 | Seiko Epson Corporation | Magnetic alloy and method of production |
| DE3750367T2 (de) * | 1987-04-30 | 1994-12-08 | Seiko Epson Corp | Dauermagnet und sein Herstellungsverfahren. |
| CN102211192B (zh) * | 2011-06-09 | 2012-12-26 | 天津一阳磁性材料有限责任公司 | 二次回收料制备高性能钕铁硼的方法 |
| CN104690270B (zh) * | 2015-03-08 | 2016-11-09 | 北京工业大学 | 一种利用烧结钕铁硼油泥废料制备高性能烧结钕铁硼磁体的短流程方法 |
| US9728310B2 (en) | 2015-03-08 | 2017-08-08 | Beijing University Of Technology | Short-process method for preparing sintered NdFeB magnets with high magnetic properties recycling from NdFeB sludge |
| CN106270519A (zh) * | 2015-06-12 | 2017-01-04 | 中国科学院物理研究所 | 一种永磁材料的制备方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5946008A (ja) * | 1982-08-21 | 1984-03-15 | Sumitomo Special Metals Co Ltd | 永久磁石 |
| JPS5964739A (ja) * | 1982-09-03 | 1984-04-12 | ゼネラルモーターズコーポレーション | 磁気等方性の硬磁性合金組成物およびその製造方法 |
| JPS6089546A (ja) * | 1983-10-21 | 1985-05-20 | Sumitomo Special Metals Co Ltd | 永久磁石合金およびその製造方法 |
| JPS60144908A (ja) * | 1984-01-06 | 1985-07-31 | Daido Steel Co Ltd | 永久磁石材料 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4533408A (en) * | 1981-10-23 | 1985-08-06 | Koon Norman C | Preparation of hard magnetic alloys of a transition metal and lanthanide |
| JPS59116844A (ja) * | 1982-12-23 | 1984-07-05 | Meidensha Electric Mfg Co Ltd | Ｃｒｔ表示方式 |
| US4597938A (en) * | 1983-05-21 | 1986-07-01 | Sumitomo Special Metals Co., Ltd. | Process for producing permanent magnet materials |
| US4601875A (en) * | 1983-05-25 | 1986-07-22 | Sumitomo Special Metals Co., Ltd. | Process for producing magnetic materials |
| JPS609104A (ja) * | 1983-06-29 | 1985-01-18 | Sumitomo Special Metals Co Ltd | 永久磁石材料 |
| US4723994A (en) * | 1986-10-17 | 1988-02-09 | Ovonic Synthetic Materials Company, Inc. | Method of preparing a magnetic material |
-
1984
- 1984-02-01 JP JP59016297A patent/JPS60162750A/ja active Granted
-
1987
- 1987-12-31 US US07/140,296 patent/US4894097A/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5946008A (ja) * | 1982-08-21 | 1984-03-15 | Sumitomo Special Metals Co Ltd | 永久磁石 |
| JPS5964739A (ja) * | 1982-09-03 | 1984-04-12 | ゼネラルモーターズコーポレーション | 磁気等方性の硬磁性合金組成物およびその製造方法 |
| JPS6089546A (ja) * | 1983-10-21 | 1985-05-20 | Sumitomo Special Metals Co Ltd | 永久磁石合金およびその製造方法 |
| JPS60144908A (ja) * | 1984-01-06 | 1985-07-31 | Daido Steel Co Ltd | 永久磁石材料 |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4792367A (en) * | 1983-08-04 | 1988-12-20 | General Motors Corporation | Iron-rare earth-boron permanent |
| US4921551A (en) * | 1986-01-29 | 1990-05-01 | General Motors Corporation | Permanent magnet manufacture from very low coercivity crystalline rare earth-transition metal-boron alloy |
| JPS63232301A (ja) * | 1986-03-20 | 1988-09-28 | Hitachi Metals Ltd | 磁気異方性ボンド磁石、それに用いる磁粉及びその製造方法 |
| US5041171A (en) * | 1986-07-18 | 1991-08-20 | U.S. Philips Corporation | Hard magnetic material |
| JPS6348805A (ja) * | 1986-08-19 | 1988-03-01 | Tohoku Metal Ind Ltd | 希土類磁石の製造方法 |
| JPS6353238A (ja) * | 1986-08-25 | 1988-03-07 | Daido Steel Co Ltd | 永久磁石材料の製造方法 |
| US4935074A (en) * | 1986-10-10 | 1990-06-19 | U.S. Philips Corporation | Magnetic material comprising iron, boron and a rare earth metal |
| JPS63100155A (ja) * | 1986-10-10 | 1988-05-02 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | 鉄、ホウ素および希土類金属から成る永久磁石用磁性材料およびその製造方法 |
| US4881986A (en) * | 1986-11-26 | 1989-11-21 | Tokin Corporation | Method for producing a rare earth metal-iron-boron anisotropic sintered magnet from rapidly-quenched rare earth metal-iron-boron alloy ribbon-like flakes |
| JPS63152110A (ja) * | 1986-12-17 | 1988-06-24 | Daido Steel Co Ltd | 永久磁石の製造方法 |
| JPS6448405A (en) * | 1987-08-19 | 1989-02-22 | Mitsubishi Metal Corp | Manufacture of rare earth-iron-boron magnet |
| JPH01146309A (ja) * | 1987-12-03 | 1989-06-08 | Tokin Corp | 希土類磁石の製造方法 |
| JPH01146310A (ja) * | 1987-12-03 | 1989-06-08 | Tokin Corp | 希土類磁石の製造方法 |
| US4925501A (en) * | 1988-03-03 | 1990-05-15 | General Motors Corporation | Expolosive compaction of rare earth-transition metal alloys in a fluid medium |
| US5095350A (en) * | 1989-04-07 | 1992-03-10 | Sharp Kabushiki Kaisha | Magneto-optic memory medium |
| US5545266A (en) * | 1991-11-11 | 1996-08-13 | Sumitomo Special Metals Co., Ltd. | Rare earth magnets and alloy powder for rare earth magnets and their manufacturing methods |
| JPH07197182A (ja) * | 1994-06-17 | 1995-08-01 | Sumitomo Special Metals Co Ltd | 希土類−鉄−ボロン系合金薄板、合金粉末及び永久磁石材料の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH044387B2 (enExample) | 1992-01-28 |
| US4894097A (en) | 1990-01-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS60162750A (ja) | 希土類磁石およびその製法 | |
| US4585473A (en) | Method for making rare-earth element containing permanent magnets | |
| JPH0366105A (ja) | 希土類系異方性粉末および希土類系異方性磁石 | |
| JPS6393841A (ja) | 希土類永久磁石合金用組成物 | |
| US4983230A (en) | Platinum-cobalt alloy permanent magnets of enhanced coercivity | |
| JPH0831385B2 (ja) | 異方性希土類永久磁石の製造方法 | |
| JPH0831386B2 (ja) | 異方性希土類永久磁石の製造方法 | |
| JPH01100242A (ja) | 永久磁石材料 | |
| JPS63178505A (ja) | 異方性Ｒ−Ｆｅ−Ｂ−Ｍ系永久磁石 | |
| JPS6320411A (ja) | 永久磁石用材料の製造方法 | |
| US4966633A (en) | Coercivity in hot worked iron-neodymium boron type permanent magnets | |
| JPH02125402A (ja) | 磁性粉末およびその製造方法 | |
| JP2580067B2 (ja) | 希土類永久磁石の製造方法 | |
| JP2580066B2 (ja) | 異方性永久磁石 | |
| JPH03162546A (ja) | 耐酸化性の優れた永久磁石合金の製造方法 | |
| Meira et al. | PrFeB Based Alloys Obtained by Melt Spinning for the Production of Permanent Magnets | |
| JPH0491403A (ja) | 異方性永久磁石 | |
| JPH01175207A (ja) | 永久磁石の製造方法 | |
| JPH01255620A (ja) | 永久磁石材料の製造方法およびボンディッド磁石 | |
| JPS6321804A (ja) | 希土類鉄系永久磁石の製造方法 | |
| JPS63213322A (ja) | 希土類−鉄系永久磁石 | |
| JPS63196014A (ja) | 磁気異方性磁石及びその製造方法 | |
| JPH01119001A (ja) | 希土類含有永久磁石粉末の製造方法 | |
| JPH02118054A (ja) | 永久磁石材料 | |
| JPH01175211A (ja) | 希土類−鉄系永久磁石の製造方法 |