JP3763774B2 - 鉄基希土類合金磁石用急冷合金、及び鉄基希土類合金磁石の製造方法 - Google Patents
鉄基希土類合金磁石用急冷合金、及び鉄基希土類合金磁石の製造方法 Download PDFInfo
- Publication number
- JP3763774B2 JP3763774B2 JP2001358767A JP2001358767A JP3763774B2 JP 3763774 B2 JP3763774 B2 JP 3763774B2 JP 2001358767 A JP2001358767 A JP 2001358767A JP 2001358767 A JP2001358767 A JP 2001358767A JP 3763774 B2 JP3763774 B2 JP 3763774B2
- Authority
- JP
- Japan
- Prior art keywords
- phase
- alloy
- atomic
- rare earth
- 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 - Fee Related
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 247
- 229910045601 alloy Inorganic materials 0.000 title claims description 174
- 239000000956 alloy Substances 0.000 title claims description 174
- 229910052742 iron Inorganic materials 0.000 title claims description 58
- 229910052761 rare earth metal Inorganic materials 0.000 title claims description 46
- 150000002910 rare earth metals Chemical class 0.000 title claims description 31
- 238000004519 manufacturing process Methods 0.000 title description 20
- 230000005291 magnetic effect Effects 0.000 claims description 95
- 229910000859 α-Fe Inorganic materials 0.000 claims description 73
- 238000010438 heat treatment Methods 0.000 claims description 71
- 239000013078 crystal Substances 0.000 claims description 57
- 229910052751 metal Inorganic materials 0.000 claims description 56
- 239000000203 mixture Substances 0.000 claims description 55
- 239000002184 metal Substances 0.000 claims description 54
- 150000001875 compounds Chemical class 0.000 claims description 50
- 229910052796 boron Inorganic materials 0.000 claims description 38
- 239000002114 nanocomposite Substances 0.000 claims description 16
- 229910052719 titanium Inorganic materials 0.000 claims description 15
- 229910052746 lanthanum Inorganic materials 0.000 claims description 11
- 229910052735 hafnium Inorganic materials 0.000 claims description 7
- 229910052726 zirconium Inorganic materials 0.000 claims description 7
- 238000001816 cooling Methods 0.000 description 79
- 238000000034 method Methods 0.000 description 58
- 238000010791 quenching Methods 0.000 description 38
- 230000000171 quenching effect Effects 0.000 description 38
- 239000007789 gas Substances 0.000 description 36
- 238000002425 crystallisation Methods 0.000 description 31
- 230000008025 crystallization Effects 0.000 description 31
- 230000005415 magnetization Effects 0.000 description 28
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 26
- 230000005347 demagnetization Effects 0.000 description 24
- 239000002994 raw material Substances 0.000 description 24
- 239000000523 sample Substances 0.000 description 23
- 230000004907 flux Effects 0.000 description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 239000007788 liquid Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 17
- 230000008569 process Effects 0.000 description 17
- 239000000470 constituent Substances 0.000 description 15
- 229910052779 Neodymium Inorganic materials 0.000 description 14
- 229910001172 neodymium magnet Inorganic materials 0.000 description 14
- 239000012298 atmosphere Substances 0.000 description 13
- 230000007423 decrease Effects 0.000 description 13
- 238000002844 melting Methods 0.000 description 12
- 230000008018 melting Effects 0.000 description 12
- 230000002093 peripheral effect Effects 0.000 description 12
- 239000000843 powder Substances 0.000 description 12
- 238000002441 X-ray diffraction Methods 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 11
- 239000002245 particle Substances 0.000 description 11
- 238000001556 precipitation Methods 0.000 description 11
- 230000005294 ferromagnetic effect Effects 0.000 description 10
- 229910052684 Cerium Inorganic materials 0.000 description 9
- 125000004429 atom Chemical group 0.000 description 9
- 238000005266 casting Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 239000006247 magnetic powder Substances 0.000 description 8
- 239000002244 precipitate Substances 0.000 description 8
- 238000003860 storage Methods 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 229910052720 vanadium Inorganic materials 0.000 description 7
- 229910052804 chromium Inorganic materials 0.000 description 6
- 229910052750 molybdenum Inorganic materials 0.000 description 6
- 239000010453 quartz Substances 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 229910052758 niobium Inorganic materials 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- 238000004381 surface treatment Methods 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 4
- 230000003993 interaction Effects 0.000 description 4
- 238000004663 powder metallurgy Methods 0.000 description 4
- 238000007712 rapid solidification Methods 0.000 description 4
- 239000003870 refractory metal Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229910052777 Praseodymium Inorganic materials 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 239000012300 argon atmosphere Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000006722 reduction reaction Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- 239000013526 supercooled liquid Substances 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910001047 Hard ferrite Inorganic materials 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005307 ferromagnetism Effects 0.000 description 2
- 238000009689 gas atomisation Methods 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000521 B alloy Inorganic materials 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 238000004813 Moessbauer spectroscopy Methods 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001638 boron Chemical class 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 239000002159 nanocrystal Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
-
- 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
- H01F1/0579—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B with exchange spin coupling between hard and soft nanophases, e.g. nanocomposite spring magnets
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nanotechnology (AREA)
- Inorganic Chemistry (AREA)
- Composite Materials (AREA)
- Power Engineering (AREA)
- Continuous Casting (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001358767A JP3763774B2 (ja) | 2000-05-24 | 2001-11-26 | 鉄基希土類合金磁石用急冷合金、及び鉄基希土類合金磁石の製造方法 |
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000152234 | 2000-05-24 | ||
| JP2000-152234 | 2000-05-24 | ||
| JP2000-201999 | 2000-07-04 | ||
| JP2000201999 | 2000-07-04 | ||
| JP2000224519 | 2000-07-25 | ||
| JP2000-224519 | 2000-07-25 | ||
| JP2000-291485 | 2000-09-26 | ||
| JP2000291485 | 2000-09-26 | ||
| JP2001358767A JP3763774B2 (ja) | 2000-05-24 | 2001-11-26 | 鉄基希土類合金磁石用急冷合金、及び鉄基希土類合金磁石の製造方法 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001149065A Division JP3264664B1 (ja) | 2000-05-24 | 2001-05-18 | 複数の強磁性相を有する永久磁石およびその製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002212686A JP2002212686A (ja) | 2002-07-31 |
| JP2002212686A5 JP2002212686A5 (enrdf_load_stackoverflow) | 2005-10-20 |
| JP3763774B2 true JP3763774B2 (ja) | 2006-04-05 |
Family
ID=27531558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001358767A Expired - Fee Related JP3763774B2 (ja) | 2000-05-24 | 2001-11-26 | 鉄基希土類合金磁石用急冷合金、及び鉄基希土類合金磁石の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3763774B2 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003224010A (ja) * | 2001-11-20 | 2003-08-08 | Sumitomo Special Metals Co Ltd | 希土類系ボンド磁石用コンパウンドおよびそれを用いたボンド磁石 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001091139A1 (en) | 2000-05-24 | 2001-11-29 | Sumitomo Special Metals Co., Ltd. | Permanent magnet including multiple ferromagnetic phases and method for producing the magnet |
| US7217328B2 (en) | 2000-11-13 | 2007-05-15 | Neomax Co., Ltd. | Compound for rare-earth bonded magnet and bonded magnet using the compound |
| HU227736B1 (en) | 2001-05-15 | 2012-02-28 | Hitachi Metals Ltd | Iron-based rare earth alloy nanocomposite magnet and method for producing the same |
| CN1220990C (zh) | 2001-07-31 | 2005-09-28 | 株式会社新王磁材 | 使用喷雾法的纳米复合磁体制造方法 |
| CN1228791C (zh) * | 2001-11-22 | 2005-11-23 | 株式会社新王磁材 | 纳米复合磁体 |
| JP7303157B2 (ja) * | 2020-06-01 | 2023-07-04 | トヨタ自動車株式会社 | 希土類磁石及びその製造方法 |
-
2001
- 2001-11-26 JP JP2001358767A patent/JP3763774B2/ja not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003224010A (ja) * | 2001-11-20 | 2003-08-08 | Sumitomo Special Metals Co Ltd | 希土類系ボンド磁石用コンパウンドおよびそれを用いたボンド磁石 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2002212686A (ja) | 2002-07-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100562681B1 (ko) | 복수의 강자성상을 포함하는 영구자석 및 그 제조방법 | |
| KR100535943B1 (ko) | 철 기재의 희토류합금 자석 및 그 제조방법 | |
| JP4023138B2 (ja) | 鉄基希土類合金粉末および鉄基希土類合金粉末を含むコンパウンドならびにそれを用いた永久磁石 | |
| KR100535945B1 (ko) | 나노컴포지트 자석 | |
| JP4766045B2 (ja) | 鉄基希土類系ナノコンポジット磁石およびその製造方法 | |
| JP4687662B2 (ja) | 鉄基希土類合金磁石 | |
| JP3264664B1 (ja) | 複数の強磁性相を有する永久磁石およびその製造方法 | |
| JP3488358B2 (ja) | 微細結晶永久磁石合金及び永久磁石粉末の製造方法 | |
| JP3801456B2 (ja) | 鉄基希土類系永久磁石合金およびその製造方法 | |
| JP3763774B2 (ja) | 鉄基希土類合金磁石用急冷合金、及び鉄基希土類合金磁石の製造方法 | |
| JP7646786B2 (ja) | 異方性希土類焼結磁石及びその製造方法 | |
| JP2002064009A (ja) | 鉄基希土類合金磁石およびその製造方法 | |
| JP4788300B2 (ja) | 鉄基希土類合金ナノコンポジット磁石およびその製造方法 | |
| JP3773484B2 (ja) | ナノコンポジット磁石 | |
| JP4670179B2 (ja) | 複数の強磁性相を有する永久磁石およびその製造方法 | |
| JP2003286548A (ja) | ナノコンポジット磁石用急冷合金およびその製造方法 | |
| JP2002080921A (ja) | 鉄基希土類合金磁石用原料合金およびその製造方法 | |
| JP4715245B2 (ja) | 鉄基希土類ナノコンポジット磁石およびその製造方法 | |
| JP3583116B2 (ja) | 鉄基希土類合金磁石およびその製造方法 | |
| JP2003158005A (ja) | ナノコンポジット磁石およびその製造方法 | |
| JP3625821B6 (ja) | ナノコンポジット磁石およびその製造方法 | |
| JP3625821B2 (ja) | ナノコンポジット磁石およびその製造方法 | |
| JP2003286547A (ja) | ナノコンポジット磁石用急冷合金 | |
| JP2001288546A (ja) | 鉄基合金磁石およびその製造方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20050624 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20050624 |
|
| A871 | Explanation of circumstances concerning accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A871 Effective date: 20050624 |
|
| A975 | Report on accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A971005 Effective date: 20050721 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20050802 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20050926 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20051025 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20051215 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20060117 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20060117 |
|
| R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 Ref document number: 3763774 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313111 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090127 Year of fee payment: 3 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100127 Year of fee payment: 4 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110127 Year of fee payment: 5 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120127 Year of fee payment: 6 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130127 Year of fee payment: 7 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140127 Year of fee payment: 8 |
|
| LAPS | Cancellation because of no payment of annual fees |