CN111048273B - 一种r-t-b系永磁材料、原料组合物、制备方法、应用 - Google Patents
一种r-t-b系永磁材料、原料组合物、制备方法、应用 Download PDFInfo
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- CN111048273B CN111048273B CN201911418433.8A CN201911418433A CN111048273B CN 111048273 B CN111048273 B CN 111048273B CN 201911418433 A CN201911418433 A CN 201911418433A CN 111048273 B CN111048273 B CN 111048273B
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- 239000000463 material Substances 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 15
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 13
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- 238000000034 method Methods 0.000 claims description 24
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- 239000012298 atmosphere Substances 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 4
- 229910052726 zirconium Inorganic materials 0.000 claims description 4
- 229910052797 bismuth Inorganic materials 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 229910052735 hafnium Inorganic materials 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 229910052718 tin Inorganic materials 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims description 2
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- 229910052796 boron Inorganic materials 0.000 description 3
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- 229910052802 copper Inorganic materials 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
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- 229910052684 Cerium Inorganic materials 0.000 description 1
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- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910052689 Holmium Inorganic materials 0.000 description 1
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- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 1
- 238000000462 isostatic pressing Methods 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
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- 239000011812 mixed powder Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
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- 238000010791 quenching Methods 0.000 description 1
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- 150000002910 rare earth metals Chemical class 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Images
Classifications
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
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- 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
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2201/00—Treatment under specific atmosphere
- B22F2201/03—Oxygen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/35—Iron
- B22F2301/355—Rare Earth - Fe intermetallic alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C2202/00—Physical properties
- C22C2202/02—Magnetic
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
Abstract
Description
Claims (15)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911418433.8A CN111048273B (zh) | 2019-12-31 | 2019-12-31 | 一种r-t-b系永磁材料、原料组合物、制备方法、应用 |
EP20911235.8A EP4016562A4 (en) | 2019-12-31 | 2020-07-07 | R-T-B SERIES PERMANENT MAGNET MATERIAL, RAW MATERIAL COMPOSITION, PREPARATION METHOD AND APPLICATION |
KR1020227006874A KR102568268B1 (ko) | 2019-12-31 | 2020-07-07 | R-t-b계 영구자석 재료, 원료조성물, 제조방법, 응용 |
PCT/CN2020/100574 WO2021135142A1 (zh) | 2019-12-31 | 2020-07-07 | 一种r-t-b系永磁材料、原料组合物、制备方法、应用 |
JP2022513457A JP7220329B2 (ja) | 2019-12-31 | 2020-07-07 | R-t-b系永久磁石材料、原料組成物、製造方法、並びに応用 |
US17/630,596 US20220344083A1 (en) | 2019-12-31 | 2020-07-07 | R-t-b series permanent magnet material, raw material composition preparation method and application |
TW109145205A TWI742969B (zh) | 2019-12-31 | 2020-12-21 | R-t-b系永磁材料、原料組合物、製備方法、應用 |
Applications Claiming Priority (1)
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CN201911418433.8A CN111048273B (zh) | 2019-12-31 | 2019-12-31 | 一种r-t-b系永磁材料、原料组合物、制备方法、应用 |
Publications (2)
Publication Number | Publication Date |
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CN111048273A CN111048273A (zh) | 2020-04-21 |
CN111048273B true CN111048273B (zh) | 2021-06-04 |
Family
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Family Applications (1)
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CN201911418433.8A Active CN111048273B (zh) | 2019-12-31 | 2019-12-31 | 一种r-t-b系永磁材料、原料组合物、制备方法、应用 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20220344083A1 (zh) |
EP (1) | EP4016562A4 (zh) |
JP (1) | JP7220329B2 (zh) |
KR (1) | KR102568268B1 (zh) |
CN (1) | CN111048273B (zh) |
TW (1) | TWI742969B (zh) |
WO (1) | WO2021135142A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111048273B (zh) * | 2019-12-31 | 2021-06-04 | 厦门钨业股份有限公司 | 一种r-t-b系永磁材料、原料组合物、制备方法、应用 |
JP7248169B1 (ja) | 2022-03-22 | 2023-03-29 | 株式会社プロテリアル | R-t-b系焼結磁石 |
Family Cites Families (33)
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DE19945942C2 (de) | 1999-09-24 | 2003-07-17 | Vacuumschmelze Gmbh | Verfahren zur Herstellung von Dauermagneten aus einer borarmen Nd-Fe-B-Legierung |
CN100501884C (zh) * | 2005-03-14 | 2009-06-17 | Tdk株式会社 | R-t-b系烧结磁体 |
MY149353A (en) * | 2007-03-16 | 2013-08-30 | Shinetsu Chemical Co | Rare earth permanent magnet and its preparations |
JP5153643B2 (ja) * | 2007-06-29 | 2013-02-27 | Tdk株式会社 | 希土類磁石 |
WO2009122709A1 (ja) * | 2008-03-31 | 2009-10-08 | 日立金属株式会社 | R-t-b系焼結磁石およびその製造方法 |
JP5572673B2 (ja) | 2011-07-08 | 2014-08-13 | 昭和電工株式会社 | R−t−b系希土類焼結磁石用合金、r−t−b系希土類焼結磁石用合金の製造方法、r−t−b系希土類焼結磁石用合金材料、r−t−b系希土類焼結磁石、r−t−b系希土類焼結磁石の製造方法およびモーター |
US9028624B2 (en) * | 2011-12-27 | 2015-05-12 | Intermetallics Co., Ltd. | NdFeB system sintered magnet and method for producing the same |
JP6201446B2 (ja) * | 2012-06-22 | 2017-09-27 | Tdk株式会社 | 焼結磁石 |
DE112013003109T5 (de) * | 2012-06-22 | 2015-02-26 | Tdk Corp. | Gesinterter Magnet |
WO2015022946A1 (ja) * | 2013-08-12 | 2015-02-19 | 日立金属株式会社 | R-t-b系焼結磁石およびr-t-b系焼結磁石の製造方法 |
US10614938B2 (en) * | 2014-03-31 | 2020-04-07 | Xiamen Tungsten Co., Ltd. | W-containing R—Fe—B—Cu sintered magnet and quenching alloy |
JP6572550B2 (ja) * | 2015-02-04 | 2019-09-11 | Tdk株式会社 | R−t−b系焼結磁石 |
EP3182423B1 (en) * | 2015-12-18 | 2019-03-20 | JL Mag Rare-Earth Co., Ltd. | Neodymium iron boron magnet and preparation method thereof |
US10672546B2 (en) * | 2016-02-26 | 2020-06-02 | Tdk Corporation | R-T-B based permanent magnet |
US10784028B2 (en) * | 2016-02-26 | 2020-09-22 | Tdk Corporation | R-T-B based permanent magnet |
US10943717B2 (en) * | 2016-02-26 | 2021-03-09 | Tdk Corporation | R-T-B based permanent magnet |
CN107275024B (zh) * | 2016-04-08 | 2018-11-23 | 沈阳中北通磁科技股份有限公司 | 一种含有氮化物相的高性能钕铁硼永磁铁及制造方法 |
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CN108630367B (zh) * | 2017-03-22 | 2020-06-05 | Tdk株式会社 | R-t-b系稀土类磁铁 |
JP7180096B2 (ja) * | 2017-03-30 | 2022-11-30 | Tdk株式会社 | 永久磁石及び回転機 |
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JP7188202B2 (ja) * | 2018-03-29 | 2022-12-13 | Tdk株式会社 | R-t-b系永久磁石 |
US11657934B2 (en) * | 2018-03-29 | 2023-05-23 | Tdk Corporation | R-T-B based permanent magnet |
CN108597708A (zh) * | 2018-04-12 | 2018-09-28 | 江苏柯普斯磁业有限公司 | 一种高性能烧结钕铁硼及制造方法 |
CN110619984B (zh) * | 2018-06-19 | 2021-12-07 | 厦门钨业股份有限公司 | 一种低B含量的R-Fe-B系烧结磁铁及其制备方法 |
US11242580B2 (en) * | 2019-03-22 | 2022-02-08 | Tdk Corporation | R-T-B based permanent magnet |
CN110428947B (zh) * | 2019-07-31 | 2020-09-29 | 厦门钨业股份有限公司 | 一种稀土永磁材料及其原料组合物、制备方法和应用 |
CN110571007B (zh) * | 2019-09-03 | 2021-06-11 | 厦门钨业股份有限公司 | 一种稀土永磁材料、原料组合物、制备方法、应用、电机 |
CN110993232B (zh) * | 2019-12-04 | 2021-03-26 | 厦门钨业股份有限公司 | 一种r-t-b系永磁材料、制备方法和应用 |
CN111048273B (zh) * | 2019-12-31 | 2021-06-04 | 厦门钨业股份有限公司 | 一种r-t-b系永磁材料、原料组合物、制备方法、应用 |
CN115315764A (zh) * | 2020-03-30 | 2022-11-08 | Tdk株式会社 | R-t-b系永久磁铁及其制造方法、马达及汽车 |
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2019
- 2019-12-31 CN CN201911418433.8A patent/CN111048273B/zh active Active
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2020
- 2020-07-07 KR KR1020227006874A patent/KR102568268B1/ko active Active
- 2020-07-07 EP EP20911235.8A patent/EP4016562A4/en active Pending
- 2020-07-07 US US17/630,596 patent/US20220344083A1/en active Pending
- 2020-07-07 JP JP2022513457A patent/JP7220329B2/ja active Active
- 2020-07-07 WO PCT/CN2020/100574 patent/WO2021135142A1/zh unknown
- 2020-12-21 TW TW109145205A patent/TWI742969B/zh active
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US20220344083A1 (en) | 2022-10-27 |
JP2022543489A (ja) | 2022-10-12 |
KR102568268B1 (ko) | 2023-08-17 |
EP4016562A1 (en) | 2022-06-22 |
EP4016562A4 (en) | 2023-01-18 |
CN111048273A (zh) | 2020-04-21 |
JP7220329B2 (ja) | 2023-02-09 |
KR20220042193A (ko) | 2022-04-04 |
TW202127475A (zh) | 2021-07-16 |
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