CN113674944A - 一种钕铁硼磁体材料及其制备方法和应用 - Google Patents
一种钕铁硼磁体材料及其制备方法和应用 Download PDFInfo
- Publication number
- CN113674944A CN113674944A CN202110866231.0A CN202110866231A CN113674944A CN 113674944 A CN113674944 A CN 113674944A CN 202110866231 A CN202110866231 A CN 202110866231A CN 113674944 A CN113674944 A CN 113674944A
- Authority
- CN
- China
- Prior art keywords
- magnet material
- boron magnet
- iron boron
- neodymium iron
- phase
- 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
- 239000000463 material Substances 0.000 title claims abstract description 179
- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 163
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 7
- 230000032683 aging Effects 0.000 claims description 35
- 229910052758 niobium Inorganic materials 0.000 claims description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- 239000013078 crystal Substances 0.000 claims description 32
- 229910052782 aluminium Inorganic materials 0.000 claims description 31
- 229910052802 copper Inorganic materials 0.000 claims description 30
- 229910052742 iron Inorganic materials 0.000 claims description 27
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 17
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 15
- 239000001257 hydrogen Substances 0.000 claims description 15
- 229910052739 hydrogen Inorganic materials 0.000 claims description 15
- 238000005266 casting Methods 0.000 claims description 14
- 229910052771 Terbium Inorganic materials 0.000 claims description 13
- 238000005324 grain boundary diffusion Methods 0.000 claims description 13
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 238000005245 sintering Methods 0.000 claims description 10
- 238000010298 pulverizing process Methods 0.000 claims description 9
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 238000003723 Smelting Methods 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 239000000314 lubricant Substances 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 238000009792 diffusion process Methods 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 230000001590 oxidative effect Effects 0.000 claims description 4
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 3
- 239000012298 atmosphere Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 239000000696 magnetic material Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010902 jet-milling Methods 0.000 description 2
- 238000007712 rapid solidification Methods 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 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
- 239000007788 liquid Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007858 starting material Substances 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/007—Heat treatment of ferrous alloys containing Co
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
- C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
- C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
-
- 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
-
- 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
-
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
-
- 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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- 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
-
- 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
- H01F41/0266—Moulding; Pressing
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Hard Magnetic Materials (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
- Heat Treatment Of Articles (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Continuous Casting (AREA)
Abstract
Description
Claims (10)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110866231.0A CN113674944B (zh) | 2021-07-29 | 2021-07-29 | 一种钕铁硼磁体材料及其制备方法和应用 |
PCT/CN2022/072255 WO2023005165A1 (zh) | 2021-07-29 | 2022-01-17 | 一种钕铁硼磁体材料及其制备方法和应用 |
JP2023544213A JP2024519243A (ja) | 2021-07-29 | 2022-01-17 | ネオジム鉄ホウ素磁石材料及びその製造方法並びに応用 |
KR1020237031359A KR20230146595A (ko) | 2021-07-29 | 2022-01-17 | 네오디뮴-철-붕소 자성체 재료 및 그 제조방법과 응용 |
TW111107629A TWI832167B (zh) | 2021-07-29 | 2022-03-02 | 一種釹鐵硼磁體材料及其製備方法和應用 |
Applications Claiming Priority (1)
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CN202110866231.0A CN113674944B (zh) | 2021-07-29 | 2021-07-29 | 一种钕铁硼磁体材料及其制备方法和应用 |
Publications (2)
Publication Number | Publication Date |
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CN113674944A true CN113674944A (zh) | 2021-11-19 |
CN113674944B CN113674944B (zh) | 2023-10-20 |
Family
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CN202110866231.0A Active CN113674944B (zh) | 2021-07-29 | 2021-07-29 | 一种钕铁硼磁体材料及其制备方法和应用 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP2024519243A (zh) |
KR (1) | KR20230146595A (zh) |
CN (1) | CN113674944B (zh) |
TW (1) | TWI832167B (zh) |
WO (1) | WO2023005165A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023005165A1 (zh) * | 2021-07-29 | 2023-02-02 | 福建省长汀金龙稀土有限公司 | 一种钕铁硼磁体材料及其制备方法和应用 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116313353B (zh) * | 2023-05-23 | 2023-08-29 | 包头天石稀土新材料有限责任公司 | 钕铁硼磁体及其制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04268051A (ja) * | 1991-02-22 | 1992-09-24 | Dowa Mining Co Ltd | 不可逆減磁の小さい熱安定性に優れたR−Fe−Co−B−C系永久磁石合金 |
CN107610865A (zh) * | 2017-10-16 | 2018-01-19 | 包头稀土研究院 | 钕铁硼永磁材料的制备方法 |
CN110993233A (zh) * | 2019-12-09 | 2020-04-10 | 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 |
CN111599562A (zh) * | 2020-05-29 | 2020-08-28 | 福建省长汀金龙稀土有限公司 | 一种钕铁硼永磁材料、其原料组合物、其制备方法和应用 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1152393C (zh) * | 1999-09-28 | 2004-06-02 | 潘树明 | 永磁材料的制造方法 |
CN110021466A (zh) * | 2017-12-28 | 2019-07-16 | 厦门钨业股份有限公司 | 一种R-Fe-B-Cu-Al系烧结磁铁及其制备方法 |
CN110364325B (zh) * | 2018-04-09 | 2021-02-26 | 有研稀土新材料股份有限公司 | 一种添加钇的稀土永磁材料及其制备方法 |
US11527340B2 (en) * | 2018-07-09 | 2022-12-13 | Daido Steel Co., Ltd. | RFeB-based sintered magnet |
CN111575598B (zh) * | 2019-02-19 | 2021-11-05 | 有研稀土新材料股份有限公司 | 一种添加钇的稀土永磁材料及其制备方法 |
CN110828089B (zh) * | 2019-11-21 | 2021-03-26 | 厦门钨业股份有限公司 | 钕铁硼磁体材料、原料组合物及制备方法和应用 |
CN110797157B (zh) * | 2019-11-21 | 2021-06-04 | 厦门钨业股份有限公司 | 钕铁硼磁体材料、原料组合物及制备方法和应用 |
CN110993234B (zh) | 2019-12-24 | 2021-06-25 | 厦门钨业股份有限公司 | 高Cu高Al的钕铁硼磁体及其制备方法 |
CN111180159B (zh) | 2019-12-31 | 2021-12-17 | 厦门钨业股份有限公司 | 一种钕铁硼永磁材料、制备方法、应用 |
CN111613408B (zh) * | 2020-06-03 | 2022-05-10 | 福建省长汀金龙稀土有限公司 | 一种r-t-b系永磁材料、原料组合物及其制备方法和应用 |
CN111613409B (zh) * | 2020-06-03 | 2022-05-03 | 福建省长汀金龙稀土有限公司 | 一种r-t-b系永磁材料、原料组合物及其制备方法和应用 |
CN113674944B (zh) * | 2021-07-29 | 2023-10-20 | 福建省长汀金龙稀土有限公司 | 一种钕铁硼磁体材料及其制备方法和应用 |
-
2021
- 2021-07-29 CN CN202110866231.0A patent/CN113674944B/zh active Active
-
2022
- 2022-01-17 JP JP2023544213A patent/JP2024519243A/ja active Pending
- 2022-01-17 KR KR1020237031359A patent/KR20230146595A/ko unknown
- 2022-01-17 WO PCT/CN2022/072255 patent/WO2023005165A1/zh active Application Filing
- 2022-03-02 TW TW111107629A patent/TWI832167B/zh active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04268051A (ja) * | 1991-02-22 | 1992-09-24 | Dowa Mining Co Ltd | 不可逆減磁の小さい熱安定性に優れたR−Fe−Co−B−C系永久磁石合金 |
CN107610865A (zh) * | 2017-10-16 | 2018-01-19 | 包头稀土研究院 | 钕铁硼永磁材料的制备方法 |
CN110993233A (zh) * | 2019-12-09 | 2020-04-10 | 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 |
CN111599562A (zh) * | 2020-05-29 | 2020-08-28 | 福建省长汀金龙稀土有限公司 | 一种钕铁硼永磁材料、其原料组合物、其制备方法和应用 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023005165A1 (zh) * | 2021-07-29 | 2023-02-02 | 福建省长汀金龙稀土有限公司 | 一种钕铁硼磁体材料及其制备方法和应用 |
Also Published As
Publication number | Publication date |
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TW202305841A (zh) | 2023-02-01 |
CN113674944B (zh) | 2023-10-20 |
JP2024519243A (ja) | 2024-05-10 |
WO2023005165A1 (zh) | 2023-02-02 |
TWI832167B (zh) | 2024-02-11 |
KR20230146595A (ko) | 2023-10-19 |
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Effective date of registration: 20220701 Address after: 366300 new industrial zone, Changting Economic Development Zone, Longyan City, Fujian Province Applicant after: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,Ltd. Address before: 366300 new industrial zone, Changting Economic Development Zone, Longyan City, Fujian Province Applicant before: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,Ltd. Applicant before: Xiamen tungsten industry Limited by Share Ltd |
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Address after: 366300 new industrial zone, Changting Economic Development Zone, Longyan City, Fujian Province Patentee after: Fujian Jinlong Rare Earth Co.,Ltd. Address before: 366300 new industrial zone, Changting Economic Development Zone, Longyan City, Fujian Province Patentee before: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,Ltd. |