CN111326305B - 一种r-t-b系永磁材料及其制备方法和应用 - Google Patents
一种r-t-b系永磁材料及其制备方法和应用 Download PDFInfo
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- CN111326305B CN111326305B CN202010132220.5A CN202010132220A CN111326305B CN 111326305 B CN111326305 B CN 111326305B CN 202010132220 A CN202010132220 A CN 202010132220A CN 111326305 B CN111326305 B CN 111326305B
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- 239000000696 magnetic material Substances 0.000 title claims abstract description 43
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 21
- 229910052802 copper Inorganic materials 0.000 claims abstract description 10
- 229910052796 boron Inorganic materials 0.000 claims abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 3
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 3
- 229910052742 iron Inorganic materials 0.000 claims abstract description 3
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 3
- 239000001257 hydrogen Substances 0.000 claims description 29
- 229910052739 hydrogen Inorganic materials 0.000 claims description 29
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 26
- 230000032683 aging Effects 0.000 claims description 26
- 239000010949 copper Substances 0.000 claims description 22
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 17
- 239000002994 raw material Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 239000000843 powder Substances 0.000 claims description 13
- 238000005245 sintering Methods 0.000 claims description 12
- 150000002910 rare earth metals Chemical class 0.000 claims description 10
- 238000003723 Smelting Methods 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 5
- 239000012298 atmosphere Substances 0.000 claims description 4
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 4
- 101100065878 Caenorhabditis elegans sec-10 gene Proteins 0.000 claims description 3
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 3
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 3
- 229910052771 Terbium Inorganic materials 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 150000002431 hydrogen Chemical class 0.000 claims description 3
- 238000010902 jet-milling Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 229910052691 Erbium Inorganic materials 0.000 claims description 2
- 229910052689 Holmium Inorganic materials 0.000 claims description 2
- 229910052765 Lutetium Inorganic materials 0.000 claims description 2
- 229910052775 Thulium Inorganic materials 0.000 claims description 2
- 229910052769 Ytterbium Inorganic materials 0.000 claims description 2
- 239000000498 cooling water Substances 0.000 claims description 2
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- 229910052758 niobium Inorganic materials 0.000 abstract description 4
- 229910052719 titanium Inorganic materials 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 3
- 230000005347 demagnetization Effects 0.000 abstract description 3
- 230000035699 permeability Effects 0.000 abstract description 3
- 239000010959 steel Substances 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 description 9
- 238000001514 detection method Methods 0.000 description 6
- 238000000465 moulding Methods 0.000 description 4
- 229910000521 B alloy Inorganic materials 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000007789 gas 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
- 238000002595 magnetic resonance imaging Methods 0.000 description 1
- 239000006148 magnetic separator Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
Images
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
- 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
-
- 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
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- 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)
Abstract
Description
Claims (20)
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CN202010132220.5A CN111326305B (zh) | 2020-02-29 | 2020-02-29 | 一种r-t-b系永磁材料及其制备方法和应用 |
PCT/CN2021/077181 WO2021169896A1 (zh) | 2020-02-29 | 2021-02-22 | 一种r-t-b系永磁材料及其制备方法和应用 |
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CN202010132220.5A CN111326305B (zh) | 2020-02-29 | 2020-02-29 | 一种r-t-b系永磁材料及其制备方法和应用 |
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CN111326305A CN111326305A (zh) | 2020-06-23 |
CN111326305B true CN111326305B (zh) | 2022-03-01 |
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CN (1) | CN111326305B (zh) |
WO (1) | WO2021169896A1 (zh) |
Families Citing this family (2)
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CN111326305B (zh) * | 2020-02-29 | 2022-03-01 | 厦门钨业股份有限公司 | 一种r-t-b系永磁材料及其制备方法和应用 |
CN112216459B (zh) * | 2020-09-26 | 2024-01-26 | 宁波合力磁材技术有限公司 | 喇叭用磁性材料及其制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003031409A (ja) * | 2001-07-18 | 2003-01-31 | Hitachi Metals Ltd | 耐食性に優れた希土類焼結磁石 |
CN1484837A (zh) * | 2001-11-22 | 2004-03-24 | ס�����������ʽ���� | 纳米复合磁体 |
CN110828089A (zh) * | 2019-11-21 | 2020-02-21 | 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 |
CN110853855A (zh) * | 2019-11-21 | 2020-02-28 | 厦门钨业股份有限公司 | 一种r-t-b系永磁材料及其制备方法和应用 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050098239A1 (en) * | 2003-10-15 | 2005-05-12 | Neomax Co., Ltd. | R-T-B based permanent magnet material alloy and R-T-B based permanent magnet |
WO2016121790A1 (ja) * | 2015-01-27 | 2016-08-04 | 日立金属株式会社 | R-t-b系焼結磁石の製造方法 |
US10242781B2 (en) * | 2015-12-24 | 2019-03-26 | Hitachi Metals, Ltd. | Method for manufacturing R-T-B based sintered magnet |
US10943717B2 (en) * | 2016-02-26 | 2021-03-09 | Tdk Corporation | R-T-B based permanent magnet |
CN110444386B (zh) * | 2019-08-16 | 2021-09-03 | 包头天和磁材科技股份有限公司 | 烧结体、烧结永磁体及其制备方法 |
CN111326305B (zh) * | 2020-02-29 | 2022-03-01 | 厦门钨业股份有限公司 | 一种r-t-b系永磁材料及其制备方法和应用 |
-
2020
- 2020-02-29 CN CN202010132220.5A patent/CN111326305B/zh active Active
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2021
- 2021-02-22 WO PCT/CN2021/077181 patent/WO2021169896A1/zh active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003031409A (ja) * | 2001-07-18 | 2003-01-31 | Hitachi Metals Ltd | 耐食性に優れた希土類焼結磁石 |
CN1484837A (zh) * | 2001-11-22 | 2004-03-24 | ס�����������ʽ���� | 纳米复合磁体 |
CN110828089A (zh) * | 2019-11-21 | 2020-02-21 | 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 |
CN110853855A (zh) * | 2019-11-21 | 2020-02-28 | 厦门钨业股份有限公司 | 一种r-t-b系永磁材料及其制备方法和应用 |
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CN111326305A (zh) | 2020-06-23 |
WO2021169896A1 (zh) | 2021-09-02 |
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Effective date of registration: 20220628 Address after: 366300 new industrial zone, Changting Economic Development Zone, Longyan City, Fujian Province Patentee after: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,Ltd. Address before: 361000 Ke Gang, Haicang District, Fujian, Xiamen Patentee before: XIAMEN TUNGSTEN Co.,Ltd. Patentee before: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,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. |
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