CN109712770A - 钐钴磁体及其制造方法 - Google Patents
钐钴磁体及其制造方法 Download PDFInfo
- Publication number
- CN109712770A CN109712770A CN201910079041.7A CN201910079041A CN109712770A CN 109712770 A CN109712770 A CN 109712770A CN 201910079041 A CN201910079041 A CN 201910079041A CN 109712770 A CN109712770 A CN 109712770A
- Authority
- CN
- China
- Prior art keywords
- samarium
- manufacturing
- powder
- alloy powder
- cobalt 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.)
- Granted
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- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 title claims abstract description 51
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 61
- 239000000956 alloy Substances 0.000 claims abstract description 61
- 239000000843 powder Substances 0.000 claims abstract description 60
- 230000005389 magnetism Effects 0.000 claims abstract description 45
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims description 27
- 238000003825 pressing Methods 0.000 claims description 22
- 238000005245 sintering Methods 0.000 claims description 20
- 230000003068 static effect Effects 0.000 claims description 12
- 230000032683 aging Effects 0.000 claims description 9
- 238000010792 warming Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 4
- 238000012805 post-processing Methods 0.000 claims description 4
- 229910000952 Be alloy Inorganic materials 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 30
- 229910052772 Samarium Inorganic materials 0.000 abstract description 15
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 abstract description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 12
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract description 9
- 229910052688 Gadolinium Inorganic materials 0.000 abstract description 8
- 229910017052 cobalt Inorganic materials 0.000 abstract description 8
- 239000010941 cobalt Substances 0.000 abstract description 8
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 6
- 239000010949 copper Substances 0.000 abstract description 6
- 229910052802 copper Inorganic materials 0.000 abstract description 6
- 229910052742 iron Inorganic materials 0.000 abstract description 6
- 229910052726 zirconium Inorganic materials 0.000 abstract description 6
- 238000002844 melting Methods 0.000 description 16
- 230000008018 melting Effects 0.000 description 16
- 238000002156 mixing Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 13
- 239000000654 additive Substances 0.000 description 9
- 230000000996 additive effect Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 238000003801 milling Methods 0.000 description 8
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 229910052761 rare earth metal Inorganic materials 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 238000000498 ball milling Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 150000002910 rare earth metals Chemical class 0.000 description 3
- 239000006104 solid solution Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- TVYNCCPJWWBXRT-UHFFFAOYSA-N [Sm].[Gd] Chemical compound [Sm].[Gd] TVYNCCPJWWBXRT-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000006247 magnetic powder Substances 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- OCKGFTQIICXDQW-ZEQRLZLVSA-N 5-[(1r)-1-hydroxy-2-[4-[(2r)-2-hydroxy-2-(4-methyl-1-oxo-3h-2-benzofuran-5-yl)ethyl]piperazin-1-yl]ethyl]-4-methyl-3h-2-benzofuran-1-one Chemical compound C1=C2C(=O)OCC2=C(C)C([C@@H](O)CN2CCN(CC2)C[C@H](O)C2=CC=C3C(=O)OCC3=C2C)=C1 OCKGFTQIICXDQW-ZEQRLZLVSA-N 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000000713 high-energy ball milling Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000000462 isostatic pressing Methods 0.000 description 1
- 238000010902 jet-milling Methods 0.000 description 1
- 229910052743 krypton Inorganic materials 0.000 description 1
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/07—Alloys based on nickel or cobalt based on cobalt
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/02—Compacting only
- B22F3/04—Compacting only by applying fluid pressure, e.g. by cold isostatic pressing [CIP]
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0433—Nickel- or cobalt-based alloys
- C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
-
- 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
- H01F1/0555—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together
- H01F1/0557—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/248—Thermal after-treatment
-
- 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
- B22F2301/15—Nickel or cobalt
- B22F2301/155—Rare Earth - Co or -Ni intermetallic alloys
-
- 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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- 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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
Description
Claims (10)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910079041.7A CN109712770B (zh) | 2019-01-28 | 2019-01-28 | 钐钴磁体及其制造方法 |
US16/743,494 US11532412B2 (en) | 2019-01-28 | 2020-01-15 | Samarium-cobalt magnets and method for preparing the same |
EP20152208.3A EP3686301B1 (en) | 2019-01-28 | 2020-01-16 | Samarium-cobalt magnets and method for preparing the same |
JP2020005036A JP6951481B2 (ja) | 2019-01-28 | 2020-01-16 | サマリウムコバルト磁石およびその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910079041.7A CN109712770B (zh) | 2019-01-28 | 2019-01-28 | 钐钴磁体及其制造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109712770A true CN109712770A (zh) | 2019-05-03 |
CN109712770B CN109712770B (zh) | 2020-07-07 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910079041.7A Active CN109712770B (zh) | 2019-01-28 | 2019-01-28 | 钐钴磁体及其制造方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11532412B2 (zh) |
EP (1) | EP3686301B1 (zh) |
JP (1) | JP6951481B2 (zh) |
CN (1) | CN109712770B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112222415A (zh) * | 2020-09-29 | 2021-01-15 | 宁波科星材料科技有限公司 | 一种利用钴基回收料制备钴基永磁材料的方法 |
CN112802650A (zh) * | 2020-12-30 | 2021-05-14 | 包头天和磁材科技股份有限公司 | 钐钴磁体及其制备方法和钛的用途 |
CN113936905A (zh) * | 2021-09-30 | 2022-01-14 | 宁波宁港永磁材料有限公司 | 一种钐钴永磁材料的制备方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114255945A (zh) * | 2021-11-30 | 2022-03-29 | 福建省长汀卓尔科技股份有限公司 | 一种添加剂及其应用、2-17型钐钴磁体及其制备方法 |
CN115331942B (zh) * | 2022-08-26 | 2023-05-26 | 西安西工大思强科技股份有限公司 | 一种基于真空速凝炉的钐钴磁体制造方法 |
Citations (6)
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CN101882494A (zh) * | 2010-05-17 | 2010-11-10 | 中国科学院宁波材料技术与工程研究所 | 一种钐钴系烧结磁体材料及其制备方法 |
CN102543418A (zh) * | 2012-01-12 | 2012-07-04 | 北京工业大学 | 氢化钐纳米粉改性制备高磁能积钐-钴基永磁体的方法 |
CN102568807A (zh) * | 2012-01-16 | 2012-07-11 | 北京工业大学 | 纳米Cu粉掺杂制备高矫顽力SmCoFeCuZr高温永磁体的方法 |
WO2013022940A1 (en) * | 2011-08-09 | 2013-02-14 | Electron Energy Corporation | Methods for sequentially laminating rare earth permanent magnets with sulfide-based dielectric layers |
CN105355352A (zh) * | 2015-12-14 | 2016-02-24 | 成都银河磁体股份有限公司 | 一种低矫顽力的钐钴磁体及其制备方法 |
CN107564645A (zh) * | 2017-08-30 | 2018-01-09 | 北京航空航天大学 | 一种具有低剩磁温度系数高温用钐钴永磁材料及制备方法 |
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JPH02122503A (ja) * | 1988-10-31 | 1990-05-10 | Sumitomo Metal Mining Co Ltd | 希土類コバルト系磁石 |
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-
2019
- 2019-01-28 CN CN201910079041.7A patent/CN109712770B/zh active Active
-
2020
- 2020-01-15 US US16/743,494 patent/US11532412B2/en active Active
- 2020-01-16 EP EP20152208.3A patent/EP3686301B1/en active Active
- 2020-01-16 JP JP2020005036A patent/JP6951481B2/ja active Active
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CN101882494A (zh) * | 2010-05-17 | 2010-11-10 | 中国科学院宁波材料技术与工程研究所 | 一种钐钴系烧结磁体材料及其制备方法 |
WO2013022940A1 (en) * | 2011-08-09 | 2013-02-14 | Electron Energy Corporation | Methods for sequentially laminating rare earth permanent magnets with sulfide-based dielectric layers |
CN102543418A (zh) * | 2012-01-12 | 2012-07-04 | 北京工业大学 | 氢化钐纳米粉改性制备高磁能积钐-钴基永磁体的方法 |
CN102568807A (zh) * | 2012-01-16 | 2012-07-11 | 北京工业大学 | 纳米Cu粉掺杂制备高矫顽力SmCoFeCuZr高温永磁体的方法 |
CN105355352A (zh) * | 2015-12-14 | 2016-02-24 | 成都银河磁体股份有限公司 | 一种低矫顽力的钐钴磁体及其制备方法 |
CN107564645A (zh) * | 2017-08-30 | 2018-01-09 | 北京航空航天大学 | 一种具有低剩磁温度系数高温用钐钴永磁材料及制备方法 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112222415A (zh) * | 2020-09-29 | 2021-01-15 | 宁波科星材料科技有限公司 | 一种利用钴基回收料制备钴基永磁材料的方法 |
CN112222415B (zh) * | 2020-09-29 | 2023-09-26 | 宁波科星材料科技有限公司 | 一种利用钴基回收料制备钴基永磁材料的方法 |
CN112802650A (zh) * | 2020-12-30 | 2021-05-14 | 包头天和磁材科技股份有限公司 | 钐钴磁体及其制备方法和钛的用途 |
CN113936905A (zh) * | 2021-09-30 | 2022-01-14 | 宁波宁港永磁材料有限公司 | 一种钐钴永磁材料的制备方法 |
CN113936905B (zh) * | 2021-09-30 | 2022-09-13 | 宁波宁港永磁材料有限公司 | 一种钐钴永磁材料的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
US11532412B2 (en) | 2022-12-20 |
JP2020120112A (ja) | 2020-08-06 |
US20200243233A1 (en) | 2020-07-30 |
EP3686301A1 (en) | 2020-07-29 |
JP6951481B2 (ja) | 2021-10-20 |
CN109712770B (zh) | 2020-07-07 |
EP3686301B1 (en) | 2021-02-24 |
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