CN103632790B - 一种高磁能积钕铁硼永磁材料及其制备方法 - Google Patents
一种高磁能积钕铁硼永磁材料及其制备方法 Download PDFInfo
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- CN103632790B CN103632790B CN201310700328.XA CN201310700328A CN103632790B CN 103632790 B CN103632790 B CN 103632790B CN 201310700328 A CN201310700328 A CN 201310700328A CN 103632790 B CN103632790 B CN 103632790B
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- magnet
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- iron
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- 239000000463 material Substances 0.000 title claims abstract description 44
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 10
- 229910052771 Terbium Inorganic materials 0.000 claims abstract description 9
- 229910052802 copper Inorganic materials 0.000 claims abstract description 9
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 9
- 229910052796 boron Inorganic materials 0.000 claims abstract description 8
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 27
- 239000001257 hydrogen Substances 0.000 claims description 23
- 229910052739 hydrogen Inorganic materials 0.000 claims description 23
- 239000000843 powder Substances 0.000 claims description 22
- 229910045601 alloy Inorganic materials 0.000 claims description 19
- 239000000956 alloy Substances 0.000 claims description 19
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 17
- 238000003801 milling Methods 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 15
- 235000012054 meals Nutrition 0.000 claims description 15
- 238000005245 sintering Methods 0.000 claims description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical group [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 10
- 230000006698 induction Effects 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 8
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 150000002431 hydrogen Chemical class 0.000 claims description 6
- 238000003723 Smelting Methods 0.000 claims description 5
- 229910052786 argon Inorganic materials 0.000 claims description 5
- 238000000748 compression moulding Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 5
- 229910052797 bismuth Inorganic materials 0.000 abstract 1
- 229910052707 ruthenium Inorganic materials 0.000 abstract 1
- 239000000047 product Substances 0.000 description 21
- 229910001172 neodymium magnet Inorganic materials 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 238000009768 microwave sintering Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052689 Holmium Inorganic materials 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- KJZYNXUDTRRSPN-UHFFFAOYSA-N holmium atom Chemical compound [Ho] KJZYNXUDTRRSPN-UHFFFAOYSA-N 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000005501 phase interface Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
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Claims (6)
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CN201310700328.XA CN103632790B (zh) | 2013-12-19 | 2013-12-19 | 一种高磁能积钕铁硼永磁材料及其制备方法 |
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CN103632790A CN103632790A (zh) | 2014-03-12 |
CN103632790B true CN103632790B (zh) | 2016-06-01 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106617460A (zh) * | 2016-09-29 | 2017-05-10 | 匡晓明 | 一种可穿戴单人交通工具及其专用人工智能路面 |
CN114898959B (zh) * | 2022-04-29 | 2024-04-12 | 江苏兰诺磁业有限公司 | 一种高矫顽力的钕铁硼硬磁材料及其制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5454998A (en) * | 1994-02-04 | 1995-10-03 | Ybm Technologies, Inc. | Method for producing permanent magnet |
CN103050267A (zh) * | 2012-12-31 | 2013-04-17 | 厦门钨业股份有限公司 | 一种基于细粉热处理的烧结Nd-Fe-B系磁铁制作方法 |
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2013
- 2013-12-19 CN CN201310700328.XA patent/CN103632790B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5454998A (en) * | 1994-02-04 | 1995-10-03 | Ybm Technologies, Inc. | Method for producing permanent magnet |
CN103050267A (zh) * | 2012-12-31 | 2013-04-17 | 厦门钨业股份有限公司 | 一种基于细粉热处理的烧结Nd-Fe-B系磁铁制作方法 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: High-magnetic energy product neodymium-iron-boron permanent-magnet material and preparation method thereof Effective date of registration: 20180724 Granted publication date: 20160601 Pledgee: Sichuan Jiang copper rare earth magnet Co., Ltd. Pledgor: Zhang Zuozhou|Jiangsu Nanfang Permanent Magnetic Technology Co., Ltd. Registration number: 2018990000587 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190823 Granted publication date: 20160601 Pledgee: Sichuan Jiang copper rare earth magnet Co., Ltd. Pledgor: Jiangsu Nanfang Permanent Magnetic Technology Co., Ltd. Registration number: 2018990000587 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |