CN113724993B - 一种利用含Ce永磁废料制备再生扩散磁体的方法 - Google Patents
一种利用含Ce永磁废料制备再生扩散磁体的方法 Download PDFInfo
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- CN113724993B CN113724993B CN202110990706.7A CN202110990706A CN113724993B CN 113724993 B CN113724993 B CN 113724993B CN 202110990706 A CN202110990706 A CN 202110990706A CN 113724993 B CN113724993 B CN 113724993B
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 48
- 239000001257 hydrogen Substances 0.000 claims description 48
- 229910052739 hydrogen Inorganic materials 0.000 claims description 48
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 34
- 150000002910 rare earth metals Chemical class 0.000 claims description 33
- 238000005245 sintering Methods 0.000 claims description 20
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 8
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- 238000006356 dehydrogenation reaction Methods 0.000 claims description 8
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- 238000009689 gas atomisation Methods 0.000 claims description 4
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- 229910052751 metal Inorganic materials 0.000 claims description 4
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- 150000002739 metals Chemical class 0.000 claims description 4
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 229910052733 gallium Inorganic materials 0.000 claims description 3
- 238000012387 aerosolization Methods 0.000 claims description 2
- 238000009740 moulding (composite fabrication) Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 16
- 238000011084 recovery Methods 0.000 abstract description 14
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- 238000002360 preparation method Methods 0.000 abstract description 7
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- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 210000001161 mammalian embryo Anatomy 0.000 description 8
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- 229910000881 Cu alloy Inorganic materials 0.000 description 4
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- 229910000831 Steel Inorganic materials 0.000 description 1
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- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- RZJQYRCNDBMIAG-UHFFFAOYSA-N [Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Zn].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn] Chemical class [Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Cu].[Zn].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Ag].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn].[Sn] RZJQYRCNDBMIAG-UHFFFAOYSA-N 0.000 description 1
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- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
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- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- -1 rare earth hydride Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- 230000009467 reduction Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
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- 238000002490 spark plasma sintering Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
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CN202110990706.7A CN113724993B (zh) | 2021-08-26 | 2021-08-26 | 一种利用含Ce永磁废料制备再生扩散磁体的方法 |
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CN202110990706.7A CN113724993B (zh) | 2021-08-26 | 2021-08-26 | 一种利用含Ce永磁废料制备再生扩散磁体的方法 |
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CN113724993A CN113724993A (zh) | 2021-11-30 |
CN113724993B true CN113724993B (zh) | 2024-06-04 |
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CN114974874B (zh) * | 2022-06-28 | 2023-09-12 | 安徽大地熊新材料股份有限公司 | 利用废旧烧结钕铁硼磁体制备再生磁体的方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101572145A (zh) * | 2009-01-21 | 2009-11-04 | 有研稀土新材料股份有限公司 | 一种片状稀土永磁粉及其制备方法 |
CN101952915A (zh) * | 2008-02-20 | 2011-01-19 | 株式会社爱发科 | 废磁体的再生方法 |
CN106128672A (zh) * | 2016-06-20 | 2016-11-16 | 钢铁研究总院 | 一种扩散烧结连续化RE‑Fe‑B磁体及其制备方法 |
CN107570711A (zh) * | 2017-07-11 | 2018-01-12 | 张家港创博金属科技有限公司 | 一种脉冲小孔喷射法连续高效制备均一球形微粒子的方法及装置 |
CN109192495A (zh) * | 2018-11-07 | 2019-01-11 | 安徽大地熊新材料股份有限公司 | 一种再生烧结钕铁硼永磁体的制备方法 |
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2021
- 2021-08-26 CN CN202110990706.7A patent/CN113724993B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101952915A (zh) * | 2008-02-20 | 2011-01-19 | 株式会社爱发科 | 废磁体的再生方法 |
CN101572145A (zh) * | 2009-01-21 | 2009-11-04 | 有研稀土新材料股份有限公司 | 一种片状稀土永磁粉及其制备方法 |
CN106128672A (zh) * | 2016-06-20 | 2016-11-16 | 钢铁研究总院 | 一种扩散烧结连续化RE‑Fe‑B磁体及其制备方法 |
CN107570711A (zh) * | 2017-07-11 | 2018-01-12 | 张家港创博金属科技有限公司 | 一种脉冲小孔喷射法连续高效制备均一球形微粒子的方法及装置 |
CN109192495A (zh) * | 2018-11-07 | 2019-01-11 | 安徽大地熊新材料股份有限公司 | 一种再生烧结钕铁硼永磁体的制备方法 |
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Address after: 341000 No. 1, chutanwei Academy of Sciences Road, Chutan Town, Ganxian District, Ganzhou City, Jiangxi Province Applicant after: Jiangxi Rare Earth Research Institute Chinese Academy of Sciences Address before: 341003 No.36, Huangjin Avenue, Ganzhou economic and Technological Development Zone, Ganzhou City, Jiangxi Province Applicant before: Jiangxi Rare Earth Research Institute Chinese Academy of Sciences |
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