CN103117142B - 一种烧结钕铁硼永磁材料及其制备方法 - Google Patents
一种烧结钕铁硼永磁材料及其制备方法 Download PDFInfo
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- CN103117142B CN103117142B CN201310028697.9A CN201310028697A CN103117142B CN 103117142 B CN103117142 B CN 103117142B CN 201310028697 A CN201310028697 A CN 201310028697A CN 103117142 B CN103117142 B CN 103117142B
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- powder
- sintered
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- mass parts
- permanent magnet
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Abstract
Description
项目 | 原配方 | 现配方 |
矫顽力Hcj(KOe) | 13.68 | 14.82 |
方形度Hk/Hcj(%) | 94.3 | 95.8 |
项目 | 原配方 | 现配方 |
矫顽力Hcj(KOe) | 13.61 | 14.77 |
方形度Hk/Hcj(%) | 94.3 | 95.8 |
项目 | 原配方 | 现配方 |
矫顽力Hcj(KOe) | 13.67 | 14.92 |
方形度Hk/Hcj(%) | 94.8 | 98.3 |
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CN201310028697.9A CN103117142B (zh) | 2013-01-23 | 2013-01-23 | 一种烧结钕铁硼永磁材料及其制备方法 |
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CN201310028697.9A CN103117142B (zh) | 2013-01-23 | 2013-01-23 | 一种烧结钕铁硼永磁材料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN103117142A CN103117142A (zh) | 2013-05-22 |
CN103117142B true CN103117142B (zh) | 2015-11-18 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104449740A (zh) * | 2014-11-25 | 2015-03-25 | 湖南航天磁电有限责任公司 | 一种烧结钕铁硼气流磨用防氧化剂及其使用方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6427205A (en) * | 1987-07-22 | 1989-01-30 | Shinetsu Chemical Co | Manufacture of sintered rare earth permanent magnet |
CN1934283A (zh) * | 2004-06-22 | 2007-03-21 | 信越化学工业株式会社 | R-Fe-B基稀土永磁体材料 |
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2013
- 2013-01-23 CN CN201310028697.9A patent/CN103117142B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6427205A (en) * | 1987-07-22 | 1989-01-30 | Shinetsu Chemical Co | Manufacture of sintered rare earth permanent magnet |
CN1934283A (zh) * | 2004-06-22 | 2007-03-21 | 信越化学工业株式会社 | R-Fe-B基稀土永磁体材料 |
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GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Sintered NdFeB permanent magnet material and preparation method thereof Effective date of registration: 20210918 Granted publication date: 20151118 Pledgee: China Construction Bank Corporation Fenghua sub branch Pledgor: NINGBO SONGKE MAGNETIC MATERIAL Co.,Ltd. Registration number: Y2021330001723 |
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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: 20230314 Granted publication date: 20151118 Pledgee: China Construction Bank Corporation Fenghua sub branch Pledgor: NINGBO SONGKE MAGNETIC MATERIAL Co.,Ltd. Registration number: Y2021330001723 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A sintered neodymium iron boron permanent magnet material and its preparation method Effective date of registration: 20230515 Granted publication date: 20151118 Pledgee: China Construction Bank Corporation Fenghua sub branch Pledgor: NINGBO SONGKE MAGNETIC MATERIAL Co.,Ltd. Registration number: Y2023980040575 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |