CN1913053A - 高耐腐蚀性烧结钕铁硼的制备方法 - Google Patents
高耐腐蚀性烧结钕铁硼的制备方法 Download PDFInfo
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- CN1913053A CN1913053A CN 200610053144 CN200610053144A CN1913053A CN 1913053 A CN1913053 A CN 1913053A CN 200610053144 CN200610053144 CN 200610053144 CN 200610053144 A CN200610053144 A CN 200610053144A CN 1913053 A CN1913053 A CN 1913053A
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- China
- Prior art keywords
- magnetic
- preparation
- corrosion resistance
- iron boron
- neodymium iron
- 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
Links
- 238000005260 corrosion Methods 0.000 title claims abstract description 45
- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 44
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 230000007797 corrosion Effects 0.000 title claims description 41
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 title claims description 26
- 239000010949 copper Substances 0.000 claims abstract description 57
- 229910052802 copper Inorganic materials 0.000 claims abstract description 53
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000007747 plating Methods 0.000 claims abstract description 34
- 239000000843 powder Substances 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 28
- 238000005245 sintering Methods 0.000 claims abstract description 27
- 239000001257 hydrogen Substances 0.000 claims abstract description 24
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 24
- 239000000126 substance Substances 0.000 claims abstract description 22
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000005266 casting Methods 0.000 claims abstract description 13
- 238000005516 engineering process Methods 0.000 claims abstract description 10
- 239000006247 magnetic powder Substances 0.000 claims abstract description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 42
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 36
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 35
- 230000003213 activating effect Effects 0.000 claims description 27
- 239000012530 fluid Substances 0.000 claims description 26
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 24
- 238000005238 degreasing Methods 0.000 claims description 24
- 229910000521 B alloy Inorganic materials 0.000 claims description 22
- 239000011734 sodium Substances 0.000 claims description 16
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 11
- 238000005496 tempering Methods 0.000 claims description 10
- 239000002202 Polyethylene glycol Substances 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 8
- 238000000748 compression moulding Methods 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 8
- 239000003995 emulsifying agent Substances 0.000 claims description 8
- 238000003801 milling Methods 0.000 claims description 8
- 229920001223 polyethylene glycol Polymers 0.000 claims description 8
- 238000001291 vacuum drying Methods 0.000 claims description 8
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 claims description 7
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 7
- 239000004202 carbamide Substances 0.000 claims description 7
- 238000000498 ball milling Methods 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- WXHLLJAMBQLULT-UHFFFAOYSA-N 2-[[6-[4-(2-hydroxyethyl)piperazin-1-yl]-2-methylpyrimidin-4-yl]amino]-n-(2-methyl-6-sulfanylphenyl)-1,3-thiazole-5-carboxamide;hydrate Chemical compound O.C=1C(N2CCN(CCO)CC2)=NC(C)=NC=1NC(S1)=NC=C1C(=O)NC1=C(C)C=CC=C1S WXHLLJAMBQLULT-UHFFFAOYSA-N 0.000 claims description 3
- 229910052733 gallium Inorganic materials 0.000 claims description 3
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 2
- 229910052771 Terbium Inorganic materials 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 abstract description 18
- 239000000956 alloy Substances 0.000 abstract description 18
- 238000004880 explosion Methods 0.000 abstract description 2
- 238000000227 grinding Methods 0.000 abstract 2
- 238000001035 drying Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 31
- 239000012071 phase Substances 0.000 description 23
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 229910052779 Neodymium Inorganic materials 0.000 description 12
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 12
- 238000013467 fragmentation Methods 0.000 description 9
- 238000006062 fragmentation reaction Methods 0.000 description 9
- 239000007788 liquid Substances 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 150000002431 hydrogen Chemical class 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- 238000005275 alloying Methods 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000006356 dehydrogenation reaction Methods 0.000 description 3
- 238000005984 hydrogenation reaction Methods 0.000 description 3
- 239000003082 abrasive agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005518 electrochemistry Effects 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 101710088194 Dehydrogenase Proteins 0.000 description 1
- 229910003271 Ni-Fe Inorganic materials 0.000 description 1
- 229910018104 Ni-P Inorganic materials 0.000 description 1
- 229910018536 Ni—P Inorganic materials 0.000 description 1
- -1 TiN Chemical class 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000007578 melt-quenching technique Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Landscapes
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
Description
样品 | 测试前质量(mg) | 测试后质量(mg) | 质量损失(mg/cm2) |
未镀铜磁粉制成的磁体 | 3000.00 | 2820.00 | 180.00 |
镀铜磁粉制成的磁体 | 3000.00 | 2999.61 | 0.39 |
样品 | 测试前质量(mg) | 测试后质量(mg) | 质量损失(mg/cm2) |
未镀铜磁粉制成的磁体 | 3000.00 | 2953.90 | 46.10 |
镀铜磁粉制成的磁体 | 3000.00 | 2999.93 | 0.07 |
样品 | 测试前质量(mg) | 测试后质量(mg) | 质量损失(mg/cm2) |
未镀铜磁粉制成的磁体 | 3000.00 | 2797.00 | 203.00 |
镀铜磁粉制成的磁体 | 3000.00 | 2999.28 | 0.72 |
样品 | 测试前质量(mg) | 测试后质量(mg) | 质量损失(mg/cm2) |
未镀铜磁粉制成的磁体 | 3000.00 | 2875.00 | 125.00 |
镀铜磁粉制成的磁体 | 3000.00 | 2999.74 | 0.26 |
样品 | 测试前质量(mg) | 测试后质量(mg) | 质量损失(mg/cm2) |
未镀铜磁粉制成的磁体 | 3000.00 | 2925.00 | 75.00 |
镀铜磁粉制成的磁体 | 3000.00 | 2999.85 | 0.15 |
样品 | 测试前质量(mg) | 测试后质量(mg) | 质量损失(mg/cm2) |
未镀铜磁粉制成的磁体 | 3000.00 | 2962.40 | 37.60 |
镀铜磁粉制成的磁体 | 3000.00 | 2999.95 | 0.05 |
Claims (5)
Priority Applications (1)
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CNB2006100531449A CN100456395C (zh) | 2006-08-25 | 2006-08-25 | 高耐腐蚀性烧结钕铁硼的制备方法 |
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CNB2006100531449A CN100456395C (zh) | 2006-08-25 | 2006-08-25 | 高耐腐蚀性烧结钕铁硼的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN1913053A true CN1913053A (zh) | 2007-02-14 |
CN100456395C CN100456395C (zh) | 2009-01-28 |
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CNB2006100531449A Expired - Fee Related CN100456395C (zh) | 2006-08-25 | 2006-08-25 | 高耐腐蚀性烧结钕铁硼的制备方法 |
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Cited By (12)
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CN101937753A (zh) * | 2010-08-10 | 2011-01-05 | 天津海特磁性材料有限公司 | 粘结钕铁硼磁体真空浸渗厌氧胶的生产工艺及其用途 |
CN102447357A (zh) * | 2011-11-04 | 2012-05-09 | 无锡天宝电机有限公司 | 一种改善加工性的电机用烧结钕铁硼的制备方法 |
CN102528053A (zh) * | 2011-12-31 | 2012-07-04 | 北京工业大学 | 一种高矫顽力锰铋磁粉的批量制备方法 |
CN102623166A (zh) * | 2012-04-17 | 2012-08-01 | 江苏大学 | 一种高性能铸态钕铁硼磁体的制备方法 |
CN103212714A (zh) * | 2013-04-27 | 2013-07-24 | 安徽大地熊新材料股份有限公司 | 制备钕铁硼材料的方法 |
CN103632833A (zh) * | 2013-12-03 | 2014-03-12 | 江苏大学 | 一种高性能高耐蚀烧结钕铁硼磁体的制备方法 |
CN103903826A (zh) * | 2014-04-04 | 2014-07-02 | 北京工业大学 | 一种耐腐蚀性钕铁硼永磁体 |
CN103903851A (zh) * | 2014-04-04 | 2014-07-02 | 北京工业大学 | 一种制备耐腐蚀钕铁硼永磁体的方法 |
CN103920495A (zh) * | 2014-04-21 | 2014-07-16 | 沈阳师范大学 | 一种二元钴基非贵金属Co-B催化剂及其制备方法 |
CN104046967A (zh) * | 2014-05-28 | 2014-09-17 | 沈阳师范大学 | 一种Co-P纳米催化材料的制备方法 |
CN105551707A (zh) * | 2016-02-25 | 2016-05-04 | 廊坊京磁精密材料有限公司 | 一种钕铁硼磁体原料粉末及其处理工艺 |
CN112259314A (zh) * | 2020-09-25 | 2021-01-22 | 南京理工大学 | 一种R(Fe,M)12型的稀土永磁材料及其制备方法 |
Family Cites Families (3)
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CN1696324A (zh) * | 2005-05-18 | 2005-11-16 | 西北有色金属研究院 | 一种高使用温度的耐热钕铁硼合金材料及其制备方法 |
CN100334657C (zh) * | 2005-05-18 | 2007-08-29 | 西北有色金属研究院 | 一种耐热R-Fe-B系永磁材料及其制备方法 |
CN1752283A (zh) * | 2005-10-27 | 2006-03-29 | 上海大学 | Nd-Fe-B永磁材料表面镀层的方法 |
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2006
- 2006-08-25 CN CNB2006100531449A patent/CN100456395C/zh not_active Expired - Fee Related
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101937753B (zh) * | 2010-08-10 | 2011-12-14 | 天津海特磁性材料有限公司 | 粘结钕铁硼磁体真空浸渗厌氧胶的生产工艺及其用途 |
CN101937753A (zh) * | 2010-08-10 | 2011-01-05 | 天津海特磁性材料有限公司 | 粘结钕铁硼磁体真空浸渗厌氧胶的生产工艺及其用途 |
CN102447357A (zh) * | 2011-11-04 | 2012-05-09 | 无锡天宝电机有限公司 | 一种改善加工性的电机用烧结钕铁硼的制备方法 |
CN102528053A (zh) * | 2011-12-31 | 2012-07-04 | 北京工业大学 | 一种高矫顽力锰铋磁粉的批量制备方法 |
CN102623166A (zh) * | 2012-04-17 | 2012-08-01 | 江苏大学 | 一种高性能铸态钕铁硼磁体的制备方法 |
CN103212714B (zh) * | 2013-04-27 | 2015-04-22 | 安徽大地熊新材料股份有限公司 | 制备钕铁硼材料的方法 |
CN103212714A (zh) * | 2013-04-27 | 2013-07-24 | 安徽大地熊新材料股份有限公司 | 制备钕铁硼材料的方法 |
CN103632833B (zh) * | 2013-12-03 | 2015-12-09 | 江苏大学 | 一种高性能高耐蚀烧结钕铁硼磁体的制备方法 |
CN103632833A (zh) * | 2013-12-03 | 2014-03-12 | 江苏大学 | 一种高性能高耐蚀烧结钕铁硼磁体的制备方法 |
CN103903851A (zh) * | 2014-04-04 | 2014-07-02 | 北京工业大学 | 一种制备耐腐蚀钕铁硼永磁体的方法 |
CN103903826A (zh) * | 2014-04-04 | 2014-07-02 | 北京工业大学 | 一种耐腐蚀性钕铁硼永磁体 |
CN103903851B (zh) * | 2014-04-04 | 2016-10-26 | 北京工业大学 | 一种制备耐腐蚀钕铁硼永磁体的方法 |
CN103920495A (zh) * | 2014-04-21 | 2014-07-16 | 沈阳师范大学 | 一种二元钴基非贵金属Co-B催化剂及其制备方法 |
CN104046967A (zh) * | 2014-05-28 | 2014-09-17 | 沈阳师范大学 | 一种Co-P纳米催化材料的制备方法 |
CN104046967B (zh) * | 2014-05-28 | 2016-03-16 | 沈阳师范大学 | 一种Co-P纳米催化材料的制备方法 |
CN105551707A (zh) * | 2016-02-25 | 2016-05-04 | 廊坊京磁精密材料有限公司 | 一种钕铁硼磁体原料粉末及其处理工艺 |
CN112259314A (zh) * | 2020-09-25 | 2021-01-22 | 南京理工大学 | 一种R(Fe,M)12型的稀土永磁材料及其制备方法 |
CN112259314B (zh) * | 2020-09-25 | 2024-02-13 | 南京理工大学 | 一种R(Fe,M)12型的稀土永磁材料及其制备方法 |
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