CN103632833B - 一种高性能高耐蚀烧结钕铁硼磁体的制备方法 - Google Patents
一种高性能高耐蚀烧结钕铁硼磁体的制备方法 Download PDFInfo
- Publication number
- CN103632833B CN103632833B CN201310636575.8A CN201310636575A CN103632833B CN 103632833 B CN103632833 B CN 103632833B CN 201310636575 A CN201310636575 A CN 201310636575A CN 103632833 B CN103632833 B CN 103632833B
- Authority
- CN
- China
- Prior art keywords
- phase alloy
- main
- magnetic
- crystal
- corrosion
- 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.)
- Active
Links
- 238000005260 corrosion Methods 0.000 title claims abstract description 40
- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 39
- 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 claims abstract description 36
- 239000000126 substance Substances 0.000 claims abstract description 36
- 229910052802 copper Inorganic materials 0.000 claims abstract description 35
- 239000010949 copper Substances 0.000 claims abstract description 35
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000012530 fluid Substances 0.000 claims abstract description 28
- 238000007747 plating Methods 0.000 claims abstract description 27
- 230000003213 activating effect Effects 0.000 claims abstract description 25
- 238000005238 degreasing Methods 0.000 claims abstract description 23
- 230000007797 corrosion Effects 0.000 claims abstract description 19
- 238000005245 sintering Methods 0.000 claims abstract description 19
- 239000000843 powder Substances 0.000 claims abstract description 18
- 238000005266 casting Methods 0.000 claims abstract description 15
- 238000005496 tempering Methods 0.000 claims abstract description 15
- 230000002378 acidificating effect Effects 0.000 claims abstract description 9
- 230000004913 activation Effects 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 238000010791 quenching Methods 0.000 claims abstract description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 36
- 239000012071 phase Substances 0.000 claims description 29
- 238000010926 purge Methods 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 17
- 229910045601 alloy Inorganic materials 0.000 claims description 12
- 239000000956 alloy Substances 0.000 claims description 12
- 239000011734 sodium Substances 0.000 claims description 12
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 12
- 239000007791 liquid phase Substances 0.000 claims description 9
- 239000013078 crystal Substances 0.000 claims description 8
- 238000000137 annealing Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 239000003995 emulsifying agent Substances 0.000 claims description 6
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 claims description 5
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 5
- 239000004202 carbamide Substances 0.000 claims description 5
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 4
- 229910052771 Terbium Inorganic materials 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 238000000498 ball milling Methods 0.000 claims description 4
- 238000004880 explosion Methods 0.000 claims description 4
- 229910052733 gallium Inorganic materials 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052737 gold Inorganic materials 0.000 claims description 4
- 239000010931 gold Substances 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 238000003801 milling Methods 0.000 claims description 4
- 229910052750 molybdenum Inorganic materials 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- 229910052726 zirconium Inorganic materials 0.000 claims description 4
- 229910052684 Cerium Inorganic materials 0.000 claims description 2
- 229910052689 Holmium Inorganic materials 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims 7
- 239000007864 aqueous solution Substances 0.000 claims 3
- 238000005516 engineering process Methods 0.000 abstract description 12
- 230000000171 quenching effect Effects 0.000 abstract description 6
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 abstract description 5
- 239000000696 magnetic material Substances 0.000 abstract description 3
- 229910000906 Bronze Inorganic materials 0.000 abstract description 2
- 238000010923 batch production Methods 0.000 abstract description 2
- 239000010974 bronze Substances 0.000 abstract description 2
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 abstract description 2
- 238000001291 vacuum drying Methods 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 229910052779 Neodymium Inorganic materials 0.000 description 6
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 6
- 239000000446 fuel Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 238000005275 alloying Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000006253 efflorescence Methods 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 230000005713 exacerbation Effects 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Landscapes
- Manufacturing Cores, Coils, And Magnets (AREA)
- Hard Magnetic Materials (AREA)
Abstract
Description
测试磁体种类 | 质量损失(mg/cm2) |
未镀铜磁粉制成的磁体 | 35.2 |
镀铜磁粉制成的磁体 | 0.58 |
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310636575.8A CN103632833B (zh) | 2013-12-03 | 2013-12-03 | 一种高性能高耐蚀烧结钕铁硼磁体的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310636575.8A CN103632833B (zh) | 2013-12-03 | 2013-12-03 | 一种高性能高耐蚀烧结钕铁硼磁体的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103632833A CN103632833A (zh) | 2014-03-12 |
CN103632833B true CN103632833B (zh) | 2015-12-09 |
Family
ID=50213766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310636575.8A Active CN103632833B (zh) | 2013-12-03 | 2013-12-03 | 一种高性能高耐蚀烧结钕铁硼磁体的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103632833B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN105405636A (zh) * | 2015-12-22 | 2016-03-16 | 龙岩紫荆创新研究院 | 一种利用3d打印技术制备添加铈的钕铁硼磁体的方法 |
CN106601462A (zh) * | 2016-12-14 | 2017-04-26 | 中国工程物理研究院材料研究所 | 一种提高烧结Nd‑Fe‑B磁体抗腐蚀性能的表面晶界改性方法及其制备的产品 |
CN108015293B (zh) * | 2017-12-21 | 2021-04-13 | 宁波金轮磁材技术有限公司 | 一种双合金钕铁硼稀土永磁体及其制造方法 |
CN110911077B (zh) * | 2019-11-18 | 2021-02-12 | 江苏大学 | 一种高矫顽力钕铈铁硼磁体的制备方法 |
CN114855056B (zh) * | 2022-04-11 | 2022-11-01 | 杭州永磁集团有限公司 | 一种掺杂有铸造铝镍钴的异质结烧结铝镍钴的制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03123009A (ja) * | 1989-06-09 | 1991-05-24 | Kanegafuchi Chem Ind Co Ltd | 合成樹脂結合型磁石の製造方法 |
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 |
CN1913053A (zh) * | 2006-08-25 | 2007-02-14 | 浙江大学 | 高耐腐蚀性烧结钕铁硼的制备方法 |
CN101320609A (zh) * | 2008-03-21 | 2008-12-10 | 浙江大学 | 晶界相重构的高耐蚀性烧结钕铁硼磁体及其制备方法 |
CN103187168A (zh) * | 2013-04-11 | 2013-07-03 | 中国石油大学(华东) | 一种超强耐腐蚀性钕铁硼磁体的制备方法 |
-
2013
- 2013-12-03 CN CN201310636575.8A patent/CN103632833B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03123009A (ja) * | 1989-06-09 | 1991-05-24 | Kanegafuchi Chem Ind Co Ltd | 合成樹脂結合型磁石の製造方法 |
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 |
CN1913053A (zh) * | 2006-08-25 | 2007-02-14 | 浙江大学 | 高耐腐蚀性烧结钕铁硼的制备方法 |
CN101320609A (zh) * | 2008-03-21 | 2008-12-10 | 浙江大学 | 晶界相重构的高耐蚀性烧结钕铁硼磁体及其制备方法 |
CN103187168A (zh) * | 2013-04-11 | 2013-07-03 | 中国石油大学(华东) | 一种超强耐腐蚀性钕铁硼磁体的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN103632833A (zh) | 2014-03-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103632833B (zh) | 一种高性能高耐蚀烧结钕铁硼磁体的制备方法 | |
CN100456395C (zh) | 高耐腐蚀性烧结钕铁硼的制备方法 | |
CN110911077B (zh) | 一种高矫顽力钕铈铁硼磁体的制备方法 | |
CN102347126B (zh) | 一种高性能烧结钕铁硼稀土永磁材料及制造方法 | |
CN103106991A (zh) | 基于晶界重构的高矫顽力高稳定性钕铁硼磁体及制备方法 | |
CN111383833A (zh) | 一种稀土钕铁硼磁体晶界扩散方法 | |
CN103426624B (zh) | 钕铁硼永磁体的制备方法 | |
CN104681268B (zh) | 一种提高烧结钕铁硼磁体矫顽力的处理方法 | |
CN104681225A (zh) | 一种提高烧结钕铁硼材料性能的处理方法 | |
CN104505206A (zh) | 一种高矫顽力烧结钕铁硼的制备方法及产品 | |
CN103839670A (zh) | 一种制备高矫顽力的烧结钕铁硼永磁体的方法 | |
WO2019114487A1 (zh) | 稀土永磁材料及其制备方法 | |
CN103187168B (zh) | 一种超强耐腐蚀性钕铁硼磁体的制备方法 | |
CN104821218A (zh) | 一种锌铝钛钴复合添加的烧结钕铁硼磁体及其制备方法 | |
CN106205924A (zh) | 一种高性能钕铁硼磁体的制备方法 | |
CN108389711A (zh) | 一种具有高矫顽力的烧结钕铁硼磁体的制备方法 | |
CN107564723A (zh) | 高矫顽力钕铁硼磁体的制备方法 | |
CN104584156A (zh) | 稀土永磁体的制造方法 | |
CN105931784A (zh) | 一种耐腐蚀含铈稀土永磁材料及其制备方法 | |
JP2001230108A (ja) | 耐食性希土類磁石の製造方法 | |
CN104103415B (zh) | 一种氢化镝纳米粉末掺杂制备各向异性NdFeB稀土永磁体的方法 | |
CN113838622A (zh) | 一种高矫顽力烧结钕铁硼磁体及其制备方法 | |
CN104103414A (zh) | 一种制备高矫顽力各向异性纳米晶钕铁硼永磁体的方法 | |
CN111748783A (zh) | 一种用于磁性材料镀膜的多元系重稀土金属靶材 | |
CN110364352A (zh) | 一种钕铁硼永磁材料的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201221 Address after: No. 101, Nanxu Avenue, Zhenjiang City, Jiangsu Province, 212000 Patentee after: JIANGSU HUIZHI INTELLECTUAL PROPERTY SERVICES Co.,Ltd. Address before: Zhenjiang City, Jiangsu Province, 212013 Jingkou District Road No. 301 Patentee before: JIANGSU University Effective date of registration: 20201221 Address after: 224200 No.8 Beihai Road, Dongtai City, Yancheng City, Jiangsu Province Patentee after: Dongtai science and Technology Service Center Address before: No. 101, Nanxu Avenue, Zhenjiang City, Jiangsu Province, 212000 Patentee before: JIANGSU HUIZHI INTELLECTUAL PROPERTY SERVICES Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210423 Address after: 48 No. 224200 Yancheng City Dongtai city of Jiangsu Province East New District East Avenue Patentee after: Dongtai Chengdong science and Technology Pioneer Park Management Co.,Ltd. Address before: 224200 No.8 Beihai Road, Dongtai City, Yancheng City, Jiangsu Province Patentee before: Dongtai science and Technology Service Center |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20140312 Assignee: Dongtai tepusong Machinery Equipment Co.,Ltd. Assignor: Dongtai Chengdong science and Technology Pioneer Park Management Co.,Ltd. Contract record no.: X2023980043158 Denomination of invention: A Preparation Method for High Performance and High Corrosion Resistance Sintered Neodymium Iron Boron Magnets Granted publication date: 20151209 License type: Common License Record date: 20231012 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20140312 Assignee: Dongtai Donggao Electronic Information Technology Co.,Ltd. Assignor: Dongtai Chengdong science and Technology Pioneer Park Management Co.,Ltd. Contract record no.: X2023980045160 Denomination of invention: A Preparation Method for High Performance and High Corrosion Resistance Sintered Neodymium Iron Boron Magnets Granted publication date: 20151209 License type: Common License Record date: 20231102 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20140312 Assignee: Dongtai Gaoxin Mechanical Equipment Co.,Ltd. Assignor: Dongtai Chengdong science and Technology Pioneer Park Management Co.,Ltd. Contract record no.: X2023980046304 Denomination of invention: A Preparation Method for High Performance and High Corrosion Resistance Sintered Neodymium Iron Boron Magnets Granted publication date: 20151209 License type: Common License Record date: 20231110 |