JP3773484B2 - ナノコンポジット磁石 - Google Patents
ナノコンポジット磁石 Download PDFInfo
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- JP3773484B2 JP3773484B2 JP2002331867A JP2002331867A JP3773484B2 JP 3773484 B2 JP3773484 B2 JP 3773484B2 JP 2002331867 A JP2002331867 A JP 2002331867A JP 2002331867 A JP2002331867 A JP 2002331867A JP 3773484 B2 JP3773484 B2 JP 3773484B2
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- 239000002114 nanocomposite Substances 0.000 title claims description 99
- 230000005291 magnetic effect Effects 0.000 claims description 164
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 67
- 239000013078 crystal Substances 0.000 claims description 57
- 239000000203 mixture Substances 0.000 claims description 51
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 45
- 239000001301 oxygen Substances 0.000 claims description 45
- 229910052760 oxygen Inorganic materials 0.000 claims description 45
- 150000001875 compounds Chemical class 0.000 claims description 35
- 229910052757 nitrogen Inorganic materials 0.000 claims description 33
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- 229910052761 rare earth metal Inorganic materials 0.000 claims description 27
- 229910052779 Neodymium Inorganic materials 0.000 claims description 23
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- 229910052720 vanadium Inorganic materials 0.000 claims description 14
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 13
- 229910052804 chromium Inorganic materials 0.000 claims description 13
- 229910052750 molybdenum Inorganic materials 0.000 claims description 13
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- 229910052748 manganese Inorganic materials 0.000 claims description 10
- 229910052721 tungsten Inorganic materials 0.000 claims description 10
- 229910052715 tantalum Inorganic materials 0.000 claims description 9
- 230000005294 ferromagnetic effect Effects 0.000 claims description 8
- 229910052735 hafnium Inorganic materials 0.000 claims description 8
- 229910052726 zirconium Inorganic materials 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 229910052733 gallium Inorganic materials 0.000 claims description 7
- 229910052737 gold Inorganic materials 0.000 claims description 7
- 229910052745 lead Inorganic materials 0.000 claims description 7
- 229910052697 platinum Inorganic materials 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 229910052709 silver Inorganic materials 0.000 claims description 7
- 229910052725 zinc Inorganic materials 0.000 claims description 7
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 6
- 229910052771 Terbium Inorganic materials 0.000 claims description 6
- 229910052789 astatine Inorganic materials 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 157
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- 238000010791 quenching Methods 0.000 description 45
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- 239000006247 magnetic powder Substances 0.000 description 29
- 229910052796 boron Inorganic materials 0.000 description 28
- 230000005415 magnetization Effects 0.000 description 26
- 238000002844 melting Methods 0.000 description 26
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- 238000005266 casting Methods 0.000 description 22
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 16
- 229910001172 neodymium magnet Inorganic materials 0.000 description 15
- 239000010949 copper Substances 0.000 description 14
- 230000007423 decrease Effects 0.000 description 14
- 230000005347 demagnetization Effects 0.000 description 14
- 239000012299 nitrogen atmosphere Substances 0.000 description 14
- 239000000843 powder Substances 0.000 description 13
- 239000000470 constituent Substances 0.000 description 12
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 10
- 239000002245 particle Substances 0.000 description 10
- 238000001556 precipitation Methods 0.000 description 10
- 229910052719 titanium Inorganic materials 0.000 description 9
- 230000002093 peripheral effect Effects 0.000 description 8
- 238000003860 storage Methods 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 7
- 230000003993 interaction Effects 0.000 description 7
- 238000002074 melt spinning Methods 0.000 description 7
- 239000002244 precipitate Substances 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 229910052684 Cerium Inorganic materials 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052786 argon Inorganic materials 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 230000006698 induction Effects 0.000 description 5
- 239000011261 inert gas Substances 0.000 description 5
- 229910052746 lanthanum Inorganic materials 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 238000000634 powder X-ray diffraction Methods 0.000 description 4
- 238000004663 powder metallurgy Methods 0.000 description 4
- 150000002910 rare earth metals Chemical class 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000006467 substitution reaction Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000007712 rapid solidification Methods 0.000 description 3
- 238000006722 reduction reaction Methods 0.000 description 3
- 239000003870 refractory metal Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 3
- 229910001047 Hard ferrite Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000005307 ferromagnetism Effects 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000521 B alloy Inorganic materials 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 238000004813 Moessbauer spectroscopy Methods 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000009689 gas atomisation Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000013526 supercooled liquid Substances 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002331867A JP3773484B2 (ja) | 2001-11-22 | 2002-11-15 | ナノコンポジット磁石 |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001-358377 | 2001-11-22 | ||
| JP2001-358378 | 2001-11-22 | ||
| JP2001358377 | 2001-11-22 | ||
| JP2001358378 | 2001-11-22 | ||
| JP2002331867A JP3773484B2 (ja) | 2001-11-22 | 2002-11-15 | ナノコンポジット磁石 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003221655A JP2003221655A (ja) | 2003-08-08 |
| JP2003221655A5 JP2003221655A5 (fr) | 2005-10-27 |
| JP3773484B2 true JP3773484B2 (ja) | 2006-05-10 |
Family
ID=27761208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002331867A Expired - Fee Related JP3773484B2 (ja) | 2001-11-22 | 2002-11-15 | ナノコンポジット磁石 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3773484B2 (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8012269B2 (en) | 2004-12-27 | 2011-09-06 | Shin-Etsu Chemical Co., Ltd. | Nd-Fe-B rare earth permanent magnet material |
| CN100424791C (zh) * | 2005-12-19 | 2008-10-08 | 锦州东方微纳科技有限公司 | 一种高稳定性高磁性快淬R-Fe-B基永磁合金粉 |
| WO2015019513A1 (fr) * | 2013-08-09 | 2015-02-12 | Jx日鉱日石金属株式会社 | Procédé pour la fabrication de poudre de terres rares à base de néodyme-fer-bore ou de cible de pulvérisation cathodique en terres rares à base de néodyme-fer-bore, poudre de terres rares à base de néodyme-fer-bore ou cible de pulvérisation cathodique en terres rares à base de néodyme-fer-bore et couche mince à base de néodyme-fer-bore pour aimant permanent à base de terres rares ou procédé de fabrication s'y rapportant |
| CN114068118B (zh) * | 2021-11-17 | 2023-01-10 | 横店集团东磁股份有限公司 | 一种复合永磁材料及其制备方法和用途 |
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- 2002-11-15 JP JP2002331867A patent/JP3773484B2/ja not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| JP2003221655A (ja) | 2003-08-08 |
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