JP2011124394A5 - - Google Patents
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- Publication number
- JP2011124394A5 JP2011124394A5 JP2009281023A JP2009281023A JP2011124394A5 JP 2011124394 A5 JP2011124394 A5 JP 2011124394A5 JP 2009281023 A JP2009281023 A JP 2009281023A JP 2009281023 A JP2009281023 A JP 2009281023A JP 2011124394 A5 JP2011124394 A5 JP 2011124394A5
- Authority
- JP
- Japan
- Prior art keywords
- magnetic powder
- rare earth
- magnet
- container
- resin binder
- 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
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- 239000006247 magnetic powder Substances 0.000 claims description 93
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 74
- 150000002910 rare earth metals Chemical group 0.000 claims description 70
- 229920005989 resin Polymers 0.000 claims description 62
- 239000011347 resin Substances 0.000 claims description 62
- 239000011230 binding agent Substances 0.000 claims description 50
- 238000000034 method Methods 0.000 claims description 38
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 36
- 229910052760 oxygen Inorganic materials 0.000 claims description 36
- 239000001301 oxygen Substances 0.000 claims description 36
- 239000000463 material Substances 0.000 claims description 34
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 18
- 238000007254 oxidation reaction Methods 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 16
- 230000003647 oxidation Effects 0.000 claims description 15
- 229910045601 alloy Inorganic materials 0.000 claims description 14
- 239000000956 alloy Substances 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 13
- 230000001590 oxidative effect Effects 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 3
- 238000000197 pyrolysis Methods 0.000 claims description 3
- 239000002344 surface layer Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 description 19
- 239000003822 epoxy resin Substances 0.000 description 16
- 229920000647 polyepoxide Polymers 0.000 description 16
- 230000005347 demagnetization Effects 0.000 description 14
- 238000002347 injection Methods 0.000 description 14
- 239000007924 injection Substances 0.000 description 14
- 239000011261 inert gas Substances 0.000 description 12
- 230000002427 irreversible effect Effects 0.000 description 12
- 230000005291 magnetic effect Effects 0.000 description 10
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 229920001187 thermosetting polymer Polymers 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 229920005992 thermoplastic resin Polymers 0.000 description 8
- 238000005259 measurement Methods 0.000 description 7
- 229910001172 neodymium magnet Inorganic materials 0.000 description 7
- 239000004734 Polyphenylene sulfide Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 229920000069 polyphenylene sulfide Polymers 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000004455 differential thermal analysis Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000010298 pulverizing process Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 229920006122 polyamide resin Polymers 0.000 description 4
- 229930003836 cresol Natural products 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000002411 thermogravimetry Methods 0.000 description 3
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 2
- QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 description 2
- 229910017493 Nd 2 O 3 Inorganic materials 0.000 description 2
- 229910052779 Neodymium Inorganic materials 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 229910052772 Samarium Inorganic materials 0.000 description 2
- 239000006087 Silane Coupling Agent Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000748 compression moulding Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004070 electrodeposition Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229920003986 novolac Polymers 0.000 description 2
- 239000005011 phenolic resin Substances 0.000 description 2
- 229920001568 phenolic resin Polymers 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910001199 N alloy Inorganic materials 0.000 description 1
- 229920000299 Nylon 12 Polymers 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001896 cresols Chemical class 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 238000004453 electron probe microanalysis Methods 0.000 description 1
- 239000005007 epoxy-phenolic resin Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 229920003208 poly(ethylene sulfide) Polymers 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011802 pulverized particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009281023A JP5366779B2 (ja) | 2009-12-10 | 2009-12-10 | 希土類ボンド磁石の磁性粉回収方法，回収した磁性粉を用いた希土類ボンド磁石用の磁石材料，その磁石材料及び希土類ボンド磁石の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009281023A JP5366779B2 (ja) | 2009-12-10 | 2009-12-10 | 希土類ボンド磁石の磁性粉回収方法，回収した磁性粉を用いた希土類ボンド磁石用の磁石材料，その磁石材料及び希土類ボンド磁石の製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2011124394A JP2011124394A (ja) | 2011-06-23 |
| JP2011124394A5 true JP2011124394A5 (enExample) | 2012-07-05 |
| JP5366779B2 JP5366779B2 (ja) | 2013-12-11 |
Family
ID=44287990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009281023A Active JP5366779B2 (ja) | 2009-12-10 | 2009-12-10 | 希土類ボンド磁石の磁性粉回収方法，回収した磁性粉を用いた希土類ボンド磁石用の磁石材料，その磁石材料及び希土類ボンド磁石の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5366779B2 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6160180B2 (ja) * | 2013-03-29 | 2017-07-12 | 愛知製鋼株式会社 | 希土類ボンド磁石からの磁石粉末回収方法 |
| JP6236661B2 (ja) * | 2013-11-08 | 2017-11-29 | 株式会社ジンテク | ボンド磁石から磁性体粒子を回収する方法 |
| CN106001541B (zh) * | 2016-05-23 | 2018-03-13 | 北京工业大学 | 一种废旧hddr粘结钕铁硼永磁体的回收再利用方法 |
| CN105772734B (zh) * | 2016-05-23 | 2017-10-31 | 北京工业大学 | 一种废旧快淬粘结钕铁硼磁粉的回收再利用方法 |
| JP7488449B2 (ja) * | 2020-03-18 | 2024-05-22 | 日本製鉄株式会社 | 塊成化物製造用バインダー、それを用いた塊成化物の製造方法、還元鉄の製造方法、塊成化物 |
| CN112768221B (zh) * | 2020-12-29 | 2023-01-31 | 横店集团东磁股份有限公司 | 一种注塑磁回料的回收利用方法 |
| CN114101686B (zh) * | 2021-11-09 | 2023-07-25 | 中磁科技股份有限公司 | 一种钕铁硼氧化毛坯的处理方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07111208A (ja) * | 1993-10-13 | 1995-04-25 | Seiko Epson Corp | 樹脂結合型磁石 |
| JPH1055908A (ja) * | 1996-08-09 | 1998-02-24 | Bridgestone Corp | ボンド磁石のリサイクル方法、ボンド磁石用組成物及び焼結磁石 |
| JP2002217052A (ja) * | 2001-01-22 | 2002-08-02 | Sumitomo Metal Ind Ltd | 希土類磁石の再生方法 |
| JP2004146713A (ja) * | 2002-10-28 | 2004-05-20 | Hitachi Metals Ltd | Ｒ−ｔ−ｎ系磁粉の製造方法およびｒ−ｔ−ｎ系ボンド磁石の製造方法 |
| JP2005223263A (ja) * | 2004-02-09 | 2005-08-18 | Sumitomo Metal Mining Co Ltd | 希土類永久磁石の製造方法及び得られた希土類永久磁石 |
| JP2006283099A (ja) * | 2005-03-31 | 2006-10-19 | Tdk Corp | 希土類合金微粉の製造方法 |
-
2009
- 2009-12-10 JP JP2009281023A patent/JP5366779B2/ja active Active
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