CN106024235B - R-t-b系烧结磁体 - Google Patents
R-t-b系烧结磁体 Download PDFInfo
- Publication number
- CN106024235B CN106024235B CN201610117968.1A CN201610117968A CN106024235B CN 106024235 B CN106024235 B CN 106024235B CN 201610117968 A CN201610117968 A CN 201610117968A CN 106024235 B CN106024235 B CN 106024235B
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- CN
- China
- Prior art keywords
- amount
- mass
- sintered magnet
- dividing
- value obtained
- 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.)
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- 239000000203 mixture Substances 0.000 claims abstract description 29
- 229910052782 aluminium Inorganic materials 0.000 claims description 22
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 18
- 229910052799 carbon Inorganic materials 0.000 claims description 17
- 229910052742 iron Inorganic materials 0.000 claims description 16
- 229910052719 titanium Inorganic materials 0.000 claims description 13
- 229910052733 gallium Inorganic materials 0.000 claims description 9
- 239000010936 titanium Substances 0.000 description 53
- 239000000843 powder Substances 0.000 description 48
- 238000000034 method Methods 0.000 description 41
- 229910045601 alloy Inorganic materials 0.000 description 36
- 239000000956 alloy Substances 0.000 description 36
- 229910052751 metal Inorganic materials 0.000 description 35
- 239000002184 metal Substances 0.000 description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 30
- 150000001875 compounds Chemical class 0.000 description 29
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 27
- 230000008859 change Effects 0.000 description 26
- 239000007789 gas Substances 0.000 description 18
- 238000004868 gas analysis Methods 0.000 description 18
- 238000010298 pulverizing process Methods 0.000 description 18
- 239000002994 raw material Substances 0.000 description 18
- 229910052760 oxygen Inorganic materials 0.000 description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 14
- 238000010438 heat treatment Methods 0.000 description 14
- 239000001301 oxygen Substances 0.000 description 14
- 239000012535 impurity Substances 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 13
- 238000000465 moulding Methods 0.000 description 13
- 229910052757 nitrogen Inorganic materials 0.000 description 13
- 239000002245 particle Substances 0.000 description 13
- 238000001816 cooling Methods 0.000 description 12
- 229910052739 hydrogen Inorganic materials 0.000 description 11
- 238000010521 absorption reaction Methods 0.000 description 10
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 9
- 239000000314 lubricant Substances 0.000 description 9
- 238000007493 shaping process Methods 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 8
- 239000001257 hydrogen Substances 0.000 description 8
- 238000002156 mixing Methods 0.000 description 8
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 8
- 238000005266 casting Methods 0.000 description 7
- 230000007423 decrease Effects 0.000 description 7
- 238000005259 measurement Methods 0.000 description 6
- 238000005245 sintering Methods 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 229910052796 boron Inorganic materials 0.000 description 5
- 229910001339 C alloy Inorganic materials 0.000 description 4
- 229910000640 Fe alloy Inorganic materials 0.000 description 4
- ZDVYABSQRRRIOJ-UHFFFAOYSA-N boron;iron Chemical compound [Fe]#B ZDVYABSQRRRIOJ-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 238000006356 dehydrogenation reaction Methods 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 238000007561 laser diffraction method Methods 0.000 description 4
- 230000005415 magnetization Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- QMQXDJATSGGYDR-UHFFFAOYSA-N methylidyneiron Chemical compound [C].[Fe] QMQXDJATSGGYDR-UHFFFAOYSA-N 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000700 radioactive tracer Substances 0.000 description 4
- 238000004381 surface treatment Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 229910001873 dinitrogen Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- -1 electrolytic Co Substances 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- NAWXUBYGYWOOIX-SFHVURJKSA-N (2s)-2-[[4-[2-(2,4-diaminoquinazolin-6-yl)ethyl]benzoyl]amino]-4-methylidenepentanedioic acid Chemical compound C1=CC2=NC(N)=NC(N)=C2C=C1CCC1=CC=C(C(=O)N[C@@H](CC(=C)C(O)=O)C(O)=O)C=C1 NAWXUBYGYWOOIX-SFHVURJKSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910052779 Neodymium Inorganic materials 0.000 description 2
- 229910001154 Pr alloy Inorganic materials 0.000 description 2
- 229910052777 Praseodymium Inorganic materials 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 230000005347 demagnetization Effects 0.000 description 2
- 238000004993 emission spectroscopy Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000009616 inductively coupled plasma Methods 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 229910000048 titanium hydride Inorganic materials 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 229910000521 B alloy Inorganic materials 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- RKLPWYXSIBFAJB-UHFFFAOYSA-N [Nd].[Pr] Chemical compound [Nd].[Pr] RKLPWYXSIBFAJB-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
- H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
Abstract
Description
Claims (2)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015068689 | 2015-03-30 | ||
| JP2015-068689 | 2015-03-30 | ||
| JP2016025792A JP6627555B2 (ja) | 2015-03-30 | 2016-02-15 | R−t−b系焼結磁石 |
| JP2016-025792 | 2016-02-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106024235A CN106024235A (zh) | 2016-10-12 |
| CN106024235B true CN106024235B (zh) | 2020-01-17 |
Family
ID=57082957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610117968.1A Active CN106024235B (zh) | 2015-03-30 | 2016-03-02 | R-t-b系烧结磁体 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106024235B (zh) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110619984B (zh) * | 2018-06-19 | 2021-12-07 | 厦门钨业股份有限公司 | 一种低B含量的R-Fe-B系烧结磁铁及其制备方法 |
| CN111009369B (zh) * | 2019-10-29 | 2021-08-27 | 厦门钨业股份有限公司 | 一种稀土永磁材料及其制备方法和应用 |
| CN111261356B (zh) * | 2020-02-29 | 2022-03-15 | 厦门钨业股份有限公司 | 一种r-t-b系永磁材料及其制备方法和应用 |
| CN111243811B (zh) * | 2020-02-29 | 2021-07-30 | 厦门钨业股份有限公司 | 一种钕铁硼材料及其制备方法和应用 |
| CN111243810B (zh) * | 2020-02-29 | 2021-08-06 | 厦门钨业股份有限公司 | 一种稀土永磁材料及其制备方法和应用 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101256859A (zh) * | 2007-04-16 | 2008-09-03 | 有研稀土新材料股份有限公司 | 一种稀土合金铸片及其制备方法 |
| CN102360654A (zh) * | 2010-05-14 | 2012-02-22 | 信越化学工业株式会社 | R-t-b稀土烧结磁体 |
| CN102436889A (zh) * | 2011-11-16 | 2012-05-02 | 宁波同创强磁材料有限公司 | 钛锆镓复合添加的低失重钕铁硼磁性材料及其制备方法 |
| CN102903471A (zh) * | 2011-07-28 | 2013-01-30 | 比亚迪股份有限公司 | 一种钕铁硼永磁材料及其制备方法 |
| CN103093921A (zh) * | 2013-01-29 | 2013-05-08 | 烟台首钢磁性材料股份有限公司 | 一种r-t-b-m-c系烧结磁铁及其制造方法及专用装置 |
| CN104321838A (zh) * | 2012-02-23 | 2015-01-28 | 吉坤日矿日石金属株式会社 | 钕基稀土类永久磁铁及其制造方法 |
-
2016
- 2016-03-02 CN CN201610117968.1A patent/CN106024235B/zh active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101256859A (zh) * | 2007-04-16 | 2008-09-03 | 有研稀土新材料股份有限公司 | 一种稀土合金铸片及其制备方法 |
| CN102360654A (zh) * | 2010-05-14 | 2012-02-22 | 信越化学工业株式会社 | R-t-b稀土烧结磁体 |
| CN102903471A (zh) * | 2011-07-28 | 2013-01-30 | 比亚迪股份有限公司 | 一种钕铁硼永磁材料及其制备方法 |
| CN102436889A (zh) * | 2011-11-16 | 2012-05-02 | 宁波同创强磁材料有限公司 | 钛锆镓复合添加的低失重钕铁硼磁性材料及其制备方法 |
| CN104321838A (zh) * | 2012-02-23 | 2015-01-28 | 吉坤日矿日石金属株式会社 | 钕基稀土类永久磁铁及其制造方法 |
| CN103093921A (zh) * | 2013-01-29 | 2013-05-08 | 烟台首钢磁性材料股份有限公司 | 一种r-t-b-m-c系烧结磁铁及其制造方法及专用装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106024235A (zh) | 2016-10-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20161012 Assignee: Hitachi metal ring Ci material (Nantong) Co.,Ltd. Assignor: HITACHI METALS, Ltd. Contract record no.: 2017990000034 Denomination of invention: R-T-B sintered magnet License type: Common License Record date: 20170209 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CI02 | Correction of invention patent application | ||
| CI02 | Correction of invention patent application |
Correction item: A transferee of the entry into force of the contract Correct: Hitachi metal ring magnets (Nantong) Co.,Ltd. False: Hitachi metal ring Ci material (Nantong) Co.,Ltd. Number: 11 Volume: 33 |
|
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 6-36 Toyosu 5-chome, Koto ku, Tokyo, Japan Patentee after: Bomai Licheng Co.,Ltd. Country or region after: Japan Address before: Tokyo Capital of Japan Patentee before: HITACHI METALS, Ltd. Country or region before: Japan |