CN101443862A - 稀土类永久磁铁的制造方法 - Google Patents
稀土类永久磁铁的制造方法 Download PDFInfo
- Publication number
- CN101443862A CN101443862A CNA2007800173367A CN200780017336A CN101443862A CN 101443862 A CN101443862 A CN 101443862A CN A2007800173367 A CNA2007800173367 A CN A2007800173367A CN 200780017336 A CN200780017336 A CN 200780017336A CN 101443862 A CN101443862 A CN 101443862A
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- Prior art keywords
- magnet
- overlay film
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- manufacture method
- evaporation
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Links
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims description 68
- 150000002910 rare earth metals Chemical class 0.000 title abstract description 4
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 230000008021 deposition Effects 0.000 claims abstract description 23
- 238000001704 evaporation Methods 0.000 claims description 66
- 230000008020 evaporation Effects 0.000 claims description 66
- 239000012141 concentrate Substances 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 23
- 229910052749 magnesium Inorganic materials 0.000 claims description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- 239000013078 crystal Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 25
- 238000007740 vapor deposition Methods 0.000 abstract description 3
- 230000004927 fusion Effects 0.000 description 24
- 238000012360 testing method Methods 0.000 description 23
- 238000000151 deposition Methods 0.000 description 22
- 229910052739 hydrogen Inorganic materials 0.000 description 8
- 230000007797 corrosion Effects 0.000 description 7
- 238000005260 corrosion Methods 0.000 description 7
- 239000001257 hydrogen Substances 0.000 description 7
- 239000012266 salt solution Substances 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- 238000005480 shot peening Methods 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000007767 bonding agent Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000006104 solid solution Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 238000010583 slow cooling Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
- H01F41/026—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets protecting methods against environmental influences, e.g. oxygen, by surface treatment
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/16—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/54—Controlling or regulating the coating process
- C23C14/541—Heating or cooling of the substrates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0205—Magnetic circuits with PM in general
- H01F7/0221—Mounting means for PM, supporting, coating, encapsulating PM
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Hard Magnetic Materials (AREA)
Abstract
Description
Al | Mg | 0 | |
主相 | 96.1 | 2.5 | 1.4 |
Mg浓缩相 | 76.5 | 21.6 | 1.9 |
Claims (12)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP099527/2006 | 2006-03-31 | ||
JP2006099527 | 2006-03-31 | ||
PCT/JP2007/057097 WO2007114336A1 (ja) | 2006-03-31 | 2007-03-30 | 希土類系永久磁石の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101443862A true CN101443862A (zh) | 2009-05-27 |
CN101443862B CN101443862B (zh) | 2011-08-31 |
Family
ID=38563603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800173367A Active CN101443862B (zh) | 2006-03-31 | 2007-03-30 | 稀土类永久磁铁的制造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8641832B2 (zh) |
EP (1) | EP2003662B1 (zh) |
JP (1) | JP4241901B2 (zh) |
CN (1) | CN101443862B (zh) |
WO (1) | WO2007114336A1 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5056267B2 (ja) * | 2007-08-24 | 2012-10-24 | 日立金属株式会社 | Mgを含むAl被膜を表面に有する希土類系永久磁石およびその製造方法 |
JP5326730B2 (ja) * | 2009-03-26 | 2013-10-30 | 日立金属株式会社 | 耐塩水性に優れた希土類系永久磁石の製造方法 |
JP5348110B2 (ja) * | 2010-10-28 | 2013-11-20 | Tdk株式会社 | 希土類磁石、希土類磁石の製造方法及び回転機 |
JP5348109B2 (ja) * | 2010-10-28 | 2013-11-20 | Tdk株式会社 | 希土類磁石、希土類磁石の製造方法及び回転機 |
CN104480440A (zh) | 2014-11-05 | 2015-04-01 | 烟台首钢磁性材料股份有限公司 | 小尺寸钕铁硼磁体表面真空镀膜方法及专用镀膜设备 |
JP6394484B2 (ja) * | 2015-04-28 | 2018-09-26 | 信越化学工業株式会社 | 希土類磁石の製造方法及び希土類化合物の塗布装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1316375C (en) | 1982-08-21 | 1993-04-20 | Masato Sagawa | Magnetic materials and permanent magnets |
US4792368A (en) | 1982-08-21 | 1988-12-20 | Sumitomo Special Metals Co., Ltd. | Magnetic materials and permanent magnets |
EP0799900A1 (en) * | 1996-04-04 | 1997-10-08 | Hoogovens Aluminium Walzprodukte GmbH | High strength aluminium-magnesium alloy material for large welded structures |
JP3351768B2 (ja) | 1998-08-31 | 2002-12-03 | 住友特殊金属株式会社 | 耐食性皮膜を有するFe−B−R系永久磁石の製造方法 |
JP3176597B2 (ja) | 1998-09-10 | 2001-06-18 | 住友特殊金属株式会社 | 耐食性永久磁石およびその製造方法 |
JP2000282262A (ja) | 1999-03-30 | 2000-10-10 | Nippon Steel Corp | 耐食性に優れた溶融アルミめっき系鋼板 |
JP3801418B2 (ja) | 1999-05-14 | 2006-07-26 | 株式会社Neomax | 表面処理方法 |
JP4560971B2 (ja) | 2000-03-23 | 2010-10-13 | 日立金属株式会社 | 蒸着被膜形成装置 |
EP1136587B1 (en) * | 2000-03-23 | 2013-05-15 | Hitachi Metals, Ltd. | Deposited-film forming apparatus |
US6861089B2 (en) * | 2000-07-10 | 2005-03-01 | Neomax Co. Ltd. | Method of inhibiting production of projections in metal deposited-film |
JP4747462B2 (ja) | 2001-08-10 | 2011-08-17 | 日立金属株式会社 | 蒸着被膜を表面に有する希土類系永久磁石の製造方法 |
JP2003100537A (ja) * | 2001-09-27 | 2003-04-04 | Sumitomo Special Metals Co Ltd | 希土類系永久磁石の製造方法 |
JP2005105311A (ja) * | 2003-09-29 | 2005-04-21 | Neomax Co Ltd | 被処理物の表面処理方法、表面処理された希土類系永久磁石およびAl被膜の硬度を高める方法 |
JP2005191276A (ja) | 2003-12-25 | 2005-07-14 | Neomax Co Ltd | 希土類系永久磁石に対する耐塩水性付与方法および耐塩水性に優れた希土類系永久磁石 |
-
2007
- 2007-03-30 CN CN2007800173367A patent/CN101443862B/zh active Active
- 2007-03-30 EP EP07740533.0A patent/EP2003662B1/en active Active
- 2007-03-30 WO PCT/JP2007/057097 patent/WO2007114336A1/ja active Search and Examination
- 2007-03-30 JP JP2008508653A patent/JP4241901B2/ja active Active
- 2007-03-30 US US12/295,372 patent/US8641832B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP2003662A4 (en) | 2014-06-11 |
US8641832B2 (en) | 2014-02-04 |
CN101443862B (zh) | 2011-08-31 |
WO2007114336A1 (ja) | 2007-10-11 |
US20100006182A1 (en) | 2010-01-14 |
JP4241901B2 (ja) | 2009-03-18 |
JPWO2007114336A1 (ja) | 2009-08-20 |
EP2003662B1 (en) | 2015-09-30 |
EP2003662A1 (en) | 2008-12-17 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20090527 Assignee: Beijing Jingci Magnet Co., Ltd. Assignor: Hitachi Metals Co., Ltd. Contract record no.: 2013990000374 Denomination of invention: Method for producing R-T-B based rare earth element permanent magnet Granted publication date: 20110831 License type: Common License Record date: 20130703 Application publication date: 20090527 Assignee: Antai Science and Technology Co., Ltd. Assignor: Hitachi Metals Co., Ltd. Contract record no.: 2013990000365 Denomination of invention: Method for producing R-T-B based rare earth element permanent magnet Granted publication date: 20110831 License type: Common License Record date: 20130701 Application publication date: 20090527 Assignee: Beijing Zhongke Sanhuan High-Tech Co., Ltd. Assignor: Hitachi Metals Co., Ltd. Contract record no.: 2013990000364 Denomination of invention: Method for producing R-T-B based rare earth element permanent magnet Granted publication date: 20110831 License type: Common License Record date: 20130701 Application publication date: 20090527 Assignee: Beijing Jingci Magnet Co., Ltd. Assignor: Hitachi Metals Co., Ltd. Contract record no.: 2013990000374 Denomination of invention: Method for producing R-T-B based rare earth element permanent magnet Granted publication date: 20110831 License type: Common License Record date: 20130703 Application publication date: 20090527 Assignee: Antai Science and Technology Co., Ltd. Assignor: Hitachi Metals Co., Ltd. Contract record no.: 2013990000365 Denomination of invention: Method for producing R-T-B based rare earth element permanent magnet Granted publication date: 20110831 License type: Common License Record date: 20130701 Application publication date: 20090527 Assignee: Beijing Zhongke Sanhuan High-Tech Co., Ltd. Assignor: Hitachi Metals Co., Ltd. Contract record no.: 2013990000364 Denomination of invention: Method for producing R-T-B based rare earth element permanent magnet Granted publication date: 20110831 License type: Common License Record date: 20130701 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20090527 Assignee: Ningbo Yunsheng Co., Ltd. Assignor: Hitachi Metals Co., Ltd. Contract record no.: 2014990000031 Denomination of invention: Method for producing R-T-B based rare earth element permanent magnet Granted publication date: 20110831 License type: Common License Record date: 20140114 Application publication date: 20090527 Assignee: Ningbo Yunsheng Co., Ltd. Assignor: Hitachi Metals Co., Ltd. Contract record no.: 2014990000031 Denomination of invention: Method for producing R-T-B based rare earth element permanent magnet Granted publication date: 20110831 License type: Common License Record date: 20140114 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
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Address after: Japan Tokyo port harbor 2 chome No. 70 Patentee after: Hitachi Metals Co., Ltd. Address before: Tokyo, Japan Patentee before: Hitachi Metals Co., Ltd. Address after: Japan Tokyo port harbor 2 chome No. 70 Patentee after: Hitachi Metals Co., Ltd. Address before: Tokyo, Japan Patentee before: Hitachi Metals Co., Ltd. |
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EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20090527 Assignee: Hitachi metal ring Ci material (Nantong) Co. Ltd. Assignor: Hitachi Metals Contract record no.: 2017990000034 Denomination of invention: Method for producing R-T-B based rare earth element permanent magnet Granted publication date: 20110831 License type: Common License Record date: 20170209 Application publication date: 20090527 Assignee: Hitachi metal ring Ci material (Nantong) Co. Ltd. Assignor: Hitachi Metals Contract record no.: 2017990000034 Denomination of invention: Method for producing R-T-B based rare earth element permanent magnet Granted publication date: 20110831 License type: Common License Record date: 20170209 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CI03 | Correction of invention patent |
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 |
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CI03 | Correction of invention patent |