JP2000306753A - Ｒ‐Ｆｅ‐Ｂ系永久磁石の製造方法とＲ‐Ｆｅ‐Ｂ系永久磁石成形用潤滑剤 - Google Patents
Ｒ‐Ｆｅ‐Ｂ系永久磁石の製造方法とＲ‐Ｆｅ‐Ｂ系永久磁石成形用潤滑剤Info
- Publication number
- JP2000306753A JP2000306753A JP11113800A JP11380099A JP2000306753A JP 2000306753 A JP2000306753 A JP 2000306753A JP 11113800 A JP11113800 A JP 11113800A JP 11380099 A JP11380099 A JP 11380099A JP 2000306753 A JP2000306753 A JP 2000306753A
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- lubricant
- depolymerized polymer
- boiling point
- molding
- 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.)
- Pending
Links
- 239000000314 lubricant Substances 0.000 title claims abstract description 40
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 239000000843 powder Substances 0.000 claims abstract description 45
- 238000000465 moulding Methods 0.000 claims abstract description 30
- 229920000642 polymer Polymers 0.000 claims abstract description 29
- 239000002904 solvent Substances 0.000 claims abstract description 25
- 238000009835 boiling Methods 0.000 claims abstract description 17
- 239000002480 mineral oil Substances 0.000 claims abstract description 13
- 235000010446 mineral oil Nutrition 0.000 claims abstract description 13
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 9
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 9
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 9
- 229910000521 B alloy Inorganic materials 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 abstract description 15
- 239000000956 alloy Substances 0.000 abstract description 15
- 239000011230 binding agent Substances 0.000 abstract description 7
- 239000013078 crystal Substances 0.000 abstract description 7
- 239000013557 residual solvent Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 18
- 238000010298 pulverizing process Methods 0.000 description 18
- 239000000203 mixture Substances 0.000 description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 239000002245 particle Substances 0.000 description 8
- 229910052761 rare earth metal Inorganic materials 0.000 description 8
- 239000002994 raw material Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 238000005245 sintering Methods 0.000 description 7
- 230000007423 decrease Effects 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 229910052796 boron Inorganic materials 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- -1 fatty acid ester Chemical class 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910000640 Fe alloy Inorganic materials 0.000 description 2
- 229910052779 Neodymium Inorganic materials 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- 235000021355 Stearic acid Nutrition 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- QYDYPVFESGNLHU-KHPPLWFESA-N methyl oleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC QYDYPVFESGNLHU-KHPPLWFESA-N 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000008117 stearic acid Substances 0.000 description 2
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- LVGKNOAMLMIIKO-UHFFFAOYSA-N Elaidinsaeure-aethylester Natural products CCCCCCCCC=CCCCCCCCC(=O)OCC LVGKNOAMLMIIKO-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 229910052810 boron oxide Inorganic materials 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 239000008116 calcium stearate Substances 0.000 description 1
- 235000013539 calcium stearate Nutrition 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- QYDYPVFESGNLHU-UHFFFAOYSA-N elaidic acid methyl ester Natural products CCCCCCCCC=CCCCCCCCC(=O)OC QYDYPVFESGNLHU-UHFFFAOYSA-N 0.000 description 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000010902 jet-milling Methods 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 239000006082 mold release agent Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 150000003505 terpenes Chemical class 0.000 description 1
- 235000007586 terpenes Nutrition 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 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)
- Powder Metallurgy (AREA)
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11113800A JP2000306753A (ja) | 1999-04-21 | 1999-04-21 | Ｒ‐Ｆｅ‐Ｂ系永久磁石の製造方法とＲ‐Ｆｅ‐Ｂ系永久磁石成形用潤滑剤 |
| US09/446,334 US6361738B1 (en) | 1998-04-22 | 1999-04-22 | Method of producing R-Fe-B permanent magnet, and lubricant agent and release agent for use in shaping the same |
| CNB200410063479XA CN1288679C (zh) | 1998-04-22 | 1999-04-22 | 生产R－Fe－B磁体的方法和用于模压加工该磁体的润滑剂 |
| CNB998008664A CN1196145C (zh) | 1998-04-22 | 1999-04-22 | 生产R－Fe－B磁体的方法和用于模压加工该磁体的润滑剂 |
| EP99917110A EP0991086B1 (en) | 1998-04-22 | 1999-04-22 | METHOD FOR PRODUCING R-Fe-B PERMANENT MAGNET, LUBRICATING AGENT AND RELEASE AGENT FOR USE IN SHAPING THE SAME |
| DE69941106T DE69941106D1 (de) | 1998-04-22 | 1999-04-22 | Herstellungsverfahren eines r-fe-b dauermagnets, schmiermittel und trennmittel zur anwendung in die formgebung |
| PCT/JP1999/002151 WO1999054892A1 (fr) | 1998-04-22 | 1999-04-22 | PROCEDE DE PRODUCTION D'UN AIMANT PERMANENT R-Fe-B, AGENT LUBRIFIANT ET AGENT DE LIBERATION UTILISES DANS SON FAÇONNAGE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11113800A JP2000306753A (ja) | 1999-04-21 | 1999-04-21 | Ｒ‐Ｆｅ‐Ｂ系永久磁石の製造方法とＲ‐Ｆｅ‐Ｂ系永久磁石成形用潤滑剤 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000306753A true JP2000306753A (ja) | 2000-11-02 |
| JP2000306753A5 JP2000306753A5 (enrdf_load_stackoverflow) | 2005-12-08 |
Family
ID=14621406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11113800A Pending JP2000306753A (ja) | 1998-04-22 | 1999-04-21 | Ｒ‐Ｆｅ‐Ｂ系永久磁石の製造方法とＲ‐Ｆｅ‐Ｂ系永久磁石成形用潤滑剤 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000306753A (enrdf_load_stackoverflow) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002294303A (ja) * | 2001-03-29 | 2002-10-09 | Sumitomo Special Metals Co Ltd | Ｒ−Ｆｅ−Ｂ系合金の造粒粉の製造方法およびＲ−Ｆｅ−Ｂ系合金焼結体の製造方法 |
| JP2011135041A (ja) * | 2009-11-25 | 2011-07-07 | Tdk Corp | 希土類焼結磁石の製造方法 |
| WO2012176509A1 (ja) * | 2011-06-24 | 2012-12-27 | 日東電工株式会社 | 希土類永久磁石及び希土類永久磁石の製造方法 |
| JP2013030738A (ja) * | 2011-06-24 | 2013-02-07 | Nitto Denko Corp | 希土類永久磁石及び希土類永久磁石の製造方法 |
| JP2013030745A (ja) * | 2011-06-24 | 2013-02-07 | Nitto Denko Corp | 希土類永久磁石及び希土類永久磁石の製造方法 |
| EP2597660A2 (en) | 2004-07-01 | 2013-05-29 | Intermetallics Co., Ltd. | Method and system for manufacturing sintered rare-earth magnet having magnetic anisotropy |
-
1999
- 1999-04-21 JP JP11113800A patent/JP2000306753A/ja active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002294303A (ja) * | 2001-03-29 | 2002-10-09 | Sumitomo Special Metals Co Ltd | Ｒ−Ｆｅ−Ｂ系合金の造粒粉の製造方法およびＲ−Ｆｅ−Ｂ系合金焼結体の製造方法 |
| EP2597660A2 (en) | 2004-07-01 | 2013-05-29 | Intermetallics Co., Ltd. | Method and system for manufacturing sintered rare-earth magnet having magnetic anisotropy |
| EP2597659A2 (en) | 2004-07-01 | 2013-05-29 | Intermetallics Co., Ltd. | Method and system for manufacturing sintered rare-earth magnet having magnetic anisotropy |
| US8545641B2 (en) | 2004-07-01 | 2013-10-01 | Intermetallics Co., Ltd. | Method and system for manufacturing sintered rare-earth magnet having magnetic anisotropy |
| JP2011135041A (ja) * | 2009-11-25 | 2011-07-07 | Tdk Corp | 希土類焼結磁石の製造方法 |
| WO2012176509A1 (ja) * | 2011-06-24 | 2012-12-27 | 日東電工株式会社 | 希土類永久磁石及び希土類永久磁石の製造方法 |
| JP2013030738A (ja) * | 2011-06-24 | 2013-02-07 | Nitto Denko Corp | 希土類永久磁石及び希土類永久磁石の製造方法 |
| JP2013030745A (ja) * | 2011-06-24 | 2013-02-07 | Nitto Denko Corp | 希土類永久磁石及び希土類永久磁石の製造方法 |
| TWI459410B (zh) * | 2011-06-24 | 2014-11-01 | 日東電工股份有限公司 | Manufacture method of rare earth permanent magnets and rare earth permanent magnets |
| US9281107B2 (en) | 2011-06-24 | 2016-03-08 | Nitto Denko Corporation | Rare-earth permanent magnet and method for manufacturing rare-earth permanent magnet |
| US9991033B2 (en) | 2011-06-24 | 2018-06-05 | Nitto Denko Corporation | Rare-earth permanent magnet and method for manufacturing rare-earth permanent magnet |
| US9991034B2 (en) | 2011-06-24 | 2018-06-05 | Nitto Denko Corporation | Rare-earth permanent magnet and method for manufacturing rare-earth permanent magnet |
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