JPS5964739A - 磁気等方性の硬磁性合金組成物およびその製造方法 - Google Patents
磁気等方性の硬磁性合金組成物およびその製造方法Info
- Publication number
- JPS5964739A JPS5964739A JP58160620A JP16062083A JPS5964739A JP S5964739 A JPS5964739 A JP S5964739A JP 58160620 A JP58160620 A JP 58160620A JP 16062083 A JP16062083 A JP 16062083A JP S5964739 A JPS5964739 A JP S5964739A
- Authority
- JP
- Japan
- Prior art keywords
- alloy
- boron
- iron
- rare earth
- hard magnetic
- 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
Links
- 229910052761 rare earth metal Inorganic materials 0.000 title claims description 71
- 229910052723 transition metal Inorganic materials 0.000 title claims description 38
- 229910001004 magnetic alloy Inorganic materials 0.000 title claims description 30
- 150000002910 rare earth metals Chemical class 0.000 title description 11
- 229910045601 alloy Inorganic materials 0.000 claims description 246
- 239000000956 alloy Substances 0.000 claims description 246
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 171
- 230000005291 magnetic effect Effects 0.000 claims description 117
- 239000000203 mixture Substances 0.000 claims description 105
- 229910052796 boron Inorganic materials 0.000 claims description 97
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 91
- 229910052742 iron Inorganic materials 0.000 claims description 81
- 238000010791 quenching Methods 0.000 claims description 57
- 229910052779 Neodymium Inorganic materials 0.000 claims description 53
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 claims description 47
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 29
- 238000010438 heat treatment Methods 0.000 claims description 29
- 230000000171 quenching effect Effects 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 28
- 238000000137 annealing Methods 0.000 claims description 27
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 claims description 25
- 150000003624 transition metals Chemical class 0.000 claims description 24
- 229910017052 cobalt Inorganic materials 0.000 claims description 23
- 239000010941 cobalt Substances 0.000 claims description 23
- 238000001816 cooling Methods 0.000 claims description 23
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 22
- 239000013078 crystal Substances 0.000 claims description 12
- 229910052771 Terbium Inorganic materials 0.000 claims description 9
- 239000000696 magnetic material Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000002844 melting Methods 0.000 claims description 9
- 229910052772 Samarium Inorganic materials 0.000 claims description 8
- 230000008018 melting Effects 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 claims description 8
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 7
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 6
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 4
- 229910052691 Erbium Inorganic materials 0.000 claims description 3
- 229910052689 Holmium Inorganic materials 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- 229910052775 Thulium Inorganic materials 0.000 claims description 2
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 claims description 2
- KJZYNXUDTRRSPN-UHFFFAOYSA-N holmium atom Chemical compound [Ho] KJZYNXUDTRRSPN-UHFFFAOYSA-N 0.000 claims description 2
- 229910052769 Ytterbium Inorganic materials 0.000 claims 1
- NAWDYIZEMPQZHO-UHFFFAOYSA-N ytterbium Chemical compound [Yb] NAWDYIZEMPQZHO-UHFFFAOYSA-N 0.000 claims 1
- 230000005347 demagnetization Effects 0.000 description 32
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 20
- 238000002074 melt spinning Methods 0.000 description 17
- 229910000640 Fe alloy Inorganic materials 0.000 description 14
- 238000007792 addition Methods 0.000 description 14
- 230000015572 biosynthetic process Effects 0.000 description 13
- 238000005755 formation reaction Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 13
- 230000005415 magnetization Effects 0.000 description 12
- 229910001172 neodymium magnet Inorganic materials 0.000 description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 229910052759 nickel Inorganic materials 0.000 description 10
- 230000007423 decrease Effects 0.000 description 9
- 229910000521 B alloy Inorganic materials 0.000 description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 8
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical group [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 8
- 229910052804 chromium Inorganic materials 0.000 description 8
- 239000011651 chromium Substances 0.000 description 8
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 239000000155 melt Substances 0.000 description 8
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 7
- 229910052746 lanthanum Inorganic materials 0.000 description 7
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 7
- 229910052748 manganese Inorganic materials 0.000 description 7
- 239000011572 manganese Substances 0.000 description 7
- 239000000758 substrate Substances 0.000 description 7
- 238000002083 X-ray spectrum Methods 0.000 description 6
- 230000005381 magnetic domain Effects 0.000 description 6
- 239000010453 quartz Substances 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000006467 substitution reaction Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 238000002441 X-ray diffraction Methods 0.000 description 5
- 230000002411 adverse Effects 0.000 description 5
- 229910052786 argon Inorganic materials 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 238000000646 scanning calorimetry Methods 0.000 description 5
- 238000001878 scanning electron micrograph Methods 0.000 description 5
- 229910052684 Cerium Inorganic materials 0.000 description 4
- 229910000583 Nd alloy Inorganic materials 0.000 description 4
- PXAWCNYZAWMWIC-UHFFFAOYSA-N [Fe].[Nd] Chemical compound [Fe].[Nd] PXAWCNYZAWMWIC-UHFFFAOYSA-N 0.000 description 4
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000004626 scanning electron microscopy Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000001747 exhibiting effect Effects 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 229910052747 lanthanoid Inorganic materials 0.000 description 3
- 150000002602 lanthanoids Chemical class 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 125000003821 2-(trimethylsilyl)ethoxymethyl group Chemical group [H]C([H])([H])[Si](C([H])([H])[H])(C([H])([H])[H])C([H])([H])C(OC([H])([H])[*])([H])[H] 0.000 description 2
- 229910052765 Lutetium Inorganic materials 0.000 description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 2
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 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
- 230000006378 damage Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- OHSVLFRHMCKCQY-UHFFFAOYSA-N lutetium atom Chemical compound [Lu] OHSVLFRHMCKCQY-UHFFFAOYSA-N 0.000 description 2
- 239000013081 microcrystal Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000007712 rapid solidification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910052706 scandium Inorganic materials 0.000 description 2
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 description 2
- 229910052727 yttrium Inorganic materials 0.000 description 2
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000967 As alloy Inorganic materials 0.000 description 1
- 229910000714 At alloy Inorganic materials 0.000 description 1
- 240000008067 Cucumis sativus Species 0.000 description 1
- 235000010799 Cucumis sativus var sativus Nutrition 0.000 description 1
- 229910000846 In alloy Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910000767 Tm alloy Inorganic materials 0.000 description 1
- KAKSOIFMWVBCBG-UHFFFAOYSA-N [B].[Fe].[Pr] Chemical compound [B].[Fe].[Pr] KAKSOIFMWVBCBG-UHFFFAOYSA-N 0.000 description 1
- AYIZIASFKOYHAN-UHFFFAOYSA-N [Fe].[Pr] Chemical compound [Fe].[Pr] AYIZIASFKOYHAN-UHFFFAOYSA-N 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 229910000828 alnico Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000005290 antiferromagnetic effect Effects 0.000 description 1
- 150000001638 boron Chemical class 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000000113 differential scanning calorimetry Methods 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- -1 manganese-aluminum-carbon Chemical compound 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000007578 melt-quenching technique Methods 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000029052 metamorphosis Effects 0.000 description 1
- 239000006060 molten glass Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000000634 powder X-ray diffraction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- FRNOGLGSGLTDKL-UHFFFAOYSA-N thulium atom Chemical compound [Tm] FRNOGLGSGLTDKL-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C45/00—Amorphous alloys
- C22C45/02—Amorphous alloys with iron as the major constituent
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/414,936 US4851058A (en) | 1982-09-03 | 1982-09-03 | High energy product rare earth-iron magnet alloys |
| US414936 | 1982-09-03 | ||
| US508266 | 1983-06-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5964739A true JPS5964739A (ja) | 1984-04-12 |
| JPH0352528B2 JPH0352528B2 (https=) | 1991-08-12 |
Family
ID=23643656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58160620A Granted JPS5964739A (ja) | 1982-09-03 | 1983-09-02 | 磁気等方性の硬磁性合金組成物およびその製造方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4851058A (https=) |
| JP (1) | JPS5964739A (https=) |
| MX (1) | MX26533A (https=) |
| ZA (1) | ZA836399B (https=) |
Cited By (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5964733A (ja) * | 1982-09-27 | 1984-04-12 | Sumitomo Special Metals Co Ltd | 永久磁石 |
| JPS5985844A (ja) * | 1982-11-09 | 1984-05-17 | Mitsubishi Steel Mfg Co Ltd | 急冷磁石合金 |
| JPS5985845A (ja) * | 1982-11-09 | 1984-05-17 | Mitsubishi Steel Mfg Co Ltd | 急冷磁石合金 |
| JPS59204210A (ja) * | 1983-05-06 | 1984-11-19 | Sumitomo Special Metals Co Ltd | 等方性永久磁石材料 |
| JPS59204209A (ja) * | 1983-05-06 | 1984-11-19 | Sumitomo Special Metals Co Ltd | 等方性永久磁石材料 |
| JPS59204212A (ja) * | 1983-05-06 | 1984-11-19 | Sumitomo Special Metals Co Ltd | 等方性永久磁石材料 |
| JPS59204211A (ja) * | 1983-05-06 | 1984-11-19 | Sumitomo Special Metals Co Ltd | 等方性永久磁石材料 |
| JPS59211549A (ja) * | 1983-05-09 | 1984-11-30 | ゼネラル・モ−タ−ズ・コ−ポレ−シヨン | 稀土類―鉄ボンド磁石 |
| JPS6017905A (ja) * | 1983-07-08 | 1985-01-29 | Sumitomo Special Metals Co Ltd | 永久磁石用合金粉末 |
| JPS6032306A (ja) * | 1983-08-02 | 1985-02-19 | Sumitomo Special Metals Co Ltd | 永久磁石 |
| JPS6034005A (ja) * | 1983-08-04 | 1985-02-21 | Sumitomo Special Metals Co Ltd | 永久磁石 |
| JPS6089546A (ja) * | 1983-10-21 | 1985-05-20 | Sumitomo Special Metals Co Ltd | 永久磁石合金およびその製造方法 |
| JPS60145357A (ja) * | 1984-01-09 | 1985-07-31 | コルモーゲン コーポレイション | 改良した性能を有する軽希土類、鉄およびほう素磁石合金 |
| JPS60152652A (ja) * | 1984-01-21 | 1985-08-10 | Nippon Gakki Seizo Kk | 急冷磁石およびその製法 |
| JPS60162750A (ja) * | 1984-02-01 | 1985-08-24 | Nippon Gakki Seizo Kk | 希土類磁石およびその製法 |
| JPS6110208A (ja) * | 1984-06-26 | 1986-01-17 | Toshiba Corp | 希土類・硼素・鉄系永久磁石の製造方法 |
| JPS6181604A (ja) * | 1984-09-04 | 1986-04-25 | Tohoku Metal Ind Ltd | 希土類磁石の製造方法 |
| JPS61159709A (ja) * | 1985-09-17 | 1986-07-19 | Kaneo Mori | 永久磁石 |
| JPS61159708A (ja) * | 1984-12-31 | 1986-07-19 | Kaneo Mori | 永久磁石 |
| JPS61243154A (ja) * | 1985-02-25 | 1986-10-29 | 新日本製鐵株式会社 | 磁性合金 |
| JPS61266552A (ja) * | 1985-05-20 | 1986-11-26 | クル−シブル マテリアルス コ−ポレイシヨン | 酸素含有永久磁石合金 |
| JPS62205226A (ja) * | 1986-01-29 | 1987-09-09 | ゼネラル モ−タ−ズ コ−ポレ−シヨン | 非常に低い保磁力の結晶性稀土類−遷移金属−ホウ素合金からの永久磁石製作 |
| JPS63232301A (ja) * | 1986-03-20 | 1988-09-28 | Hitachi Metals Ltd | 磁気異方性ボンド磁石、それに用いる磁粉及びその製造方法 |
| EP0331055A1 (en) * | 1988-02-29 | 1989-09-06 | Matsushita Electric Industrial Co., Ltd. | Methods for producing a resinbonded magnet |
| US4881986A (en) * | 1986-11-26 | 1989-11-21 | Tokin Corporation | Method for producing a rare earth metal-iron-boron anisotropic sintered magnet from rapidly-quenched rare earth metal-iron-boron alloy ribbon-like flakes |
| US5009706A (en) * | 1989-08-04 | 1991-04-23 | Nippon Steel Corporation | Rare-earth antisotropic powders and magnets and their manufacturing processes |
| US5049208A (en) * | 1987-07-30 | 1991-09-17 | Tdk Corporation | Permanent magnets |
| US5091065A (en) * | 1986-12-23 | 1992-02-25 | Showa Denko K.K. | Process for preparation of neodymium or neodymium-iron alloy |
| US5167915A (en) * | 1990-03-30 | 1992-12-01 | Matsushita Electric Industrial Co. Ltd. | Process for producing a rare earth-iron-boron magnet |
| JPH05267028A (ja) * | 1992-10-19 | 1993-10-15 | Sumitomo Special Metals Co Ltd | 永久磁石材料の製造方法 |
| USRE34838E (en) * | 1984-12-31 | 1995-01-31 | Tdk Corporation | Permanent magnet and method for producing same |
| US5449417A (en) * | 1988-10-04 | 1995-09-12 | Hitachi Metals, Ltd. | R-Fe-B magnet alloy, isotropic bonded magnet and method of producing same |
| US6187217B1 (en) | 1997-07-31 | 2001-02-13 | Seiko Epson Corporation | Thin magnet alloy belt and resin bonded magnet |
| JP2014045044A (ja) * | 2012-08-24 | 2014-03-13 | Minebea Co Ltd | 希土類鉄系ボンド磁石およびそれを用いたロータ，電磁デバイスの製造方法 |
| JP2018503480A (ja) * | 2014-12-29 | 2018-02-08 | モントレー ブレゲ・エス アー | チタンを含有する軽い高貴な合金で作られた計時器又は装飾品 |
Families Citing this family (47)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE34322E (en) * | 1981-10-23 | 1993-07-27 | The United States Of America As Represented By The Secretary Of The Navy | Preparation of hard magnetic alloys of a transition metal and lanthanide |
| US4597938A (en) * | 1983-05-21 | 1986-07-01 | Sumitomo Special Metals Co., Ltd. | Process for producing permanent magnet materials |
| US5230749A (en) * | 1983-08-04 | 1993-07-27 | Sumitomo Special Metals Co., Ltd. | Permanent magnets |
| US5015307A (en) * | 1987-10-08 | 1991-05-14 | Kawasaki Steel Corporation | Corrosion resistant rare earth metal magnet |
| US5093076A (en) * | 1991-05-15 | 1992-03-03 | General Motors Corporation | Hot pressed magnets in open air presses |
| US5085828A (en) * | 1991-05-15 | 1992-02-04 | General Motors Corporation | Cold press die lubrication method |
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Cited By (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5964733A (ja) * | 1982-09-27 | 1984-04-12 | Sumitomo Special Metals Co Ltd | 永久磁石 |
| JPS5985844A (ja) * | 1982-11-09 | 1984-05-17 | Mitsubishi Steel Mfg Co Ltd | 急冷磁石合金 |
| JPS5985845A (ja) * | 1982-11-09 | 1984-05-17 | Mitsubishi Steel Mfg Co Ltd | 急冷磁石合金 |
| JPS59204210A (ja) * | 1983-05-06 | 1984-11-19 | Sumitomo Special Metals Co Ltd | 等方性永久磁石材料 |
| JPS59204209A (ja) * | 1983-05-06 | 1984-11-19 | Sumitomo Special Metals Co Ltd | 等方性永久磁石材料 |
| JPS59204212A (ja) * | 1983-05-06 | 1984-11-19 | Sumitomo Special Metals Co Ltd | 等方性永久磁石材料 |
| JPS59204211A (ja) * | 1983-05-06 | 1984-11-19 | Sumitomo Special Metals Co Ltd | 等方性永久磁石材料 |
| JPS59211549A (ja) * | 1983-05-09 | 1984-11-30 | ゼネラル・モ−タ−ズ・コ−ポレ−シヨン | 稀土類―鉄ボンド磁石 |
| JPS6017905A (ja) * | 1983-07-08 | 1985-01-29 | Sumitomo Special Metals Co Ltd | 永久磁石用合金粉末 |
| JPS6032306A (ja) * | 1983-08-02 | 1985-02-19 | Sumitomo Special Metals Co Ltd | 永久磁石 |
| JPS6034005A (ja) * | 1983-08-04 | 1985-02-21 | Sumitomo Special Metals Co Ltd | 永久磁石 |
| JPS6089546A (ja) * | 1983-10-21 | 1985-05-20 | Sumitomo Special Metals Co Ltd | 永久磁石合金およびその製造方法 |
| JPS60145357A (ja) * | 1984-01-09 | 1985-07-31 | コルモーゲン コーポレイション | 改良した性能を有する軽希土類、鉄およびほう素磁石合金 |
| JPS60152652A (ja) * | 1984-01-21 | 1985-08-10 | Nippon Gakki Seizo Kk | 急冷磁石およびその製法 |
| JPS60162750A (ja) * | 1984-02-01 | 1985-08-24 | Nippon Gakki Seizo Kk | 希土類磁石およびその製法 |
| JPS6110208A (ja) * | 1984-06-26 | 1986-01-17 | Toshiba Corp | 希土類・硼素・鉄系永久磁石の製造方法 |
| JPS6181604A (ja) * | 1984-09-04 | 1986-04-25 | Tohoku Metal Ind Ltd | 希土類磁石の製造方法 |
| JPS61159708A (ja) * | 1984-12-31 | 1986-07-19 | Kaneo Mori | 永久磁石 |
| USRE34838E (en) * | 1984-12-31 | 1995-01-31 | Tdk Corporation | Permanent magnet and method for producing same |
| JPS61243154A (ja) * | 1985-02-25 | 1986-10-29 | 新日本製鐵株式会社 | 磁性合金 |
| JPS61266552A (ja) * | 1985-05-20 | 1986-11-26 | クル−シブル マテリアルス コ−ポレイシヨン | 酸素含有永久磁石合金 |
| JPS61159709A (ja) * | 1985-09-17 | 1986-07-19 | Kaneo Mori | 永久磁石 |
| JPS62205226A (ja) * | 1986-01-29 | 1987-09-09 | ゼネラル モ−タ−ズ コ−ポレ−シヨン | 非常に低い保磁力の結晶性稀土類−遷移金属−ホウ素合金からの永久磁石製作 |
| US5085715A (en) * | 1986-03-20 | 1992-02-04 | Hitachi Metals, Ltd. | Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder |
| JPS63232301A (ja) * | 1986-03-20 | 1988-09-28 | Hitachi Metals Ltd | 磁気異方性ボンド磁石、それに用いる磁粉及びその製造方法 |
| US4921553A (en) * | 1986-03-20 | 1990-05-01 | Hitachi Metals, Ltd. | Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder |
| US4952239A (en) * | 1986-03-20 | 1990-08-28 | Hitachi Metals, Ltd. | Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder |
| US4881986A (en) * | 1986-11-26 | 1989-11-21 | Tokin Corporation | Method for producing a rare earth metal-iron-boron anisotropic sintered magnet from rapidly-quenched rare earth metal-iron-boron alloy ribbon-like flakes |
| US5091065A (en) * | 1986-12-23 | 1992-02-25 | Showa Denko K.K. | Process for preparation of neodymium or neodymium-iron alloy |
| US5049208A (en) * | 1987-07-30 | 1991-09-17 | Tdk Corporation | Permanent magnets |
| EP0331055A1 (en) * | 1988-02-29 | 1989-09-06 | Matsushita Electric Industrial Co., Ltd. | Methods for producing a resinbonded magnet |
| US5449417A (en) * | 1988-10-04 | 1995-09-12 | Hitachi Metals, Ltd. | R-Fe-B magnet alloy, isotropic bonded magnet and method of producing same |
| US5009706A (en) * | 1989-08-04 | 1991-04-23 | Nippon Steel Corporation | Rare-earth antisotropic powders and magnets and their manufacturing processes |
| US5167915A (en) * | 1990-03-30 | 1992-12-01 | Matsushita Electric Industrial Co. Ltd. | Process for producing a rare earth-iron-boron magnet |
| JPH05267028A (ja) * | 1992-10-19 | 1993-10-15 | Sumitomo Special Metals Co Ltd | 永久磁石材料の製造方法 |
| US6187217B1 (en) | 1997-07-31 | 2001-02-13 | Seiko Epson Corporation | Thin magnet alloy belt and resin bonded magnet |
| JP2014045044A (ja) * | 2012-08-24 | 2014-03-13 | Minebea Co Ltd | 希土類鉄系ボンド磁石およびそれを用いたロータ，電磁デバイスの製造方法 |
| JP2018503480A (ja) * | 2014-12-29 | 2018-02-08 | モントレー ブレゲ・エス アー | チタンを含有する軽い高貴な合金で作られた計時器又は装飾品 |
Also Published As
| Publication number | Publication date |
|---|---|
| MX26533A (es) | 1994-01-31 |
| JPH0352528B2 (https=) | 1991-08-12 |
| ZA836399B (en) | 1984-04-25 |
| US4851058A (en) | 1989-07-25 |
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