JPH06501135A - 粉体磁性材料の処理方法とそれにより得られる粉体材料 - Google Patents
粉体磁性材料の処理方法とそれにより得られる粉体材料Info
- Publication number
- JPH06501135A JPH06501135A JP3511665A JP51166591A JPH06501135A JP H06501135 A JPH06501135 A JP H06501135A JP 3511665 A JP3511665 A JP 3511665A JP 51166591 A JP51166591 A JP 51166591A JP H06501135 A JPH06501135 A JP H06501135A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- powder
- magnetic properties
- temperature
- precursor
- 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
- 239000000463 material Substances 0.000 title claims description 70
- 239000000843 powder Substances 0.000 title claims description 50
- 239000000696 magnetic material Substances 0.000 title description 8
- 239000006247 magnetic powder Substances 0.000 title description 3
- 238000003672 processing method Methods 0.000 title description 2
- 238000000034 method Methods 0.000 claims description 56
- 239000002245 particle Substances 0.000 claims description 26
- 230000008569 process Effects 0.000 claims description 26
- 239000002243 precursor Substances 0.000 claims description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- 230000006698 induction Effects 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 18
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 17
- 239000001257 hydrogen Substances 0.000 claims description 11
- 229910052739 hydrogen Inorganic materials 0.000 claims description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 9
- 238000005984 hydrogenation reaction Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 238000005242 forging Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 7
- 229910052796 boron Inorganic materials 0.000 claims description 6
- 229910017052 cobalt Inorganic materials 0.000 claims description 6
- 239000010941 cobalt Substances 0.000 claims description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 6
- 230000000171 quenching effect Effects 0.000 claims description 6
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 5
- 238000000354 decomposition reaction Methods 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000013078 crystal Substances 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- -1 hydrogen compound Chemical class 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 230000000704 physical effect Effects 0.000 claims description 2
- 239000011343 solid material Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 3
- 229910052727 yttrium Inorganic materials 0.000 claims 2
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims 2
- 150000001722 carbon compounds Chemical class 0.000 claims 1
- 238000010304 firing Methods 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 230000007935 neutral effect Effects 0.000 claims 1
- 239000000047 product Substances 0.000 description 23
- 238000011282 treatment Methods 0.000 description 18
- 230000014759 maintenance of location Effects 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 14
- 230000005415 magnetization Effects 0.000 description 7
- 229910045601 alloy Inorganic materials 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 229910052761 rare earth metal Inorganic materials 0.000 description 4
- 239000000470 constituent Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000005496 eutectics Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- 150000004678 hydrides Chemical class 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 150000002910 rare earth metals Chemical class 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910052779 Neodymium Inorganic materials 0.000 description 2
- 229910052777 Praseodymium Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 2
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 241000473391 Archosargus rhomboidalis Species 0.000 description 1
- 229910000521 B alloy Inorganic materials 0.000 description 1
- 235000010799 Cucumis sativus var sativus Nutrition 0.000 description 1
- 244000299906 Cucumis sativus var. sativus Species 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 238000007259 addition reaction Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 238000010951 particle size reduction Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 238000007725 thermal activation Methods 0.000 description 1
- 238000005382 thermal cycling Methods 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/023—Hydrogen absorption
-
- 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
- H01F1/0573—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 obtained by reduction or by hydrogen decrepitation or embrittlement
-
- 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
- H01F1/06—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 in the form of particles, e.g. powder
- H01F1/065—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 in the form of particles, e.g. powder obtained by a reduction
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Paints Or Removers (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR90/08582 | 1990-07-02 | ||
| FR9008582A FR2664086A1 (fr) | 1990-07-02 | 1990-07-02 | Procede perfectionne pour l'optimisation des proprietes magnetiques de materiaux magnetiques pulverulents et produits ainsi obtenus. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH06501135A true JPH06501135A (ja) | 1994-01-27 |
Family
ID=9398426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3511665A Pending JPH06501135A (ja) | 1990-07-02 | 1991-06-28 | 粉体磁性材料の処理方法とそれにより得られる粉体材料 |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0538320B1 (enExample) |
| JP (1) | JPH06501135A (enExample) |
| AT (1) | ATE106600T1 (enExample) |
| DE (1) | DE69102277T2 (enExample) |
| FR (1) | FR2664086A1 (enExample) |
| WO (1) | WO1992000595A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023533386A (ja) * | 2020-07-01 | 2023-08-02 | イエダ リサーチ アンド ディベロプメント カンパニー リミテッド | 強磁性合金からの希土類金属の回収 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL101943A0 (en) * | 1991-05-24 | 1992-12-30 | Genentech Inc | Structure,production and use of heregulin |
| US5834229A (en) | 1991-05-24 | 1998-11-10 | Genentech, Inc. | Nucleic acids vectors and host cells encoding and expressing heregulin 2-α |
| FR2997095B1 (fr) | 2012-10-24 | 2014-11-28 | Commissariat Energie Atomique | Procede pour isoler les terres rares et/ou element(s) metallique(s) annexe(s) contenus dans la phase magnetique d'aimants permanents. |
| FR3030866B1 (fr) | 2014-12-18 | 2021-03-12 | Commissariat Energie Atomique | Aimant permanent fritte |
| FR3044161B1 (fr) | 2015-11-25 | 2019-05-03 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Aimant permanent fritte |
| CN109604615B (zh) * | 2018-12-17 | 2021-01-15 | 江苏晨朗电子集团有限公司 | 低成本制备烧结钕铁硼永磁体的方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60119701A (ja) * | 1983-12-01 | 1985-06-27 | Sumitomo Special Metals Co Ltd | 希土類・ボロン・鉄系永久磁石用合金粉末の製造方法 |
| FR2566758B1 (fr) * | 1984-06-29 | 1990-01-12 | Centre Nat Rech Scient | Nouveaux hydrures de terre rare/fer/bore et terre rare/cobalt/bore magnetiques, leur procede de fabrication et de fabrication des produits deshydrures pulverulents correspondants, leurs applications |
| JPS6390104A (ja) * | 1986-10-03 | 1988-04-21 | Tdk Corp | 希土類−鉄−ホウ素系永久磁石の製造方法 |
| JPS6447841A (en) * | 1987-08-12 | 1989-02-22 | Tdk Corp | Production of rare earth alloy magnet |
| JPS6445103A (en) * | 1987-08-13 | 1989-02-17 | Tdk Corp | Manufacture of rare earth alloy magnet |
| JPS6448406A (en) * | 1987-08-19 | 1989-02-22 | Mitsubishi Metal Corp | Magnet powder for sintering rare earth-iron-boron and manufacture thereof |
| EP0304054B1 (en) * | 1987-08-19 | 1994-06-08 | Mitsubishi Materials Corporation | Rare earth-iron-boron magnet powder and process of producing same |
| US4760966A (en) * | 1987-08-28 | 1988-08-02 | The United States Of America As Represented By The Secretary Of The Army | Method of comminuting rare earth magnet alloys into fine particles |
-
1990
- 1990-07-02 FR FR9008582A patent/FR2664086A1/fr active Granted
-
1991
- 1991-06-28 JP JP3511665A patent/JPH06501135A/ja active Pending
- 1991-06-28 DE DE69102277T patent/DE69102277T2/de not_active Expired - Lifetime
- 1991-06-28 AT AT91912597T patent/ATE106600T1/de not_active IP Right Cessation
- 1991-06-28 WO PCT/FR1991/000517 patent/WO1992000595A1/fr not_active Ceased
- 1991-06-28 EP EP91912597A patent/EP0538320B1/fr not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023533386A (ja) * | 2020-07-01 | 2023-08-02 | イエダ リサーチ アンド ディベロプメント カンパニー リミテッド | 強磁性合金からの希土類金属の回収 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE69102277T2 (de) | 1994-09-15 |
| FR2664086A1 (fr) | 1992-01-03 |
| DE69102277D1 (de) | 1994-07-07 |
| EP0538320A1 (fr) | 1993-04-28 |
| EP0538320B1 (fr) | 1994-06-01 |
| FR2664086B1 (enExample) | 1994-08-19 |
| WO1992000595A1 (fr) | 1992-01-09 |
| ATE106600T1 (de) | 1994-06-15 |
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