DE2319007A1 - Intermetallisches kobalt-samarium-material fuer permanentmagnete sowie verfahren zu dessen herstellung - Google Patents
Intermetallisches kobalt-samarium-material fuer permanentmagnete sowie verfahren zu dessen herstellungInfo
- Publication number
- DE2319007A1 DE2319007A1 DE2319007A DE2319007A DE2319007A1 DE 2319007 A1 DE2319007 A1 DE 2319007A1 DE 2319007 A DE2319007 A DE 2319007A DE 2319007 A DE2319007 A DE 2319007A DE 2319007 A1 DE2319007 A1 DE 2319007A1
- Authority
- DE
- Germany
- Prior art keywords
- grains
- zinc
- free
- samarium
- range
- 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.)
- Withdrawn
Links
- 239000000463 material Substances 0.000 title claims description 35
- 238000000034 method Methods 0.000 title claims description 28
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 title claims description 26
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 230000008569 process Effects 0.000 title claims description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 72
- 239000011701 zinc Substances 0.000 claims description 63
- 229910052725 zinc Inorganic materials 0.000 claims description 60
- 230000005415 magnetization Effects 0.000 claims description 51
- 239000011159 matrix material Substances 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 18
- 239000007787 solid Substances 0.000 claims description 15
- 239000012298 atmosphere Substances 0.000 claims description 14
- 229910045601 alloy Inorganic materials 0.000 claims description 13
- 239000000956 alloy Substances 0.000 claims description 13
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 claims description 13
- 238000005496 tempering Methods 0.000 claims description 12
- 229910052772 Samarium Inorganic materials 0.000 claims description 11
- 230000006698 induction Effects 0.000 claims description 11
- 229910000612 Sm alloy Inorganic materials 0.000 claims description 8
- 238000005266 casting Methods 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 4
- 239000001993 wax Substances 0.000 claims description 4
- 229910000531 Co alloy Inorganic materials 0.000 claims description 3
- 239000000806 elastomer Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 230000000087 stabilizing effect Effects 0.000 claims 1
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 24
- 230000005347 demagnetization Effects 0.000 description 18
- 229910052786 argon Inorganic materials 0.000 description 12
- 239000000843 powder Substances 0.000 description 11
- 229910017052 cobalt Inorganic materials 0.000 description 7
- 239000010941 cobalt Substances 0.000 description 7
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000000227 grinding Methods 0.000 description 5
- 230000032683 aging Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000012300 argon atmosphere Substances 0.000 description 3
- 229910052756 noble gas Inorganic materials 0.000 description 3
- 229910052761 rare earth metal Inorganic materials 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 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
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- -1 cobalt rare earth compounds Chemical class 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 229940057995 liquid paraffin Drugs 0.000 description 1
- 239000006148 magnetic separator Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 238000009736 wetting Methods 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
- H01F1/06—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
-
- 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
- H01F1/0551—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0552—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 in the form of particles, e.g. rapid quenched powders or ribbon flakes with a protective layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
- H01F13/003—Methods and devices for magnetising permanent magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00244423A US3811962A (en) | 1972-04-17 | 1972-04-17 | Large grain cobalt-samarium intermetallic permanent magnet material stabilized with zinc and process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2319007A1 true DE2319007A1 (de) | 1973-11-08 |
Family
ID=22922705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2319007A Withdrawn DE2319007A1 (de) | 1972-04-17 | 1973-04-14 | Intermetallisches kobalt-samarium-material fuer permanentmagnete sowie verfahren zu dessen herstellung |
Country Status (10)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA990772A (en) * | 1973-09-24 | 1976-06-08 | Eric Whiteley | Permanent magnet field structure for dynamoelectric machines |
| JPS57100705A (en) * | 1980-12-16 | 1982-06-23 | Seiko Epson Corp | Permanent magnet |
| DK111582A (da) * | 1982-03-12 | 1983-09-13 | Niro Atomizer As | Hoejgradient magnetisk separator |
| JPS5965832U (ja) * | 1982-10-25 | 1984-05-02 | セイレイ工業株式会社 | トラクタの主変速レバ−枢支部におけるジヤバラ状ブ−ツのエア−抜き孔構造 |
| US5186765A (en) * | 1989-07-31 | 1993-02-16 | Kabushiki Kaisha Toshiba | Cold accumulating material and method of manufacturing the same |
| US9156038B2 (en) | 2012-03-30 | 2015-10-13 | Rsr Technologies, Inc. | Magnetic separation of electrochemical cell materials |
| US20150310971A1 (en) * | 2014-04-25 | 2015-10-29 | United Technologies Corporation | Magnetic material and method therefor |
-
1972
- 1972-04-17 US US00244423A patent/US3811962A/en not_active Expired - Lifetime
-
1973
- 1973-03-22 GB GB1399873A patent/GB1415918A/en not_active Expired
- 1973-04-03 CA CA167,806A patent/CA985068A/en not_active Expired
- 1973-04-06 IT IT22651/73A patent/IT982726B/it active
- 1973-04-06 NL NL7304872A patent/NL7304872A/xx unknown
- 1973-04-14 DE DE2319007A patent/DE2319007A1/de not_active Withdrawn
- 1973-04-16 BE BE130048A patent/BE798260A/xx unknown
- 1973-04-16 JP JP4229973A patent/JPS5722961B2/ja not_active Expired
- 1973-04-16 ES ES413773A patent/ES413773A1/es not_active Expired
- 1973-04-17 FR FR7313924A patent/FR2180897B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4920694A (enrdf_load_stackoverflow) | 1974-02-23 |
| BE798260A (fr) | 1973-08-16 |
| US3811962A (en) | 1974-05-21 |
| FR2180897A1 (enrdf_load_stackoverflow) | 1973-11-30 |
| ES413773A1 (es) | 1976-01-16 |
| JPS5722961B2 (enrdf_load_stackoverflow) | 1982-05-15 |
| IT982726B (it) | 1974-10-21 |
| NL7304872A (enrdf_load_stackoverflow) | 1973-10-19 |
| CA985068A (en) | 1976-03-09 |
| FR2180897B1 (enrdf_load_stackoverflow) | 1978-11-03 |
| GB1415918A (en) | 1975-12-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8130 | Withdrawal |