JPH0478699B2 - - Google Patents
Info
- Publication number
- JPH0478699B2 JPH0478699B2 JP9976386A JP9976386A JPH0478699B2 JP H0478699 B2 JPH0478699 B2 JP H0478699B2 JP 9976386 A JP9976386 A JP 9976386A JP 9976386 A JP9976386 A JP 9976386A JP H0478699 B2 JPH0478699 B2 JP H0478699B2
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- molding
- temperature
- powder
- mixed
- 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.)
- Expired
Links
- 239000000843 powder Substances 0.000 claims description 14
- 229910045601 alloy Inorganic materials 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 4
- 150000002910 rare earth metals Chemical class 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- 239000012298 atmosphere Substances 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 3
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 2
- 238000000465 moulding Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 7
- 239000011230 binding agent Substances 0.000 description 6
- 239000002131 composite material Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 238000007731 hot pressing Methods 0.000 description 4
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 1
- -1 Zn and Al Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001513 hot isostatic pressing Methods 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 229910001004 magnetic alloy Inorganic materials 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002952 polymeric resin Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 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
- H01F1/0555—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together
- H01F1/0558—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together bonded together
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Powder Metallurgy (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9976386A JPS62284028A (ja) | 1986-04-30 | 1986-04-30 | 希土類磁石の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9976386A JPS62284028A (ja) | 1986-04-30 | 1986-04-30 | 希土類磁石の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62284028A JPS62284028A (ja) | 1987-12-09 |
| JPH0478699B2 true JPH0478699B2 (enrdf_load_stackoverflow) | 1992-12-11 |
Family
ID=14256014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9976386A Granted JPS62284028A (ja) | 1986-04-30 | 1986-04-30 | 希土類磁石の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62284028A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4033884B2 (ja) * | 2003-10-31 | 2008-01-16 | Ｔｄｋ株式会社 | 希土類焼結磁石の製造方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2258780A1 (de) * | 1971-12-14 | 1973-06-28 | Goldschmidt Ag Th | Verfahren zum herstellen von permanentmagneten auf der basis von kobalt-seltene erden-legierungen |
| JPS5812331B2 (ja) * | 1974-10-25 | 1983-03-08 | セイコーエプソン株式会社 | 金属間化合物磁石 |
| JPS5245523A (en) * | 1975-10-08 | 1977-04-11 | Seiko Instr & Electronics Ltd | Rare earths-cobalt magnet and its production process |
-
1986
- 1986-04-30 JP JP9976386A patent/JPS62284028A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62284028A (ja) | 1987-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0424401B2 (enrdf_load_stackoverflow) | ||
| EP0595477A1 (en) | Method of manufacturing powder material for anisotropic magnets and method of manufacturing magnets using the powder material | |
| US5085716A (en) | Hot worked rare earth-iron-carbon magnets | |
| JPH1131610A (ja) | 磁気異方性に優れた希土類磁石粉末の製造方法 | |
| JPH0478699B2 (enrdf_load_stackoverflow) | ||
| CA2034632C (en) | Hot worked rare earth-iron-carbon magnets | |
| JPH10172850A (ja) | 異方性永久磁石の製造方法 | |
| JPS62284027A (ja) | 希土類磁石の製造方法 | |
| JPS62282417A (ja) | 希土類磁石の製造方法 | |
| JPS63137136A (ja) | 希土類−鉄族系焼結永久磁石材料の製造方法 | |
| JPS61208808A (ja) | 焼結磁石の製造方法 | |
| JPH07211566A (ja) | 異方性磁石の製造方法 | |
| JPH07110965B2 (ja) | 樹脂結合永久磁石用の合金粉末の製造方法 | |
| JPS61208809A (ja) | 焼結磁石の製造方法 | |
| JPS58108711A (ja) | 希土類永久磁石の製造方法 | |
| JP2794704B2 (ja) | 異方性永久磁石の製造方法 | |
| JPS58186906A (ja) | 永久磁石の製造方法 | |
| JPS61261448A (ja) | 高エネルギ−積永久磁石の製造方法 | |
| JP2730441B2 (ja) | 永久磁石用合金粉末の製造方法 | |
| JP2000021614A (ja) | 磁気異方性に優れた希土類磁石粉末の製造方法 | |
| JPS58108709A (ja) | 希土類永久磁石の製造方法 | |
| JPS5819409A (ja) | 等方性Ｍｎ−Ａｌ−Ｃ系磁石の製造法 | |
| JPS63306602A (ja) | 希土類−Ｃｏ系複合磁石およびその製造方法 | |
| JPH0732102B2 (ja) | 希土類合金製永久磁石の製造方法 | |
| JPS58108710A (ja) | 希土類永久磁石の製造方法 |