JPS60262403A - 磁性粉末の製造方法 - Google Patents
磁性粉末の製造方法Info
- Publication number
- JPS60262403A JPS60262403A JP59118856A JP11885684A JPS60262403A JP S60262403 A JPS60262403 A JP S60262403A JP 59118856 A JP59118856 A JP 59118856A JP 11885684 A JP11885684 A JP 11885684A JP S60262403 A JPS60262403 A JP S60262403A
- Authority
- JP
- Japan
- Prior art keywords
- whose
- bao
- magnetic powder
- coercive force
- flake
- 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
- 239000006247 magnetic powder Substances 0.000 title claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 17
- 239000000126 substance Substances 0.000 claims abstract description 9
- 238000007496 glass forming Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 10
- 239000010419 fine particle Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract description 12
- 239000000843 powder Substances 0.000 abstract description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
- 239000004615 ingredient Substances 0.000 abstract 2
- 238000010828 elution Methods 0.000 abstract 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000010306 acid treatment Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
- Hard Magnetic Materials (AREA)
- Compounds Of Iron (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59118856A JPS60262403A (ja) | 1984-06-08 | 1984-06-08 | 磁性粉末の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59118856A JPS60262403A (ja) | 1984-06-08 | 1984-06-08 | 磁性粉末の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60262403A true JPS60262403A (ja) | 1985-12-25 |
| JPH0412604B2 JPH0412604B2 (enrdf_load_html_response) | 1992-03-05 |
Family
ID=14746828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59118856A Granted JPS60262403A (ja) | 1984-06-08 | 1984-06-08 | 磁性粉末の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60262403A (enrdf_load_html_response) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5088595A (enrdf_load_html_response) * | 1973-12-11 | 1975-07-16 | ||
| JPS56125219A (en) * | 1980-03-07 | 1981-10-01 | Toshiba Corp | Manufacture of fine-particle and hexagonol ferrite |
| JPS5756327A (en) * | 1980-09-22 | 1982-04-03 | Toshiba Corp | Manufacture of magnetic powder for magnetic recording medium |
-
1984
- 1984-06-08 JP JP59118856A patent/JPS60262403A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5088595A (enrdf_load_html_response) * | 1973-12-11 | 1975-07-16 | ||
| JPS56125219A (en) * | 1980-03-07 | 1981-10-01 | Toshiba Corp | Manufacture of fine-particle and hexagonol ferrite |
| JPS5756327A (en) * | 1980-09-22 | 1982-04-03 | Toshiba Corp | Manufacture of magnetic powder for magnetic recording medium |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0412604B2 (enrdf_load_html_response) | 1992-03-05 |
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