JPS5756327A - Manufacture of magnetic powder for magnetic recording medium - Google Patents
Manufacture of magnetic powder for magnetic recording mediumInfo
- Publication number
- JPS5756327A JPS5756327A JP13212680A JP13212680A JPS5756327A JP S5756327 A JPS5756327 A JP S5756327A JP 13212680 A JP13212680 A JP 13212680A JP 13212680 A JP13212680 A JP 13212680A JP S5756327 A JPS5756327 A JP S5756327A
- Authority
- JP
- Japan
- Prior art keywords
- particles
- ferrite
- hexagonal system
- composition
- recording medium
- 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 abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000002245 particle Substances 0.000 abstract 5
- 229910000859 α-Fe Inorganic materials 0.000 abstract 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 3
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 abstract 2
- 229910052681 coesite Inorganic materials 0.000 abstract 2
- 239000000470 constituent Substances 0.000 abstract 2
- 229910052906 cristobalite Inorganic materials 0.000 abstract 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 2
- 239000000377 silicon dioxide Substances 0.000 abstract 2
- 229910052682 stishovite Inorganic materials 0.000 abstract 2
- 229910052905 tridymite Inorganic materials 0.000 abstract 2
- 238000005406 washing Methods 0.000 abstract 2
- ZJRWDIJRKKXMNW-UHFFFAOYSA-N carbonic acid;cobalt Chemical compound [Co].OC(O)=O ZJRWDIJRKKXMNW-UHFFFAOYSA-N 0.000 abstract 1
- 229910000001 cobalt(II) carbonate Inorganic materials 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 238000004090 dissolution Methods 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
Landscapes
- Compounds Of Iron (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13212680A JPS5756327A (en) | 1980-09-22 | 1980-09-22 | Manufacture of magnetic powder for magnetic recording medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13212680A JPS5756327A (en) | 1980-09-22 | 1980-09-22 | Manufacture of magnetic powder for magnetic recording medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5756327A true JPS5756327A (en) | 1982-04-03 |
| JPH0122205B2 JPH0122205B2 (cs) | 1989-04-25 |
Family
ID=15074005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13212680A Granted JPS5756327A (en) | 1980-09-22 | 1980-09-22 | Manufacture of magnetic powder for magnetic recording medium |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5756327A (cs) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6081804A (ja) * | 1983-10-12 | 1985-05-09 | Toda Kogyo Corp | 磁気記録用六角板状Ｂａフエライト微粒子粉末及びその製造法 |
| JPS60262403A (ja) * | 1984-06-08 | 1985-12-25 | Toshiba Glass Co Ltd | 磁性粉末の製造方法 |
-
1980
- 1980-09-22 JP JP13212680A patent/JPS5756327A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6081804A (ja) * | 1983-10-12 | 1985-05-09 | Toda Kogyo Corp | 磁気記録用六角板状Ｂａフエライト微粒子粉末及びその製造法 |
| JPS60262403A (ja) * | 1984-06-08 | 1985-12-25 | Toshiba Glass Co Ltd | 磁性粉末の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0122205B2 (cs) | 1989-04-25 |
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