JPS61100905A - 板状バリウムフエライト粉末の製造方法 - Google Patents
板状バリウムフエライト粉末の製造方法Info
- Publication number
- JPS61100905A JPS61100905A JP59222772A JP22277284A JPS61100905A JP S61100905 A JPS61100905 A JP S61100905A JP 59222772 A JP59222772 A JP 59222772A JP 22277284 A JP22277284 A JP 22277284A JP S61100905 A JPS61100905 A JP S61100905A
- Authority
- JP
- Japan
- Prior art keywords
- specific surface
- surface area
- barium ferrite
- temperature
- water
- 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
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 239000000843 powder Substances 0.000 title claims abstract description 17
- 229910001422 barium ion Inorganic materials 0.000 claims abstract description 14
- 239000002245 particle Substances 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 12
- 239000000725 suspension Substances 0.000 claims abstract description 12
- 230000005291 magnetic effect Effects 0.000 claims description 19
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 230000004907 flux Effects 0.000 claims description 3
- 229910001566 austenite Inorganic materials 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract description 6
- 229910006299 γ-FeOOH Inorganic materials 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 239000011230 binding agent Substances 0.000 abstract description 3
- 230000005294 ferromagnetic effect Effects 0.000 abstract description 3
- 239000008367 deionised water Substances 0.000 abstract description 2
- 229910021641 deionized water Inorganic materials 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 abstract description 2
- 230000008021 deposition Effects 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 230000035484 reaction time Effects 0.000 description 11
- 239000000696 magnetic material Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000010335 hydrothermal treatment Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000000635 electron micrograph Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
- 229910021577 Iron(II) chloride Inorganic materials 0.000 description 1
- WGNIPWQCWPXQFL-UHFFFAOYSA-N [I].[Ba] Chemical compound [I].[Ba] WGNIPWQCWPXQFL-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910006540 α-FeOOH Inorganic materials 0.000 description 1
Landscapes
- Compounds Of Iron (AREA)
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59222772A JPS61100905A (ja) | 1984-10-23 | 1984-10-23 | 板状バリウムフエライト粉末の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59222772A JPS61100905A (ja) | 1984-10-23 | 1984-10-23 | 板状バリウムフエライト粉末の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61100905A true JPS61100905A (ja) | 1986-05-19 |
| JPH0519803B2 JPH0519803B2 (enrdf_load_stackoverflow) | 1993-03-17 |
Family
ID=16787643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59222772A Granted JPS61100905A (ja) | 1984-10-23 | 1984-10-23 | 板状バリウムフエライト粉末の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61100905A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61140111A (ja) * | 1984-12-11 | 1986-06-27 | サントル・ナシオナル・ド・ラ・ルシエルシユ・シアンテイフイーク | 磁化された六角形フエライトの調製法、これらのフエライトの磁石又は磁気記録用の基磯材料としての用途 |
-
1984
- 1984-10-23 JP JP59222772A patent/JPS61100905A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61140111A (ja) * | 1984-12-11 | 1986-06-27 | サントル・ナシオナル・ド・ラ・ルシエルシユ・シアンテイフイーク | 磁化された六角形フエライトの調製法、これらのフエライトの磁石又は磁気記録用の基磯材料としての用途 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0519803B2 (enrdf_load_stackoverflow) | 1993-03-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |