JPS6140008A - 磁気記録用板状Ｂａフェライト微粒子粉末の製造法 - Google Patents
磁気記録用板状Ｂａフェライト微粒子粉末の製造法Info
- Publication number
- JPS6140008A JPS6140008A JP59162156A JP16215684A JPS6140008A JP S6140008 A JPS6140008 A JP S6140008A JP 59162156 A JP59162156 A JP 59162156A JP 16215684 A JP16215684 A JP 16215684A JP S6140008 A JPS6140008 A JP S6140008A
- Authority
- JP
- Japan
- Prior art keywords
- particles
- shaped
- plate
- particle powder
- ferrite
- 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
- 229910000859 α-Fe Inorganic materials 0.000 title claims description 30
- 230000005291 magnetic effect Effects 0.000 title claims description 21
- 239000000843 powder Substances 0.000 title claims description 21
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 239000010419 fine particle Substances 0.000 title claims description 6
- 238000000034 method Methods 0.000 title description 14
- 239000002245 particle Substances 0.000 claims description 61
- 229910001422 barium ion Inorganic materials 0.000 claims description 13
- 238000010335 hydrothermal treatment Methods 0.000 claims description 11
- 239000002244 precipitate Substances 0.000 claims description 11
- 229910021645 metal ion Inorganic materials 0.000 claims description 10
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims description 9
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 7
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims description 7
- 239000000725 suspension Substances 0.000 claims description 7
- XLJKHNWPARRRJB-UHFFFAOYSA-N cobalt(2+) Chemical compound [Co+2] XLJKHNWPARRRJB-UHFFFAOYSA-N 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 17
- 238000006243 chemical reaction Methods 0.000 description 12
- 230000005294 ferromagnetic effect Effects 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- LDHBWEYLDHLIBQ-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide;hydrate Chemical compound O.[OH-].[O-2].[Fe+3] LDHBWEYLDHLIBQ-UHFFFAOYSA-M 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000000635 electron micrograph Methods 0.000 description 6
- 239000000696 magnetic material Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 4
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 description 3
- MVFCKEFYUDZOCX-UHFFFAOYSA-N iron(2+);dinitrate Chemical compound [Fe+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MVFCKEFYUDZOCX-UHFFFAOYSA-N 0.000 description 3
- 230000005415 magnetization Effects 0.000 description 3
- RQPZNWPYLFFXCP-UHFFFAOYSA-L barium dihydroxide Chemical compound [OH-].[OH-].[Ba+2] RQPZNWPYLFFXCP-UHFFFAOYSA-L 0.000 description 2
- 229910001863 barium hydroxide Inorganic materials 0.000 description 2
- IWOUKMZUPDVPGQ-UHFFFAOYSA-N barium nitrate Chemical compound [Ba+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O IWOUKMZUPDVPGQ-UHFFFAOYSA-N 0.000 description 2
- 239000011362 coarse particle Substances 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 229910052598 goethite Inorganic materials 0.000 description 2
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010907 mechanical stirring Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 241000270730 Alligator mississippiensis Species 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- 206010034016 Paronychia Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 1
- WDIHJSXYQDMJHN-UHFFFAOYSA-L barium chloride Chemical compound [Cl-].[Cl-].[Ba+2] WDIHJSXYQDMJHN-UHFFFAOYSA-L 0.000 description 1
- 229910001626 barium chloride Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- 229910021519 iron(III) oxide-hydroxide Inorganic materials 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 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 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 239000000126 substance 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 |
|---|---|---|---|
| JP59162156A JPS6140008A (ja) | 1984-07-31 | 1984-07-31 | 磁気記録用板状Ｂａフェライト微粒子粉末の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59162156A JPS6140008A (ja) | 1984-07-31 | 1984-07-31 | 磁気記録用板状Ｂａフェライト微粒子粉末の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6140008A true JPS6140008A (ja) | 1986-02-26 |
| JPH0377643B2 JPH0377643B2 (enrdf_load_stackoverflow) | 1991-12-11 |
Family
ID=15749098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59162156A Granted JPS6140008A (ja) | 1984-07-31 | 1984-07-31 | 磁気記録用板状Ｂａフェライト微粒子粉末の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6140008A (enrdf_load_stackoverflow) |
-
1984
- 1984-07-31 JP JP59162156A patent/JPS6140008A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0377643B2 (enrdf_load_stackoverflow) | 1991-12-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |