JPH0524869B2 - - Google Patents
Info
- Publication number
- JPH0524869B2 JPH0524869B2 JP61147709A JP14770986A JPH0524869B2 JP H0524869 B2 JPH0524869 B2 JP H0524869B2 JP 61147709 A JP61147709 A JP 61147709A JP 14770986 A JP14770986 A JP 14770986A JP H0524869 B2 JPH0524869 B2 JP H0524869B2
- Authority
- JP
- Japan
- Prior art keywords
- particles
- plate
- ferrite
- shaped
- zinc
- 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 - Lifetime
Links
- 239000002245 particle Substances 0.000 claims description 75
- 229910000859 α-Fe Inorganic materials 0.000 claims description 74
- 239000010419 fine particle Substances 0.000 claims description 51
- 239000011701 zinc Substances 0.000 claims description 26
- 229940007718 zinc hydroxide Drugs 0.000 claims description 26
- 229910021511 zinc hydroxide Inorganic materials 0.000 claims description 26
- 229910052725 zinc Inorganic materials 0.000 claims description 25
- UGZADUVQMDAIAO-UHFFFAOYSA-L zinc hydroxide Chemical compound [OH-].[OH-].[Zn+2] UGZADUVQMDAIAO-UHFFFAOYSA-L 0.000 claims description 25
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 20
- 239000007864 aqueous solution Substances 0.000 claims description 18
- 230000004907 flux Effects 0.000 claims description 17
- 238000010304 firing Methods 0.000 claims description 16
- 239000000843 powder Substances 0.000 claims description 14
- 239000006104 solid solution Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims 1
- 230000005415 magnetization Effects 0.000 description 37
- 238000000034 method Methods 0.000 description 19
- 230000005291 magnetic effect Effects 0.000 description 14
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 12
- 238000001027 hydrothermal synthesis Methods 0.000 description 10
- 238000004458 analytical method Methods 0.000 description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 238000000151 deposition Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 6
- 239000011787 zinc oxide Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000012670 alkaline solution Substances 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- ONDPHDOFVYQSGI-UHFFFAOYSA-N zinc nitrate Chemical compound [Zn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ONDPHDOFVYQSGI-UHFFFAOYSA-N 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 239000011592 zinc chloride Substances 0.000 description 3
- 235000005074 zinc chloride Nutrition 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 2
- 101100496858 Mus musculus Colec12 gene Proteins 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 description 2
- 229910001422 barium ion Inorganic materials 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 238000010335 hydrothermal treatment Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000004246 zinc acetate Substances 0.000 description 2
- VNDYJBBGRKZCSX-UHFFFAOYSA-L zinc bromide Chemical compound Br[Zn]Br VNDYJBBGRKZCSX-UHFFFAOYSA-L 0.000 description 2
- UAYWVJHJZHQCIE-UHFFFAOYSA-L zinc iodide Chemical compound I[Zn]I UAYWVJHJZHQCIE-UHFFFAOYSA-L 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910001615 alkaline earth metal halide Inorganic materials 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 229910000042 hydrogen bromide Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 229940102001 zinc bromide Drugs 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
- 229960001763 zinc sulfate Drugs 0.000 description 1
- 229910000368 zinc sulfate Inorganic materials 0.000 description 1
Landscapes
- Compounds Of Iron (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14770986A JPS632812A (ja) | 1986-06-24 | 1986-06-24 | 磁気記録用板状Ｂａフエライト微粒子粉末の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14770986A JPS632812A (ja) | 1986-06-24 | 1986-06-24 | 磁気記録用板状Ｂａフエライト微粒子粉末の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS632812A JPS632812A (ja) | 1988-01-07 |
| JPH0524869B2 true JPH0524869B2 (ko) | 1993-04-09 |
Family
ID=15436443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14770986A Granted JPS632812A (ja) | 1986-06-24 | 1986-06-24 | 磁気記録用板状Ｂａフエライト微粒子粉末の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS632812A (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0672018B2 (ja) * | 1989-04-22 | 1994-09-14 | 戸田工業株式会社 | 磁気記録用板状複合フェライト微粒子粉末及びその製造法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5856232A (ja) * | 1981-09-30 | 1983-04-02 | Toshiba Corp | 磁気記録媒体 |
| JPS60161343A (ja) * | 1984-01-26 | 1985-08-23 | Hitachi Maxell Ltd | 六方晶系フエライト磁性粉末の製造方法 |
-
1986
- 1986-06-24 JP JP14770986A patent/JPS632812A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5856232A (ja) * | 1981-09-30 | 1983-04-02 | Toshiba Corp | 磁気記録媒体 |
| JPS60161343A (ja) * | 1984-01-26 | 1985-08-23 | Hitachi Maxell Ltd | 六方晶系フエライト磁性粉末の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS632812A (ja) | 1988-01-07 |
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