JPH0324412B2 - - Google Patents
Info
- Publication number
- JPH0324412B2 JPH0324412B2 JP60070472A JP7047285A JPH0324412B2 JP H0324412 B2 JPH0324412 B2 JP H0324412B2 JP 60070472 A JP60070472 A JP 60070472A JP 7047285 A JP7047285 A JP 7047285A JP H0324412 B2 JPH0324412 B2 JP H0324412B2
- Authority
- JP
- Japan
- Prior art keywords
- salt
- particles
- spinel
- aqueous solution
- hydroxides
- 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 104
- 229910000859 α-Fe Inorganic materials 0.000 claims description 58
- 239000007864 aqueous solution Substances 0.000 claims description 42
- 150000003839 salts Chemical class 0.000 claims description 27
- 239000000843 powder Substances 0.000 claims description 21
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 150000004679 hydroxides Chemical class 0.000 claims description 15
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 13
- 229910001854 alkali hydroxide Inorganic materials 0.000 claims description 12
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 229910052749 magnesium Inorganic materials 0.000 claims description 8
- 229910052748 manganese Inorganic materials 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 229910052725 zinc Inorganic materials 0.000 claims description 8
- 150000002739 metals Chemical class 0.000 claims description 6
- 238000007254 oxidation reaction Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 5
- 239000012452 mother liquor Substances 0.000 claims description 4
- 230000001590 oxidative effect Effects 0.000 claims description 4
- 239000012266 salt solution Substances 0.000 claims description 4
- 230000005587 bubbling Effects 0.000 claims description 3
- 229910052596 spinel Inorganic materials 0.000 claims 2
- 239000011029 spinel Substances 0.000 claims 2
- 239000000243 solution Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 58
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- 239000011701 zinc Substances 0.000 description 19
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 15
- 238000000635 electron micrograph Methods 0.000 description 11
- 239000011572 manganese Substances 0.000 description 11
- 230000001747 exhibiting effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000000084 colloidal system Substances 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 7
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 7
- 239000000696 magnetic material Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 239000010949 copper Substances 0.000 description 6
- 239000011790 ferrous sulphate Substances 0.000 description 6
- 235000003891 ferrous sulphate Nutrition 0.000 description 6
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 6
- 239000011777 magnesium Substances 0.000 description 6
- 238000002441 X-ray diffraction Methods 0.000 description 5
- 230000002776 aggregation Effects 0.000 description 5
- 239000011358 absorbing material Substances 0.000 description 4
- 238000011049 filling Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 238000005054 agglomeration Methods 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 229910000361 cobalt sulfate Inorganic materials 0.000 description 2
- 229940044175 cobalt sulfate Drugs 0.000 description 2
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 229940099596 manganese sulfate Drugs 0.000 description 2
- 239000011702 manganese sulphate Substances 0.000 description 2
- 235000007079 manganese sulphate Nutrition 0.000 description 2
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 2
- 229910000368 zinc sulfate Inorganic materials 0.000 description 2
- 229960001763 zinc sulfate Drugs 0.000 description 2
- 238000004438 BET method Methods 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910018661 Ni(OH) Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 0.000 description 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 150000003841 chloride salts Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000007771 core particle Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- RAQDACVRFCEPDA-UHFFFAOYSA-L ferrous carbonate Chemical compound [Fe+2].[O-]C([O-])=O RAQDACVRFCEPDA-UHFFFAOYSA-L 0.000 description 1
- 229960002089 ferrous chloride Drugs 0.000 description 1
- 229910052598 goethite Inorganic materials 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 description 1
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 1
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 235000019351 sodium silicates Nutrition 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Hard Magnetic Materials (AREA)
- Soft Magnetic Materials (AREA)
- Compounds Of Iron (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60070472A JPS6291424A (ja) | 1985-04-02 | 1985-04-02 | 球型を呈したスピネル型フエライト粒子粉末及びその製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60070472A JPS6291424A (ja) | 1985-04-02 | 1985-04-02 | 球型を呈したスピネル型フエライト粒子粉末及びその製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6291424A JPS6291424A (ja) | 1987-04-25 |
| JPH0324412B2 true JPH0324412B2 (enrdf_load_stackoverflow) | 1991-04-03 |
Family
ID=13432497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60070472A Granted JPS6291424A (ja) | 1985-04-02 | 1985-04-02 | 球型を呈したスピネル型フエライト粒子粉末及びその製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6291424A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020217982A1 (ja) | 2019-04-25 | 2020-10-29 | 日鉄鉱業株式会社 | コバルトフェライト粒子の製造方法とそれにより製造されたコバルトフェライト粒子 |
| WO2020241065A1 (ja) | 2019-05-24 | 2020-12-03 | 日鉄鉱業株式会社 | コバルトフェライト粒子の製造方法とそれにより製造されたコバルトフェライト粒子 |
| WO2023176926A1 (ja) | 2022-03-17 | 2023-09-21 | 日鉄鉱業株式会社 | コバルトフェライト粒子の製造方法とそれにより製造されたコバルトフェライト粒子 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3841313A1 (de) * | 1988-12-08 | 1990-06-13 | Bayer Ag | Schwarzes pigment, verfahren zu seiner herstellung sowie dessen verwendung |
-
1985
- 1985-04-02 JP JP60070472A patent/JPS6291424A/ja active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020217982A1 (ja) | 2019-04-25 | 2020-10-29 | 日鉄鉱業株式会社 | コバルトフェライト粒子の製造方法とそれにより製造されたコバルトフェライト粒子 |
| US12338134B2 (en) | 2019-04-25 | 2025-06-24 | Nittetsu Mining Co., Ltd. | Method for producing cobalt ferrite particles and cobalt ferrite particles produced by same |
| WO2020241065A1 (ja) | 2019-05-24 | 2020-12-03 | 日鉄鉱業株式会社 | コバルトフェライト粒子の製造方法とそれにより製造されたコバルトフェライト粒子 |
| WO2023176926A1 (ja) | 2022-03-17 | 2023-09-21 | 日鉄鉱業株式会社 | コバルトフェライト粒子の製造方法とそれにより製造されたコバルトフェライト粒子 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6291424A (ja) | 1987-04-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |