JPS619506A - 金属磁性粉末の製法 - Google Patents
金属磁性粉末の製法Info
- Publication number
- JPS619506A JPS619506A JP59128939A JP12893984A JPS619506A JP S619506 A JPS619506 A JP S619506A JP 59128939 A JP59128939 A JP 59128939A JP 12893984 A JP12893984 A JP 12893984A JP S619506 A JPS619506 A JP S619506A
- Authority
- JP
- Japan
- Prior art keywords
- feooh
- compound
- air
- soln
- crystals
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 230000005291 magnetic effect Effects 0.000 title abstract description 10
- 239000000843 powder Substances 0.000 title abstract description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 33
- 150000001875 compounds Chemical class 0.000 claims abstract description 20
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 12
- 239000013078 crystal Substances 0.000 claims abstract description 12
- 238000007664 blowing Methods 0.000 claims abstract description 9
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims abstract description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000001257 hydrogen Substances 0.000 claims abstract description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 4
- 229910052751 metal Inorganic materials 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 23
- 239000006247 magnetic powder Substances 0.000 claims description 19
- 239000007864 aqueous solution Substances 0.000 claims description 13
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 10
- 229910006540 α-FeOOH Inorganic materials 0.000 claims description 6
- 239000012266 salt solution Substances 0.000 claims description 4
- 239000000243 solution Substances 0.000 claims description 4
- 238000000151 deposition Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 19
- 229910002588 FeOOH Inorganic materials 0.000 abstract 6
- 238000007254 oxidation reaction Methods 0.000 description 9
- 230000005294 ferromagnetic effect Effects 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 2
- CUPCBVUMRUSXIU-UHFFFAOYSA-N [Fe].OOO Chemical compound [Fe].OOO CUPCBVUMRUSXIU-UHFFFAOYSA-N 0.000 description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 229910021519 iron(III) oxide-hydroxide Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 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
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 description 1
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 description 1
- 206010034016 Paronychia Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- BCKXLBQYZLBQEK-KVVVOXFISA-M Sodium oleate Chemical compound [Na+].CCCCCCCC\C=C/CCCCCCCC([O-])=O BCKXLBQYZLBQEK-KVVVOXFISA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 1
- 150000001728 carbonyl compounds Chemical class 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229960002089 ferrous chloride Drugs 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- -1 organic acid salts Chemical class 0.000 description 1
- 150000003891 oxalate salts Chemical class 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000010413 sodium alginate Nutrition 0.000 description 1
- 239000000661 sodium alginate Substances 0.000 description 1
- 229940005550 sodium alginate Drugs 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- 239000012279 sodium borohydride Substances 0.000 description 1
- 229910000033 sodium borohydride Inorganic materials 0.000 description 1
- 229910001379 sodium hypophosphite Inorganic materials 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59128939A JPS619506A (ja) | 1984-06-22 | 1984-06-22 | 金属磁性粉末の製法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59128939A JPS619506A (ja) | 1984-06-22 | 1984-06-22 | 金属磁性粉末の製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS619506A true JPS619506A (ja) | 1986-01-17 |
| JPH0250964B2 JPH0250964B2 (enrdf_load_stackoverflow) | 1990-11-06 |
Family
ID=14997141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59128939A Granted JPS619506A (ja) | 1984-06-22 | 1984-06-22 | 金属磁性粉末の製法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS619506A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6367704A (ja) * | 1986-09-09 | 1988-03-26 | Nissan Chem Ind Ltd | 高分散性磁性鉄粉の製造方法 |
-
1984
- 1984-06-22 JP JP59128939A patent/JPS619506A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6367704A (ja) * | 1986-09-09 | 1988-03-26 | Nissan Chem Ind Ltd | 高分散性磁性鉄粉の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0250964B2 (enrdf_load_stackoverflow) | 1990-11-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4390361A (en) | Process for preparing ferromagnetic particles comprising metallic iron | |
| CA1150534A (en) | Ferromagnetic metal pigment essentially consisting of iron and a process for its production | |
| JPH02167810A (ja) | ε’炭化鉄からなる磁性超微粒子及びその製造法 | |
| JPS5853688B2 (ja) | Ｆｅ−Ｍｇを主成分とする針状晶合金磁性粒子粉末の製造法 | |
| EP0041257B1 (en) | Process for preparing ferromagnetic particles comprising metallic iron | |
| US5028278A (en) | Ferromagnetic metal powder and process for preparation thereof | |
| JPS619506A (ja) | 金属磁性粉末の製法 | |
| JPH0343325B2 (enrdf_load_stackoverflow) | ||
| JPS619504A (ja) | 金属磁性粉末の製造方法 | |
| JPS5919169B2 (ja) | 金属磁性粉末の製造方法 | |
| JPS619503A (ja) | 金属磁性粉末を製造する方法 | |
| JPS6122604A (ja) | 磁性金属粉末およびその製造方法 | |
| US4497654A (en) | Ferromagnetic metallic powders useful for magnetic recording and processes for producing said metallic powders | |
| JPH0553843B2 (enrdf_load_stackoverflow) | ||
| JPS5919167B2 (ja) | 金属磁性粉末の製造方法 | |
| JP2740922B2 (ja) | 磁気記録材料用金属磁性粉末の製造方法 | |
| JPS5921366B2 (ja) | 針状晶Ｆｅ−Ｃｏ合金磁性粒子粉末の製造法 | |
| JPS5919162B2 (ja) | 鉄−コバルト合金強磁性粉末の製造方法 | |
| JPS5891102A (ja) | 針状晶合金磁性粒子粉末の製造法 | |
| JPS5853045B2 (ja) | 磁性粉の製造法 | |
| JPH0416924B2 (enrdf_load_stackoverflow) | ||
| JPS6349722B2 (enrdf_load_stackoverflow) | ||
| JPH0312125B2 (enrdf_load_stackoverflow) | ||
| JPS5893806A (ja) | 針状晶合金磁性粒子粉末の製造法 | |
| JPS59172209A (ja) | 金属磁性粉末およびその製造方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |