JPS6135243B2 - - Google Patents
Info
- Publication number
- JPS6135243B2 JPS6135243B2 JP53133939A JP13393978A JPS6135243B2 JP S6135243 B2 JPS6135243 B2 JP S6135243B2 JP 53133939 A JP53133939 A JP 53133939A JP 13393978 A JP13393978 A JP 13393978A JP S6135243 B2 JPS6135243 B2 JP S6135243B2
- Authority
- JP
- Japan
- Prior art keywords
- powder
- magnetic
- iron
- cobalt
- iron oxide
- 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
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 46
- 239000000843 powder Substances 0.000 claims description 46
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 34
- 239000006247 magnetic powder Substances 0.000 claims description 24
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 22
- 229910052742 iron Inorganic materials 0.000 claims description 17
- 229910001004 magnetic alloy Inorganic materials 0.000 claims description 17
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 12
- 229910017052 cobalt Inorganic materials 0.000 claims description 10
- 239000010941 cobalt Substances 0.000 claims description 10
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 150000002739 metals Chemical class 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 239000011651 chromium Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 239000002245 particle Substances 0.000 description 18
- 229910045601 alloy Inorganic materials 0.000 description 12
- 239000000956 alloy Substances 0.000 description 12
- 230000004907 flux Effects 0.000 description 12
- 230000005415 magnetization Effects 0.000 description 12
- 150000003839 salts Chemical class 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 239000003960 organic solvent Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 5
- 150000001868 cobalt Chemical class 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910001566 austenite Inorganic materials 0.000 description 4
- 229910052725 zinc Inorganic materials 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 150000001844 chromium Chemical class 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 150000002334 glycols Chemical class 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 229910006540 α-FeOOH Inorganic materials 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- GFHNAMRJFCEERV-UHFFFAOYSA-L cobalt chloride hexahydrate Chemical compound O.O.O.O.O.O.[Cl-].[Cl-].[Co+2] GFHNAMRJFCEERV-UHFFFAOYSA-L 0.000 description 2
- UBEWDCMIDFGDOO-UHFFFAOYSA-N cobalt(2+);cobalt(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Co+2].[Co+3].[Co+3] UBEWDCMIDFGDOO-UHFFFAOYSA-N 0.000 description 2
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(II) oxide Inorganic materials [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 150000002170 ethers Chemical class 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- -1 fatty acid esters Chemical class 0.000 description 2
- 150000002815 nickel Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910021503 Cobalt(II) hydroxide Inorganic materials 0.000 description 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229920002433 Vinyl chloride-vinyl acetate copolymer Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- OBWXQDHWLMJOOD-UHFFFAOYSA-H cobalt(2+);dicarbonate;dihydroxide;hydrate Chemical compound O.[OH-].[OH-].[Co+2].[Co+2].[Co+2].[O-]C([O-])=O.[O-]C([O-])=O OBWXQDHWLMJOOD-UHFFFAOYSA-H 0.000 description 1
- MULYSYXKGICWJF-UHFFFAOYSA-L cobalt(2+);oxalate Chemical compound [Co+2].[O-]C(=O)C([O-])=O MULYSYXKGICWJF-UHFFFAOYSA-L 0.000 description 1
- ASKVAEGIVYSGNY-UHFFFAOYSA-L cobalt(ii) hydroxide Chemical compound [OH-].[OH-].[Co+2] ASKVAEGIVYSGNY-UHFFFAOYSA-L 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 150000001983 dialkylethers Chemical class 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 159000000014 iron salts Chemical class 0.000 description 1
- 150000002696 manganese Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000001509 sodium citrate Substances 0.000 description 1
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 150000003751 zinc Chemical class 0.000 description 1
- 239000011592 zinc chloride Substances 0.000 description 1
- 235000005074 zinc chloride Nutrition 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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 |
|---|---|---|---|
| JP13393978A JPS5562105A (en) | 1978-10-30 | 1978-10-30 | Production of magnetic alloy powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13393978A JPS5562105A (en) | 1978-10-30 | 1978-10-30 | Production of magnetic alloy powder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5562105A JPS5562105A (en) | 1980-05-10 |
| JPS6135243B2 true JPS6135243B2 (US06521211-20030218-C00004.png) | 1986-08-12 |
Family
ID=15116596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13393978A Granted JPS5562105A (en) | 1978-10-30 | 1978-10-30 | Production of magnetic alloy powder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5562105A (US06521211-20030218-C00004.png) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5573803A (en) * | 1978-11-25 | 1980-06-03 | Hitachi Maxell Ltd | Production of magnetic alloy powder |
| JPS59207024A (ja) * | 1983-05-10 | 1984-11-24 | Konishiroku Photo Ind Co Ltd | 磁気記録媒体 |
| JPH0630138B2 (ja) * | 1990-08-31 | 1994-04-20 | コニカ株式会社 | 磁気記録媒体 |
| JPH0630139B2 (ja) * | 1990-09-21 | 1994-04-20 | コニカ株式会社 | 磁気記録媒体 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4882395A (US06521211-20030218-C00004.png) * | 1972-02-04 | 1973-11-02 | ||
| JPS4922630A (US06521211-20030218-C00004.png) * | 1972-06-24 | 1974-02-28 | ||
| JPS49119197A (US06521211-20030218-C00004.png) * | 1973-03-20 | 1974-11-14 | ||
| JPS49135867A (US06521211-20030218-C00004.png) * | 1973-05-02 | 1974-12-27 | ||
| JPS5085612A (US06521211-20030218-C00004.png) * | 1973-11-30 | 1975-07-10 | ||
| JPS5285054A (en) * | 1976-01-09 | 1977-07-15 | Hitachi Ltd | Method of stabilizing metal powder |
| JPS5297357A (en) * | 1976-02-13 | 1977-08-16 | Sony Corp | Method of making magnetic alloy powder containing iron and copper as main constituents |
| JPS5328298A (en) * | 1976-08-27 | 1978-03-16 | Victor Co Of Japan Ltd | Iron or iron alloy pulverule nt body and magnetic recording medium |
-
1978
- 1978-10-30 JP JP13393978A patent/JPS5562105A/ja active Granted
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4882395A (US06521211-20030218-C00004.png) * | 1972-02-04 | 1973-11-02 | ||
| JPS4922630A (US06521211-20030218-C00004.png) * | 1972-06-24 | 1974-02-28 | ||
| JPS49119197A (US06521211-20030218-C00004.png) * | 1973-03-20 | 1974-11-14 | ||
| JPS49135867A (US06521211-20030218-C00004.png) * | 1973-05-02 | 1974-12-27 | ||
| JPS5085612A (US06521211-20030218-C00004.png) * | 1973-11-30 | 1975-07-10 | ||
| JPS5285054A (en) * | 1976-01-09 | 1977-07-15 | Hitachi Ltd | Method of stabilizing metal powder |
| JPS5297357A (en) * | 1976-02-13 | 1977-08-16 | Sony Corp | Method of making magnetic alloy powder containing iron and copper as main constituents |
| JPS5328298A (en) * | 1976-08-27 | 1978-03-16 | Victor Co Of Japan Ltd | Iron or iron alloy pulverule nt body and magnetic recording medium |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5562105A (en) | 1980-05-10 |
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