JPS63107819A

JPS63107819A - コバルト含有強磁性酸化鉄の製造方法

コバルト含有強磁性酸化鉄の製造方法

Info

Publication number: JPS63107819A
Authority: JP; Japan
Prior art keywords: cobalt; salt; iron oxide; powder; ferrous
Prior art date: 1986-05-16
Legal status : Granted

Application number

JP62118686A

Other languages

English (en)

Japanese (ja)

Other versions

JPH0371379B2 (enrdf_load_stackoverflow

Inventor

Tatsuo Ishikawa

石川　達雄

Kazutaka Fujii

藤井　一孝

Kenichi Sasaki

謙一佐々木

Masashi Ota

太田　政司

Masahide Miyashita

宮下　政秀

Current Assignee

Ishihara Sangyo Kaisha Ltd

Original Assignee

Ishihara Sangyo Kaisha Ltd

Priority date

1986-05-16

Filing date

1987-05-15

Publication date

1988-05-12

1987-05-15 Application filed by Ishihara Sangyo Kaisha Ltd filed Critical Ishihara Sangyo Kaisha Ltd

1988-05-12 Publication of JPS63107819A publication Critical patent/JPS63107819A/ja

1991-11-13 Publication of JPH0371379B2 publication Critical patent/JPH0371379B2/ja

Status Granted legal-status Critical Current

Links

UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims abstract description 100
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 title claims abstract description 43
229910017052 cobalt Inorganic materials 0.000 title claims abstract description 41
239000010941 cobalt Substances 0.000 title claims abstract description 41
230000005294 ferromagnetic effect Effects 0.000 title claims abstract description 11
238000004519 manufacturing process Methods 0.000 title claims description 9
230000005291 magnetic effect Effects 0.000 claims abstract description 52
239000000843 powder Substances 0.000 claims abstract description 44
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
239000002002 slurry Substances 0.000 claims abstract description 28
150000001868 cobalt Chemical class 0.000 claims abstract description 20
239000002245 particle Substances 0.000 claims abstract description 17
239000003513 alkali Substances 0.000 claims abstract description 11
230000002378 acidificating effect Effects 0.000 claims abstract description 8
150000003839 salts Chemical class 0.000 claims abstract description 7
238000005406 washing Methods 0.000 claims abstract description 7
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 23
229910052751 metal Inorganic materials 0.000 claims description 10
239000002184 metal Substances 0.000 claims description 10
238000011282 treatment Methods 0.000 claims description 9
239000000126 substance Substances 0.000 claims description 6
239000012736 aqueous medium Substances 0.000 claims description 4
150000002505 iron Chemical class 0.000 claims 1
150000002736 metal compounds Chemical class 0.000 claims 1
238000010438 heat treatment Methods 0.000 abstract description 32
230000005415 magnetization Effects 0.000 abstract description 20
BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 abstract description 19
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract description 15
KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 abstract description 6
239000000463 material Substances 0.000 abstract description 6
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 4
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract description 4
238000001914 filtration Methods 0.000 abstract description 3
229910021529 ammonia Inorganic materials 0.000 abstract description 2
150000001844 chromium Chemical class 0.000 abstract description 2
150000002696 manganese Chemical class 0.000 abstract description 2
150000002815 nickel Chemical class 0.000 abstract description 2
229910000029 sodium carbonate Inorganic materials 0.000 abstract description 2
150000003751 zinc Chemical class 0.000 abstract description 2
235000013980 iron oxide Nutrition 0.000 description 44
238000000034 method Methods 0.000 description 34
239000007864 aqueous solution Substances 0.000 description 32
239000006247 magnetic powder Substances 0.000 description 25
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 24
230000000052 comparative effect Effects 0.000 description 16
239000007789 gas Substances 0.000 description 14
230000000694 effects Effects 0.000 description 9
230000008859 change Effects 0.000 description 8
239000000243 solution Substances 0.000 description 7
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
150000001869 cobalt compounds Chemical class 0.000 description 6
238000000151 deposition Methods 0.000 description 6
238000009826 distribution Methods 0.000 description 6
JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 6
238000007664 blowing Methods 0.000 description 5
238000006243 chemical reaction Methods 0.000 description 5
229940044175 cobalt sulfate Drugs 0.000 description 5
229910000361 cobalt sulfate Inorganic materials 0.000 description 5
KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 5
239000007788 liquid Substances 0.000 description 5
ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 4
150000001875 compounds Chemical class 0.000 description 4
230000007423 decrease Effects 0.000 description 4
SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 4
239000011790 ferrous sulphate Substances 0.000 description 4
235000003891 ferrous sulphate Nutrition 0.000 description 4
229910000359 iron(II) sulfate Inorganic materials 0.000 description 4
238000010979 pH adjustment Methods 0.000 description 4
239000012266 salt solution Substances 0.000 description 4
238000001179 sorption measurement Methods 0.000 description 4
TWJNQYPJQDRXPH-UHFFFAOYSA-N 2-cyanobenzohydrazide Chemical compound NNC(=O)C1=CC=CC=C1C#N TWJNQYPJQDRXPH-UHFFFAOYSA-N 0.000 description 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
235000021360 Myristic acid Nutrition 0.000 description 3
TUNFSRHWOTWDNC-UHFFFAOYSA-N Myristic acid Natural products CCCCCCCCCCCCCC(O)=O TUNFSRHWOTWDNC-UHFFFAOYSA-N 0.000 description 3
MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
239000002253 acid Substances 0.000 description 3
239000011248 coating agent Substances 0.000 description 3
238000000576 coating method Methods 0.000 description 3
229910001429 cobalt ion Inorganic materials 0.000 description 3
XLJKHNWPARRRJB-UHFFFAOYSA-N cobalt(2+) Chemical compound [Co+2] XLJKHNWPARRRJB-UHFFFAOYSA-N 0.000 description 3
230000008021 deposition Effects 0.000 description 3
238000001035 drying Methods 0.000 description 3
239000000203 mixture Substances 0.000 description 3
239000003973 paint Substances 0.000 description 3
241001561902 Chaetodon citrinellus Species 0.000 description 2
KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
239000012670 alkaline solution Substances 0.000 description 2
WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
238000007796 conventional method Methods 0.000 description 2
239000013078 crystal Substances 0.000 description 2
JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
235000014113 dietary fatty acids Nutrition 0.000 description 2
238000009792 diffusion process Methods 0.000 description 2
239000006185 dispersion Substances 0.000 description 2
238000005516 engineering process Methods 0.000 description 2
239000000194 fatty acid Substances 0.000 description 2
229930195729 fatty acid Natural products 0.000 description 2
150000004665 fatty acids Chemical class 0.000 description 2
239000011261 inert gas Substances 0.000 description 2
229910052742 iron Inorganic materials 0.000 description 2
AYOOGWWGECJQPI-NSHDSACASA-N n-[(1s)-1-(5-fluoropyrimidin-2-yl)ethyl]-3-(3-propan-2-yloxy-1h-pyrazol-5-yl)imidazo[4,5-b]pyridin-5-amine Chemical compound N1C(OC(C)C)=CC(N2C3=NC(N[C@@H](C)C=4N=CC(F)=CN=4)=CC=C3N=C2)=N1 AYOOGWWGECJQPI-NSHDSACASA-N 0.000 description 2
230000007935 neutral effect Effects 0.000 description 2
XULSCZPZVQIMFM-IPZQJPLYSA-N odevixibat Chemical compound C12=CC(SC)=C(OCC(=O)N[C@@H](C(=O)N[C@@H](CC)C(O)=O)C=3C=CC(O)=CC=3)C=C2S(=O)(=O)NC(CCCC)(CCCC)CN1C1=CC=CC=C1 XULSCZPZVQIMFM-IPZQJPLYSA-N 0.000 description 2
230000001590 oxidative effect Effects 0.000 description 2
230000008569 process Effects 0.000 description 2
239000000047 product Substances 0.000 description 2
230000009467 reduction Effects 0.000 description 2
230000002123 temporal effect Effects 0.000 description 2
DUXYWXYOBMKGIN-UHFFFAOYSA-N trimyristin Chemical compound CCCCCCCCCCCCCC(=O)OCC(OC(=O)CCCCCCCCCCCCC)COC(=O)CCCCCCCCCCCCC DUXYWXYOBMKGIN-UHFFFAOYSA-N 0.000 description 2
QIVUCLWGARAQIO-OLIXTKCUSA-N (3s)-n-[(3s,5s,6r)-6-methyl-2-oxo-1-(2,2,2-trifluoroethyl)-5-(2,3,6-trifluorophenyl)piperidin-3-yl]-2-oxospiro[1h-pyrrolo[2,3-b]pyridine-3,6'-5,7-dihydrocyclopenta[b]pyridine]-3'-carboxamide Chemical compound C1([C@H]2[C@H](N(C(=O)[C@@H](NC(=O)C=3C=C4C[C@]5(CC4=NC=3)C3=CC=CN=C3NC5=O)C2)CC(F)(F)F)C)=C(F)C=CC(F)=C1F QIVUCLWGARAQIO-OLIXTKCUSA-N 0.000 description 1
239000005711 Benzoic acid Substances 0.000 description 1
229910021503 Cobalt(II) hydroxide Inorganic materials 0.000 description 1
FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
239000004277 Ferrous carbonate Substances 0.000 description 1
229910002651 NO3 Inorganic materials 0.000 description 1
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
229920002433 Vinyl chloride-vinyl acetate copolymer Polymers 0.000 description 1
235000011054 acetic acid Nutrition 0.000 description 1
229910000147 aluminium phosphate Inorganic materials 0.000 description 1
238000001479 atomic absorption spectroscopy Methods 0.000 description 1
238000005452 bending Methods 0.000 description 1
235000010233 benzoic acid Nutrition 0.000 description 1
238000009835 boiling Methods 0.000 description 1
KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
239000004327 boric acid Substances 0.000 description 1
230000005587 bubbling Effects 0.000 description 1
238000004364 calculation method Methods 0.000 description 1
150000001735 carboxylic acids Chemical class 0.000 description 1
238000005119 centrifugation Methods 0.000 description 1
229940011182 cobalt acetate Drugs 0.000 description 1
GVPFVAHMJGGAJG-UHFFFAOYSA-L cobalt dichloride Chemical compound [Cl-].[Cl-].[Co+2] GVPFVAHMJGGAJG-UHFFFAOYSA-L 0.000 description 1
QAHREYKOYSIQPH-UHFFFAOYSA-L cobalt(II) acetate Chemical compound [Co+2].CC([O-])=O.CC([O-])=O QAHREYKOYSIQPH-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
238000013329 compounding Methods 0.000 description 1
230000003750 conditioning effect Effects 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
RAQDACVRFCEPDA-UHFFFAOYSA-L ferrous carbonate Chemical compound [Fe+2].[O-]C([O-])=O RAQDACVRFCEPDA-UHFFFAOYSA-L 0.000 description 1
235000019268 ferrous carbonate Nutrition 0.000 description 1
229960004652 ferrous carbonate Drugs 0.000 description 1
229960002089 ferrous chloride Drugs 0.000 description 1
229910001448 ferrous ion Inorganic materials 0.000 description 1
PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
238000001027 hydrothermal synthesis Methods 0.000 description 1
125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
230000003100 immobilizing effect Effects 0.000 description 1
230000006872 improvement Effects 0.000 description 1
NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 1
-1 iron ions Chemical class 0.000 description 1
VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
229910000015 iron(II) carbonate Inorganic materials 0.000 description 1
229910021506 iron(II) hydroxide Inorganic materials 0.000 description 1
NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 1
230000010534 mechanism of action Effects 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
229940098779 methanesulfonic acid Drugs 0.000 description 1
229910017604 nitric acid Inorganic materials 0.000 description 1
235000006408 oxalic acid Nutrition 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
230000036961 partial effect Effects 0.000 description 1
229920006267 polyester film Polymers 0.000 description 1
229920005749 polyurethane resin Polymers 0.000 description 1
238000010926 purge Methods 0.000 description 1
238000004445 quantitative analysis Methods 0.000 description 1
230000009257 reactivity Effects 0.000 description 1
229920005989 resin Polymers 0.000 description 1
239000011347 resin Substances 0.000 description 1
230000009291 secondary effect Effects 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
230000001568 sexual effect Effects 0.000 description 1
239000002904 solvent Substances 0.000 description 1
150000003455 sulfinic acids Chemical class 0.000 description 1
150000003460 sulfonic acids Chemical class 0.000 description 1
239000006228 supernatant Substances 0.000 description 1
239000004094 surface-active agent Substances 0.000 description 1
239000011975 tartaric acid Substances 0.000 description 1
235000002906 tartaric acid Nutrition 0.000 description 1
230000036962 time dependent Effects 0.000 description 1
229910006297 γ-Fe2O3 Inorganic materials 0.000 description 1