JPS5864224A - 磁気記録用磁性酸化鉄粉末の製造方法 - Google Patents
磁気記録用磁性酸化鉄粉末の製造方法Info
- Publication number
- JPS5864224A JPS5864224A JP56160618A JP16061881A JPS5864224A JP S5864224 A JPS5864224 A JP S5864224A JP 56160618 A JP56160618 A JP 56160618A JP 16061881 A JP16061881 A JP 16061881A JP S5864224 A JPS5864224 A JP S5864224A
- Authority
- JP
- Japan
- Prior art keywords
- iron oxide
- magnetic
- oxide powder
- ferrous
- magnetic iron
- 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
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims abstract description 100
- 239000000843 powder Substances 0.000 title claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- 239000002245 particle Substances 0.000 claims abstract description 21
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 claims abstract description 14
- 239000006185 dispersion Substances 0.000 claims abstract description 13
- 229910021506 iron(II) hydroxide Inorganic materials 0.000 claims abstract description 11
- 238000000576 coating method Methods 0.000 abstract description 14
- 239000011248 coating agent Substances 0.000 abstract description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 13
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 abstract description 13
- 239000011790 ferrous sulphate Substances 0.000 abstract description 9
- 235000003891 ferrous sulphate Nutrition 0.000 abstract description 9
- 229910000359 iron(II) sulfate Inorganic materials 0.000 abstract description 9
- 239000002002 slurry Substances 0.000 abstract description 9
- -1 ferrous compound Chemical class 0.000 abstract description 5
- 229910052742 iron Inorganic materials 0.000 abstract description 4
- 229960002089 ferrous chloride Drugs 0.000 abstract description 2
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 abstract description 2
- 230000002542 deteriorative effect Effects 0.000 abstract 1
- 238000012856 packing Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 17
- 239000000243 solution Substances 0.000 description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000002585 base Substances 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 4
- 229910017052 cobalt Inorganic materials 0.000 description 4
- 239000010941 cobalt Substances 0.000 description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 239000012266 salt solution Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 2
- 229910015189 FeOx Inorganic materials 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 229940044175 cobalt sulfate Drugs 0.000 description 2
- 229910000361 cobalt sulfate Inorganic materials 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
- 150000001875 compounds Chemical class 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 235000014413 iron hydroxide Nutrition 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 239000002609 medium Substances 0.000 description 2
- 150000002736 metal compounds Chemical group 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- HGAZMNJKRQFZKS-UHFFFAOYSA-N chloroethene;ethenyl acetate Chemical compound ClC=C.CC(=O)OC=C HGAZMNJKRQFZKS-UHFFFAOYSA-N 0.000 description 1
- 229920006026 co-polymeric resin Polymers 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Compounds Of Iron (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56160618A JPS5864224A (ja) | 1981-10-08 | 1981-10-08 | 磁気記録用磁性酸化鉄粉末の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56160618A JPS5864224A (ja) | 1981-10-08 | 1981-10-08 | 磁気記録用磁性酸化鉄粉末の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5864224A true JPS5864224A (ja) | 1983-04-16 |
| JPS6313942B2 JPS6313942B2 (enrdf_load_stackoverflow) | 1988-03-28 |
Family
ID=15718823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56160618A Granted JPS5864224A (ja) | 1981-10-08 | 1981-10-08 | 磁気記録用磁性酸化鉄粉末の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5864224A (enrdf_load_stackoverflow) |
-
1981
- 1981-10-08 JP JP56160618A patent/JPS5864224A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6313942B2 (enrdf_load_stackoverflow) | 1988-03-28 |
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