JPH0136864B2 - - Google Patents
Info
- Publication number
- JPH0136864B2 JPH0136864B2 JP59155419A JP15541984A JPH0136864B2 JP H0136864 B2 JPH0136864 B2 JP H0136864B2 JP 59155419 A JP59155419 A JP 59155419A JP 15541984 A JP15541984 A JP 15541984A JP H0136864 B2 JPH0136864 B2 JP H0136864B2
- Authority
- JP
- Japan
- Prior art keywords
- solution
- triiron tetroxide
- pigment
- producing
- hydroxosilicate
- 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 26
- 239000000243 solution Substances 0.000 claims description 26
- 239000000049 pigment Substances 0.000 claims description 25
- 239000002245 particle Substances 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 7
- 230000003647 oxidation Effects 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000012266 salt solution Substances 0.000 claims description 6
- 239000003513 alkali Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims 3
- 229910021506 iron(II) hydroxide Inorganic materials 0.000 claims 1
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 8
- 229910004298 SiO 2 Inorganic materials 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000005415 magnetization Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 235000003891 ferrous sulphate Nutrition 0.000 description 2
- 239000011790 ferrous sulphate Substances 0.000 description 2
- 229910000359 iron(II) sulfate Inorganic materials 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
- 238000000034 method Methods 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 239000004111 Potassium silicate Substances 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- WPUINVXKIPAAHK-UHFFFAOYSA-N aluminum;potassium;oxygen(2-) Chemical compound [O-2].[O-2].[Al+3].[K+] WPUINVXKIPAAHK-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052913 potassium silicate Inorganic materials 0.000 description 1
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/08—Ferroso-ferric oxide [Fe3O4]
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/30—Three-dimensional structures
- C01P2002/32—Three-dimensional structures spinel-type (AB2O4)
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Developing Agents For Electrophotography (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59155419A JPS6134070A (ja) | 1984-07-27 | 1984-07-27 | 四三酸化鉄顔料の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59155419A JPS6134070A (ja) | 1984-07-27 | 1984-07-27 | 四三酸化鉄顔料の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6134070A JPS6134070A (ja) | 1986-02-18 |
| JPH0136864B2 true JPH0136864B2 (enrdf_load_stackoverflow) | 1989-08-02 |
Family
ID=15605584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59155419A Granted JPS6134070A (ja) | 1984-07-27 | 1984-07-27 | 四三酸化鉄顔料の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6134070A (enrdf_load_stackoverflow) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62278131A (ja) * | 1986-05-28 | 1987-12-03 | Canon Inc | ケイ素元素を有する磁性酸化鉄 |
| JP2521545B2 (ja) * | 1989-12-29 | 1996-08-07 | 濱田重工株式会社 | 鋼滓の処理方法及び装置 |
| JP2521564B2 (ja) * | 1990-06-13 | 1996-08-07 | 濱田重工株式会社 | 鋼滓類の冷却処理方法 |
| JP2974452B2 (ja) * | 1991-06-19 | 1999-11-10 | キヤノン株式会社 | 磁性トナー |
| US5424810A (en) * | 1991-09-13 | 1995-06-13 | Canon Kabushiki Kaisha | Magnetic toner, magnetic developer, apparatus unit, image forming apparatus and facsimile apparatus |
| US5356712A (en) * | 1991-09-13 | 1994-10-18 | Mitsui Mining & Smelting Co., Ltd. | Magnetite particles |
| EP0647593B1 (en) * | 1993-09-30 | 1998-01-28 | Toda Kogyo Corp. | Granular magnetite particles and process for producing the same |
| ATE178722T1 (de) * | 1993-10-08 | 1999-04-15 | Canon Kk | Magnetischer entwickler, prozesskassette und bildherstellungsverfahren |
| EP0686882B1 (en) | 1994-05-13 | 1999-08-11 | Canon Kabushiki Kaisha | Toner for developing electrostatic images, process cartridge, and image forming method |
| US6002895A (en) * | 1994-05-13 | 1999-12-14 | Canon Kabushiki Kaisha | Process cartridge |
| US5641600A (en) | 1994-08-05 | 1997-06-24 | Canon Kabushiki Kaisha | Magnetic toner and image forming method |
| DE69733117T2 (de) | 1996-12-26 | 2006-01-19 | Canon K.K. | Magnetischer Toner, Herstellungsverfahren für magnetische Toner, und Bildherstellungsverfahren |
| EP0905568B1 (en) | 1997-09-16 | 2004-12-08 | Canon Kabushiki Kaisha | Magnetic toner and image forming method |
| DE19919791A1 (de) | 1999-04-30 | 2000-11-02 | Bayer Ag | Verfahren zur Herstellung von Fällungsmagnetiten |
| US6447969B1 (en) | 1999-06-02 | 2002-09-10 | Canon Kabushiki Kaisha | Toner and image forming method |
| DE60115737T2 (de) | 2000-02-21 | 2006-07-27 | Canon K.K. | Magnetischer Toner und Bildherstellungsverfahren unter Verwendung desselben |
| CA2337087C (en) | 2000-03-08 | 2006-06-06 | Canon Kabushiki Kaisha | Magnetic toner, process for production thereof, and image forming method, apparatus and process cartridge using the toner |
| DE10043492A1 (de) | 2000-09-01 | 2002-03-14 | Bayer Ag | Verwendung von Magnetteilchen und Verfahren zu deren Herstellung |
| US6670087B2 (en) | 2000-11-07 | 2003-12-30 | Canon Kabushiki Kaisha | Toner, image-forming apparatus, process cartridge and image forming method |
| DE10209150A1 (de) | 2002-03-01 | 2003-09-11 | Bayer Ag | Verfahren zur Herstellung von Magnetitteilchen und deren Verwendung |
-
1984
- 1984-07-27 JP JP59155419A patent/JPS6134070A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6134070A (ja) | 1986-02-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |