FR1357866A - Procédé pour la production d'oxyde de fer jaune alpha aciculaire, convenant notamment comme matière de départ pour la production d'oxyde de fer-iii-gamma hautement coercitif - Google Patents
Procédé pour la production d'oxyde de fer jaune alpha aciculaire, convenant notamment comme matière de départ pour la production d'oxyde de fer-iii-gamma hautement coercitifInfo
- Publication number
- FR1357866A FR1357866A FR929734A FR929734A FR1357866A FR 1357866 A FR1357866 A FR 1357866A FR 929734 A FR929734 A FR 929734A FR 929734 A FR929734 A FR 929734A FR 1357866 A FR1357866 A FR 1357866A
- Authority
- FR
- France
- Prior art keywords
- production
- oxide
- iron
- iii
- starting material
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
- G11B5/70626—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances
- G11B5/70642—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides
- G11B5/70652—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides gamma - Fe2 O3
-
- 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
- C01G49/06—Ferric oxide (Fe2O3)
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
- G11B5/70626—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances
- G11B5/70642—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides
- G11B5/70647—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides with a skin
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/42—Magnetic properties
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Dermatology (AREA)
- General Health & Medical Sciences (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR929734A FR1357866A (fr) | 1963-03-29 | 1963-03-29 | Procédé pour la production d'oxyde de fer jaune alpha aciculaire, convenant notamment comme matière de départ pour la production d'oxyde de fer-iii-gamma hautement coercitif |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR929734A FR1357866A (fr) | 1963-03-29 | 1963-03-29 | Procédé pour la production d'oxyde de fer jaune alpha aciculaire, convenant notamment comme matière de départ pour la production d'oxyde de fer-iii-gamma hautement coercitif |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1357866A true FR1357866A (fr) | 1964-04-10 |
Family
ID=8800432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR929734A Expired FR1357866A (fr) | 1963-03-29 | 1963-03-29 | Procédé pour la production d'oxyde de fer jaune alpha aciculaire, convenant notamment comme matière de départ pour la production d'oxyde de fer-iii-gamma hautement coercitif |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1357866A (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2060273A1 (en) * | 1969-09-25 | 1971-06-18 | Kodak Pathe | Acicular iron oxide prodn |
FR2060215A1 (en) * | 1969-09-16 | 1971-06-18 | Kodak Pathe | Acicular goethite for mfe of gamma ferric - oxide |
FR2129841A1 (en) * | 1971-03-16 | 1972-11-03 | Kodak Pathe | Magnetic registering material - with layer of needle shaped gamma ferric oxide with alkaline earth metal ions distributed over th |
FR2163701A1 (fr) * | 1971-12-17 | 1973-07-27 | Bayer Ag | |
FR2517292A1 (fr) * | 1981-11-27 | 1983-06-03 | Ishihara Mining & Chemical Co | Procede de preparation de a-feooh aciculaire pour une matiere d'enregistrement magnetique |
-
1963
- 1963-03-29 FR FR929734A patent/FR1357866A/fr not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2060215A1 (en) * | 1969-09-16 | 1971-06-18 | Kodak Pathe | Acicular goethite for mfe of gamma ferric - oxide |
FR2060273A1 (en) * | 1969-09-25 | 1971-06-18 | Kodak Pathe | Acicular iron oxide prodn |
FR2129841A1 (en) * | 1971-03-16 | 1972-11-03 | Kodak Pathe | Magnetic registering material - with layer of needle shaped gamma ferric oxide with alkaline earth metal ions distributed over th |
FR2163701A1 (fr) * | 1971-12-17 | 1973-07-27 | Bayer Ag | |
FR2517292A1 (fr) * | 1981-11-27 | 1983-06-03 | Ishihara Mining & Chemical Co | Procede de preparation de a-feooh aciculaire pour une matiere d'enregistrement magnetique |
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