JPS5652856B2 - - Google Patents
Info
- Publication number
- JPS5652856B2 JPS5652856B2 JP13007573A JP13007573A JPS5652856B2 JP S5652856 B2 JPS5652856 B2 JP S5652856B2 JP 13007573 A JP13007573 A JP 13007573A JP 13007573 A JP13007573 A JP 13007573A JP S5652856 B2 JPS5652856 B2 JP S5652856B2
- Authority
- JP
- Japan
- 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
- G11B5/70668—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 containing a dopant
-
- 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
-
- 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
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
-
- 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)
- Health & Medical Sciences (AREA)
- Dermatology (AREA)
- General Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Iron (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13007573A JPS5652856B2 (es) | 1973-11-21 | 1973-11-21 | |
| GB4911874A GB1445288A (en) | 1973-11-21 | 1974-11-13 | Process for producing goethite |
| DE19742455158 DE2455158C2 (de) | 1973-11-21 | 1974-11-21 | Verfahren zur Herstellung von Goethit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13007573A JPS5652856B2 (es) | 1973-11-21 | 1973-11-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5080299A JPS5080299A (es) | 1975-06-30 |
| JPS5652856B2 true JPS5652856B2 (es) | 1981-12-15 |
Family
ID=15025381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13007573A Expired JPS5652856B2 (es) | 1973-11-21 | 1973-11-21 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5652856B2 (es) |
| DE (1) | DE2455158C2 (es) |
| GB (1) | GB1445288A (es) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6175062U (es) * | 1984-10-22 | 1986-05-21 | ||
| JPS6175063U (es) * | 1984-10-22 | 1986-05-21 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4495164A (en) * | 1980-05-30 | 1985-01-22 | Toda Kogyo Corp. | Process for producing acicular magnetite or acicular maghemite |
| DE10010940A1 (de) | 2000-03-06 | 2001-09-13 | Bayer Ag | Verfahren zur Herstellung von Eisenoxid und seine Verwendung |
| DE10044398A1 (de) | 2000-09-08 | 2002-03-21 | Bayer Ag | Verfahren zur Herstellung von Eisenoxidgelbpigmenten |
| DK1512726T3 (en) | 2003-09-03 | 2016-01-18 | Lanxess Deutschland Gmbh | PROCEDURE FOR THE MANUFACTURE OF IRON OXID YELLOW PIGMENTS WITH CACO3 AS A PREPARING AGENT |
| DE102006022449A1 (de) * | 2006-05-13 | 2007-11-15 | Lanxess Deutschland Gmbh | Verbesserte Eisenoxidgelbpigmente |
| EP3517504A1 (en) | 2018-01-26 | 2019-07-31 | LANXESS Deutschland GmbH | Process for the manufacturing of goethite pigments |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE906598C (de) * | 1951-09-26 | 1954-03-15 | Bayer Ag | Verfahren zur Herstellung von Eisenoxydpigmenten |
| DE1176111B (de) * | 1962-07-16 | 1964-08-20 | Bayer Ag | Verfahren zur Herstellung von ferro-magnetischem ª†-FeO |
| DE1792272B1 (de) * | 1968-08-13 | 1971-02-18 | Siegle & Co Gmbh G | Verfahren zur Herstellung von leicht dispergierbaren transparenten Eisenoxidrotpigmenten der alpha-Modifikation |
| JPS4829718B1 (es) * | 1969-11-13 | 1973-09-12 |
-
1973
- 1973-11-21 JP JP13007573A patent/JPS5652856B2/ja not_active Expired
-
1974
- 1974-11-13 GB GB4911874A patent/GB1445288A/en not_active Expired
- 1974-11-21 DE DE19742455158 patent/DE2455158C2/de not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6175062U (es) * | 1984-10-22 | 1986-05-21 | ||
| JPS6175063U (es) * | 1984-10-22 | 1986-05-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1445288A (en) | 1976-08-11 |
| JPS5080299A (es) | 1975-06-30 |
| DE2455158A1 (de) | 1975-05-22 |
| DE2455158C2 (de) | 1983-02-17 |