BE820145A - Oxydes de fer magnetiques a orientabilite amelioree et leur procede de production - Google Patents
Oxydes de fer magnetiques a orientabilite amelioree et leur procede de productionInfo
- Publication number
- BE820145A BE820145A BE148727A BE148727A BE820145A BE 820145 A BE820145 A BE 820145A BE 148727 A BE148727 A BE 148727A BE 148727 A BE148727 A BE 148727A BE 820145 A BE820145 A BE 820145A
- Authority
- BE
- Belgium
- Prior art keywords
- production process
- magnetic iron
- iron oxides
- orientability
- improved
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/22—Compounds of iron
- C09C1/24—Oxides of iron
-
- 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
-
- 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
-
- 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
- G11B5/70663—Preparation processes specially adapted therefor, e.g. using stabilising agents
-
- 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
-
- 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
- G11B5/70673—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 containing Co
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/50—Solid solutions
- C01P2002/52—Solid solutions containing elements as dopants
-
- 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
- Health & Medical Sciences (AREA)
- Dermatology (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Compounds Of Iron (AREA)
- Hard Magnetic Materials (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732347486 DE2347486C3 (de) | 1973-09-21 | Magnetische Eisenoxid-Pigmente mit verbesserter Ausrichtbarkeit und Verfahren zu ihrer Herstellung |
Publications (1)
Publication Number | Publication Date |
---|---|
BE820145A true BE820145A (fr) | 1975-03-20 |
Family
ID=5893215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE148727A BE820145A (fr) | 1973-09-21 | 1974-09-20 | Oxydes de fer magnetiques a orientabilite amelioree et leur procede de production |
Country Status (9)
Country | Link |
---|---|
US (1) | US3931025A (fr) |
JP (2) | JPS5523217B2 (fr) |
BE (1) | BE820145A (fr) |
CA (1) | CA1039050A (fr) |
FR (1) | FR2244801B1 (fr) |
GB (1) | GB1436090A (fr) |
IT (1) | IT1019333B (fr) |
NL (1) | NL178677C (fr) |
PL (1) | PL91700B1 (fr) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2520643C2 (de) * | 1975-05-09 | 1983-11-17 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von γ-Eisen(III)oxid |
JPS5269898A (en) * | 1975-12-09 | 1977-06-10 | Nippon Paint Co Ltd | Production of phosphate pigment |
DE2556406A1 (de) * | 1975-12-15 | 1977-06-16 | Bayer Ag | Verfahren zur kontinuierlichen herstellung von eisenoxidhydroxid |
DE2625106C2 (de) * | 1976-06-04 | 1982-03-11 | Bayer Ag, 5090 Leverkusen | Eisenoxidschwarz-Pigmente mit verbesserter Oxidationsbeständigkeit und Verfahren zu ihrer Herstellung |
US4053325A (en) * | 1976-09-14 | 1977-10-11 | Pfizer Inc. | Heat stable iron oxides |
US4136158A (en) * | 1976-11-01 | 1979-01-23 | Toda Kogyo Corp. | Production of acicular magnetic iron oxides |
US4201761A (en) * | 1977-06-02 | 1980-05-06 | Suntech, Inc. | Process for making iron oxide of controlled particle size |
JPS5854487B2 (ja) * | 1977-08-29 | 1983-12-05 | 戸田工業株式会社 | 磁気記録材料用針状磁性酸化鉄粒子粉末の製造法 |
US4264462A (en) * | 1977-10-04 | 1981-04-28 | Bayer Aktiengesellschaft | Stabilization of magnetite pigments with heterocyclic nitrogen compounds |
DE2801395C2 (de) * | 1978-01-13 | 1982-04-22 | Bayer Ag, 5090 Leverkusen | Thermisch stabilisiertes ferrimagnetisches Eisenoxid |
US4209412A (en) * | 1978-05-22 | 1980-06-24 | Hercules Incorporated | Process for producing nonstoichiometric ferroso-ferric oxides |
CA1087851A (fr) * | 1978-07-17 | 1980-10-21 | Lechoslaw A.M. Utracki | Produit generateur de gaz |
DE2903593C3 (de) * | 1979-01-31 | 1982-05-06 | Bayer Ag, 5090 Leverkusen | Kobalt-dotierte ferrimagnetische Eisenoxide und Verfahren zu deren Herstellung |
JPS55149138A (en) * | 1979-05-11 | 1980-11-20 | Tdk Corp | Iron oxide hydrate containing silicon and phosphorus, and its manufacture |
JPS55149137A (en) * | 1979-05-11 | 1980-11-20 | Tdk Corp | High performance high coercive force powder and its manufacture |
DE2935444A1 (de) * | 1979-09-01 | 1981-03-19 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von nadelfoermigen ferrimagnetischem eisenoxid |
US4614682A (en) * | 1984-10-11 | 1986-09-30 | Ricoh Company, Ltd. | Thermosensitive image transfer recording medium |
JPS61145000U (fr) * | 1985-02-28 | 1986-09-06 | ||
US4670357A (en) * | 1985-06-17 | 1987-06-02 | International Fuel Cells Corporation | Fuel cell powerplant employing an aqueous solution |
US4835072A (en) * | 1985-06-17 | 1989-05-30 | International Fuel Cells Corporation | Apparatus employing an aqueous solution |
US4923767A (en) * | 1985-06-18 | 1990-05-08 | International Fuel Cells | Fuel cell power plants employing an aqueous solution |
JP2582764B2 (ja) * | 1986-02-05 | 1997-02-19 | バスフ アクチェン ゲゼルシャフト | 本質的に鉄から成る針状強磁性金属粉末の製造方法 |
DE3631194A1 (de) * | 1986-09-13 | 1988-03-24 | Bayer Ag | Magnetische eisenoxidpigmente sowie verfahren zu ihrer herstellung |
DE3780903T2 (de) * | 1986-10-17 | 1992-12-24 | Toda Kogyo Corp | Nadelfoermige magnetische eisenoxydteilchen, verfahren zu ihrer herstellung und solche teilchen verwendende magnetische aufzeichnungstraeger. |
DE3908427A1 (de) * | 1989-03-15 | 1990-09-20 | Bayer Ag | Co-haltige magnetische pigmente, verfahren zu ihrer herstellung sowie deren verwendung |
DE4205634A1 (de) * | 1992-02-25 | 1993-08-26 | Bayer Ag | Niederkoerzitive eisenoxidpigmente sowie verfahren zu deren herstellung |
DE4243760A1 (de) * | 1992-12-23 | 1994-06-30 | Bayer Ag | Verfahren zur Herstellung von Goethit |
DE4310864A1 (de) * | 1993-04-02 | 1994-10-06 | Basf Ag | Verfahren zur Herstellung von transparenten Eisenoxid-Gelbpigmenten |
JPH09504503A (ja) * | 1993-11-01 | 1997-05-06 | ミネソタ・マイニング・アンド・マニュファクチュアリング・カンパニー | ゲータイトの製造方法 |
US8221536B2 (en) | 2006-11-09 | 2012-07-17 | Sun Chemical Corp. | Cosmetic comprising multi-colored lustrous pearlescent pigments |
US8349067B2 (en) * | 2006-11-09 | 2013-01-08 | Sun Chemical Corp. | Multi-colored lustrous pearlescent pigments |
US7850775B2 (en) * | 2006-11-09 | 2010-12-14 | Sun Chemical Corporation | Multi-colored lustrous pearlescent pigments |
US8906154B2 (en) * | 2006-11-09 | 2014-12-09 | Sun Chemical Corporation | Coating, ink, or article comprising multi-colored lustrous pearlescent pigments |
US8323396B2 (en) * | 2006-11-09 | 2012-12-04 | Sun Chemical Corp. | Orange pearlescent pigments |
US8211224B2 (en) * | 2006-11-09 | 2012-07-03 | Sun Chemical Corp. | Multi-colored lustrous pearlescent pigments and process for making |
US20090185992A1 (en) * | 2008-01-18 | 2009-07-23 | Christelle Conan | Process for producing iron oxide coated pearlescent pigments |
JP6427921B2 (ja) * | 2013-06-28 | 2018-11-28 | 日亜化学工業株式会社 | 非水系二次電池用正極活物質及びその製造方法 |
CN110844940A (zh) * | 2019-11-11 | 2020-02-28 | 上海纳米技术及应用国家工程研究中心有限公司 | 镍原子掺杂α-三氧化二铁纳米材料的制备方法及其产品和应用 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1219009B (de) * | 1963-06-26 | 1966-06-16 | Bayer Ag | Verfahren zur Herstellung von gamma-FeOOH |
FR1587959A (fr) * | 1967-11-25 | 1970-04-03 | ||
US3873462A (en) * | 1973-04-27 | 1975-03-25 | American Cyanamid Co | Cobalt modified iron oxides |
-
1974
- 1974-08-29 US US05/501,740 patent/US3931025A/en not_active Expired - Lifetime
- 1974-09-16 GB GB4017374A patent/GB1436090A/en not_active Expired
- 1974-09-19 CA CA209,540A patent/CA1039050A/fr not_active Expired
- 1974-09-19 JP JP10721874A patent/JPS5523217B2/ja not_active Expired
- 1974-09-19 PL PL1974174220A patent/PL91700B1/pl unknown
- 1974-09-19 IT IT53103/74A patent/IT1019333B/it active
- 1974-09-20 FR FR7431871A patent/FR2244801B1/fr not_active Expired
- 1974-09-20 NL NLAANVRAGE7412480,A patent/NL178677C/xx not_active IP Right Cessation
- 1974-09-20 BE BE148727A patent/BE820145A/fr not_active IP Right Cessation
-
1981
- 1981-06-17 JP JP9241381A patent/JPS5734027A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
US3931025A (en) | 1976-01-06 |
DE2347486B2 (de) | 1977-04-07 |
PL91700B1 (fr) | 1977-03-31 |
NL7412480A (nl) | 1975-03-25 |
FR2244801B1 (fr) | 1978-06-09 |
JPS6117773B2 (fr) | 1986-05-09 |
FR2244801A1 (fr) | 1975-04-18 |
JPS5734027A (en) | 1982-02-24 |
CA1039050A (fr) | 1978-09-26 |
NL178677C (nl) | 1986-05-01 |
DE2347486A1 (de) | 1975-04-03 |
JPS5057996A (fr) | 1975-05-20 |
GB1436090A (en) | 1976-05-19 |
IT1019333B (it) | 1977-11-10 |
JPS5523217B2 (fr) | 1980-06-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: TODA KOGYO CORP. Effective date: 19940920 |