ES410005A1 - Un procedimiento para producir composiciones de oxido de cromo ferromagneticas. - Google Patents
Un procedimiento para producir composiciones de oxido de cromo ferromagneticas.Info
- Publication number
- ES410005A1 ES410005A1 ES410005A ES410005A ES410005A1 ES 410005 A1 ES410005 A1 ES 410005A1 ES 410005 A ES410005 A ES 410005A ES 410005 A ES410005 A ES 410005A ES 410005 A1 ES410005 A1 ES 410005A1
- Authority
- ES
- Spain
- Prior art keywords
- chromium
- compositions
- carbon
- chromium oxide
- methods
- 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
- 229910052799 carbon Inorganic materials 0.000 title abstract 3
- 239000000203 mixture Substances 0.000 title abstract 3
- -1 carbon modified chromium oxide Chemical class 0.000 title abstract 2
- 230000005294 ferromagnetic effect Effects 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 2
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 abstract 2
- 229910052804 chromium Inorganic materials 0.000 abstract 2
- 239000011651 chromium Substances 0.000 abstract 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- 150000001721 carbon Chemical class 0.000 abstract 1
- 150000001844 chromium Chemical class 0.000 abstract 1
- 229910000423 chromium oxide Inorganic materials 0.000 abstract 1
- 229940117975 chromium trioxide Drugs 0.000 abstract 1
- GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 abstract 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical group [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/02—Oxides or hydrates thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- 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
- G11B5/70636—CrO2
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
- H01F1/0311—Compounds
- H01F1/0313—Oxidic compounds
-
- 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
- C01P2004/54—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
- C01P2004/61—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
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
-
- 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
-
- 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
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Composite Materials (AREA)
- Paints Or Removers (AREA)
- Hard Magnetic Materials (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Soft Magnetic Materials (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Abstract
Un procedimiento para producir composiciones de óxido de cromo ferromagnéticas modificadas con carbono, de estructura cristalina tetragonal, que contienen aproximadamente 58,5 a 62% en peso, de cromo y de aproximadamente de 0,05 a 0,90 en peso, de carbono, que comprende, prepara un carbono modificado con cromo por mezcla de una sal de cromo modificadora con carbono en su forma elemental, mezclar el carbono modificado así formado con trióxido de cromo y calentar después la mezcla a una temperatura comprendida dentro del intervalo de aproximadamente 232ºC a 455ºC y a una presión de al menos 51,1 kg/cm2
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00212627A US3843403A (en) | 1971-12-27 | 1971-12-27 | Methods of manufacturing ferromagnetic carbon modified chromium oxide and compositions and recording media containing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES410005A1 true ES410005A1 (es) | 1975-12-01 |
Family
ID=22791818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES410005A Expired ES410005A1 (es) | 1971-12-27 | 1972-12-23 | Un procedimiento para producir composiciones de oxido de cromo ferromagneticas. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3843403A (es) |
| JP (1) | JPS5548443B2 (es) |
| CA (1) | CA990062A (es) |
| CH (1) | CH580035A5 (es) |
| ES (1) | ES410005A1 (es) |
| FR (1) | FR2166221B1 (es) |
| GB (1) | GB1409090A (es) |
| IT (1) | IT967820B (es) |
| NL (1) | NL7215715A (es) |
| SE (1) | SE387194B (es) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4252758A (en) * | 1979-03-14 | 1981-02-24 | Akira Yamaguchi | Method of Producing a sintered chromium oxide body |
| DE3328719C2 (de) * | 1982-08-10 | 1985-07-25 | Victor Company Of Japan, Ltd., Yokohama, Kanagawa | Magnetisches Aufzeichnungsmaterial |
| JPS6315912U (es) * | 1986-07-15 | 1988-02-02 | ||
| JPH03123415U (es) * | 1990-03-28 | 1991-12-16 | ||
| JP7510126B2 (ja) * | 2019-12-18 | 2024-07-03 | トーラスエナジー株式会社 | フェライトコア及びその製造方法 |
-
1971
- 1971-12-27 US US00212627A patent/US3843403A/en not_active Expired - Lifetime
-
1972
- 1972-09-25 IT IT29623/72A patent/IT967820B/it active
- 1972-11-21 NL NL7215715A patent/NL7215715A/xx not_active Application Discontinuation
- 1972-11-22 CH CH1700272A patent/CH580035A5/xx not_active IP Right Cessation
- 1972-11-28 JP JP11861072A patent/JPS5548443B2/ja not_active Expired
- 1972-11-29 GB GB5507972A patent/GB1409090A/en not_active Expired
- 1972-12-05 SE SE7215794A patent/SE387194B/xx unknown
- 1972-12-11 CA CA159,873A patent/CA990062A/en not_active Expired
- 1972-12-21 FR FR7247110A patent/FR2166221B1/fr not_active Expired
- 1972-12-23 ES ES410005A patent/ES410005A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1409090A (en) | 1975-10-08 |
| JPS5548443B2 (es) | 1980-12-05 |
| JPS4881091A (es) | 1973-10-30 |
| IT967820B (it) | 1974-03-11 |
| US3843403A (en) | 1974-10-22 |
| CA990062A (en) | 1976-06-01 |
| DE2259255B2 (de) | 1975-11-13 |
| FR2166221B1 (es) | 1984-02-17 |
| SE387194B (sv) | 1976-08-30 |
| DE2259255A1 (de) | 1973-07-12 |
| CH580035A5 (es) | 1976-09-30 |
| NL7215715A (es) | 1973-06-29 |
| FR2166221A1 (es) | 1973-08-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES410005A1 (es) | Un procedimiento para producir composiciones de oxido de cromo ferromagneticas. | |
| ES392168A1 (es) | Procedimiento para la produccion de pigmentos de oxido fe- rrico y de hidrato de oxido ferrico. | |
| ES407410A1 (es) | Un metodo para producir materiales de carbonatos calcinadosen forma de aglomerados. | |
| ES307316A1 (es) | Un procedimiento para fabricar un producto de trimetafosfatosodico cristalino sustancialmente soluble en agua. | |
| ES394450A1 (es) | Procedimiento para la preparacion de un material sinteriza-do refractario a base de cromomagnesita. | |
| CA989139A (en) | Preparation of pelletized carbon blacks | |
| ES488338A1 (es) | Procedimiento para la obtencion de pigmentos de cosmocloro | |
| ES288832A1 (es) | Procedimiento para la producción de cicloexilfenilcetona | |
| SU113733A1 (ru) | Способ получени хромита кальци во вращающейс печи или в печи с кип щим слоем | |
| GB1145340A (en) | Refractory product, more particularly sinter, and process for the manufacture thereof | |
| GB1008576A (en) | Smoke producing composition | |
| JPS52117218A (en) | Production of iron ore pellets | |
| ES374899A1 (es) | Un procedimiento para producir magnesia calcinada de modo sustancialmente completo, con alta densidad y baja porosidad. | |
| ES403075A1 (es) | Procedimiento para la preparacion de un catalizador en for-ma de polvo. | |
| ES302913A1 (es) | Metodo de producciën de un material para la fabricaciën de cuerpos de ferrito ferromagnetico | |
| US3600315A (en) | Methods of manufacturing magnetic compositions of carbon modified chromium oxide | |
| ES438144A1 (es) | Un metodo para la produccion de cuerpos refractarios. | |
| ES297280A1 (es) | Procedimiento de fabricación de ciclohexadieno-1,3 | |
| ES330830A1 (es) | Un procedimiento para preparar trioxido de antimonio. | |
| EG11098A (en) | Improved process for preparation of carbon disulphide | |
| ES404475A1 (es) | Procedimiento de fabricacion de un pigmento compuesto a ba-se de plomo divalente de cromo hexavalente y de acido sili- cio. | |
| GB1096408A (en) | Magnesite-chrome refractories | |
| ES235435A1 (es) | Un metodo de produccion de un material ferromagnetico | |
| ES398755A1 (es) | Procedimiento para preparar composiciones explosivas en le-chada. | |
| CA865629A (en) | Production of useful carbon aggregates |