NL7809884A - Gestabiliseerde magnetietpimenten. - Google Patents
Gestabiliseerde magnetietpimenten.Info
- Publication number
- NL7809884A NL7809884A NL7809884A NL7809884A NL7809884A NL 7809884 A NL7809884 A NL 7809884A NL 7809884 A NL7809884 A NL 7809884A NL 7809884 A NL7809884 A NL 7809884A NL 7809884 A NL7809884 A NL 7809884A
- Authority
- NL
- Netherlands
- Prior art keywords
- piments
- stabilized magnetite
- magnetite
- stabilized
- magnetite piments
- Prior art date
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
- G11B5/70678—Ferrites
- G11B5/70684—Ferro-ferrioxydes
- G11B5/70689—Magnetite
-
- 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
-
- 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
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/08—Treatment with low-molecular-weight non-polymer organic 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
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
-
- 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
- C01P2006/32—Thermal properties
- C01P2006/37—Stability against thermal decomposition
-
- 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)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772744598 DE2744598C2 (de) | 1977-10-04 | 1977-10-04 | Feinteilige Magnetitpigmente mit hoher Oxidationsbeständigkeit und Verfahren zu ihrer Herstellung |
DE19782829962 DE2829962A1 (de) | 1978-07-07 | 1978-07-07 | Feinteilige magnetitpigmente mit hoher oxidationsbestaendigkeit und verfahren zu ihrer herstellung |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7809884A true NL7809884A (nl) | 1979-04-06 |
NL187181B NL187181B (nl) | 1991-01-16 |
NL187181C NL187181C (nl) | 1991-06-17 |
Family
ID=25772849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7809884,A NL187181C (nl) | 1977-10-04 | 1978-09-29 | Gestabiliseerde magnetietpigment en magnetische signaaldrager die een gestabiliseerde magnetietpigment bevat. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4264462A (nl) |
JP (1) | JPS5458729A (nl) |
AU (1) | AU519462B2 (nl) |
CA (1) | CA1128290A (nl) |
FR (1) | FR2405282A1 (nl) |
GB (1) | GB2005242B (nl) |
IT (1) | IT1106169B (nl) |
NL (1) | NL187181C (nl) |
PL (1) | PL113751B1 (nl) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5522992A (en) * | 1991-07-18 | 1996-06-04 | Cervantes; Raul P. | Solution treatment device |
DE4139052A1 (de) * | 1991-11-28 | 1993-06-03 | Bayer Ag | Thermostabile eisenoxidpigmente, verfahren zu ihrer herstellung sowie deren verwendung |
DE4322886C2 (de) * | 1993-07-09 | 1995-04-20 | Bayer Ag | Thermostabile Eisenoxidpigmente, Verfahren zu ihrer Herstellung sowie deren Verwendung |
DE102006023244A1 (de) * | 2006-05-18 | 2007-11-22 | Lanxess Deutschland Gmbh | Oxidationsstabile Eisenoxidpigmente, Verfahren zu ihrer Herstellung sowie deren Verwendung |
DE102006023245A1 (de) * | 2006-05-18 | 2007-11-22 | Lanxess Deutschland Gmbh | Oxidationsstabile Eisenoxidpigmente, Verfahren zu ihrer Herstellung sowie deren Verwendung |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2914424A (en) * | 1958-02-24 | 1959-11-24 | Little Inc A | Vapor phase corrosion inhibition |
GB907793A (en) * | 1959-12-04 | 1962-10-10 | Ici Ltd | Improvements in or relating to corrosion inhibitors for copper and copper containingalloys |
DE1159731B (de) * | 1960-08-04 | 1963-12-19 | Heinrich Mueller | Dampfphaseninhibitoren zum Schutz von Eisen und seinen Legierungen gegen atmosphaerische Korrosion |
US3852069A (en) * | 1971-01-25 | 1974-12-03 | Agfa Gevaert | Application of magnetic recording strips to motion picture film |
US3795539A (en) * | 1971-06-23 | 1974-03-05 | Adm Tronics | Water-based binder for magnetic tape |
BE794155A (fr) * | 1972-01-20 | 1973-07-17 | Bayer Ag | Pigments colores mineraux |
US3931025A (en) * | 1973-09-21 | 1976-01-06 | Bayer Aktiengesellschaft | Magnetic iron oxides with improved orientability and a process for their production |
DE2535277C2 (de) * | 1975-08-07 | 1984-10-18 | Basf Ag, 6700 Ludwigshafen | Verwendung von Alkylenoxiden zur Stabilisierung pyrophorer Metallpulverteilchen |
-
1978
- 1978-09-21 US US05/944,501 patent/US4264462A/en not_active Expired - Lifetime
- 1978-09-29 NL NLAANVRAGE7809884,A patent/NL187181C/nl not_active IP Right Cessation
- 1978-09-29 GB GB7838625A patent/GB2005242B/en not_active Expired
- 1978-10-02 PL PL1978210031A patent/PL113751B1/pl unknown
- 1978-10-02 CA CA312,462A patent/CA1128290A/en not_active Expired
- 1978-10-02 IT IT51330/78A patent/IT1106169B/it active
- 1978-10-02 JP JP12047078A patent/JPS5458729A/ja active Granted
- 1978-10-03 AU AU40341/78A patent/AU519462B2/en not_active Expired
- 1978-10-04 FR FR7828428A patent/FR2405282A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
PL210031A1 (pl) | 1979-06-18 |
GB2005242A (en) | 1979-04-19 |
AU4034178A (en) | 1980-04-17 |
JPS5543027B2 (nl) | 1980-11-04 |
IT7851330A0 (it) | 1978-10-02 |
FR2405282A1 (fr) | 1979-05-04 |
US4264462A (en) | 1981-04-28 |
NL187181B (nl) | 1991-01-16 |
JPS5458729A (en) | 1979-05-11 |
IT1106169B (it) | 1985-11-11 |
FR2405282B1 (nl) | 1983-08-05 |
NL187181C (nl) | 1991-06-17 |
GB2005242B (en) | 1982-10-06 |
CA1128290A (en) | 1982-07-27 |
PL113751B1 (en) | 1980-12-31 |
AU519462B2 (en) | 1981-12-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
A85 | Still pending on 85-01-01 | ||
BC | A request for examination has been filed | ||
V1 | Lapsed because of non-payment of the annual fee |