FR2298585A1 - Oxydes de fer magnetiques faciles a orienter par aimantation et leur procede de preparation - Google Patents
Oxydes de fer magnetiques faciles a orienter par aimantation et leur procede de preparationInfo
- Publication number
- FR2298585A1 FR2298585A1 FR7601874A FR7601874A FR2298585A1 FR 2298585 A1 FR2298585 A1 FR 2298585A1 FR 7601874 A FR7601874 A FR 7601874A FR 7601874 A FR7601874 A FR 7601874A FR 2298585 A1 FR2298585 A1 FR 2298585A1
- Authority
- FR
- France
- Prior art keywords
- pref
- mono
- magnetic
- orientatable
- compsns
- 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.)
- Granted
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
- G11B5/70647—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
- G11B5/702—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 bonding agent
- G11B5/7023—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 bonding agent containing polyesters, polyethers, silicones, polyvinyl resins, polyacrylresins or epoxy resins
Landscapes
- Health & Medical Sciences (AREA)
- Dermatology (AREA)
- General Health & Medical Sciences (AREA)
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752502657 DE2502657A1 (de) | 1975-01-23 | 1975-01-23 | Leicht magnetisch ausrichtbare magnetische eisenoxide |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2298585A1 true FR2298585A1 (fr) | 1976-08-20 |
FR2298585B3 FR2298585B3 (fr) | 1978-10-13 |
Family
ID=5937109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7601874A Granted FR2298585A1 (fr) | 1975-01-23 | 1976-01-23 | Oxydes de fer magnetiques faciles a orienter par aimantation et leur procede de preparation |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2502657A1 (fr) |
FR (1) | FR2298585A1 (fr) |
NL (1) | NL7600550A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS586209B2 (ja) * | 1978-03-16 | 1983-02-03 | ティーディーケイ株式会社 | 磁気記録媒体製造方法 |
JPS5753824A (en) * | 1980-09-12 | 1982-03-31 | Fuji Photo Film Co Ltd | Magnetic recording medium |
DE102006023245A1 (de) * | 2006-05-18 | 2007-11-22 | Lanxess Deutschland Gmbh | Oxidationsstabile Eisenoxidpigmente, Verfahren zu ihrer Herstellung sowie deren Verwendung |
DE102009010248A1 (de) | 2009-02-24 | 2010-09-02 | Dürr Systems GmbH | Beschichtungsvorrichtung und Beschichtungsverfahren zur Beschichtung eines Werkstücks |
-
1975
- 1975-01-23 DE DE19752502657 patent/DE2502657A1/de active Pending
-
1976
- 1976-01-20 NL NL7600550A patent/NL7600550A/xx unknown
- 1976-01-23 FR FR7601874A patent/FR2298585A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2502657A1 (de) | 1976-07-29 |
FR2298585B3 (fr) | 1978-10-13 |
NL7600550A (nl) | 1976-07-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |