GB9308838D0 - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- GB9308838D0 GB9308838D0 GB939308838A GB9308838A GB9308838D0 GB 9308838 D0 GB9308838 D0 GB 9308838D0 GB 939308838 A GB939308838 A GB 939308838A GB 9308838 A GB9308838 A GB 9308838A GB 9308838 D0 GB9308838 D0 GB 9308838D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- recording medium
- magnetic recording
- magnetic
- medium
- recording
- 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
- G11B5/712—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 surface treatment or coating of magnetic particles
-
- 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
- G11B5/7013—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 dispersing agent
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4214274 | 1992-04-30 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9308838D0 true GB9308838D0 (en) | 1993-06-16 |
GB2266535A GB2266535A (en) | 1993-11-03 |
GB2266535B GB2266535B (en) | 1996-03-13 |
Family
ID=6457860
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9308838A Expired - Fee Related GB2266535B (en) | 1992-04-30 | 1993-04-29 | Magnetic recording medium |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2266535B (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6047650B2 (en) * | 1976-06-22 | 1985-10-23 | ソニー株式会社 | Magnetic recording media and their manufacturing method |
NL7614182A (en) * | 1976-12-21 | 1978-06-23 | Philips Nv | MAGNETIC REGISTRATION ELEMENT IN WHICH A SALT OF AN AMINE AND A PHOSPHORIC ACID ESTER IS USED AS A DISPERSANT. |
US4961959A (en) * | 1988-03-23 | 1990-10-09 | Dow Corning Corporation | Quaternary ammonium salt of an alkoxysilane as a dispersant for magnetic pigment |
-
1993
- 1993-04-29 GB GB9308838A patent/GB2266535B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2266535A (en) | 1993-11-03 |
GB2266535B (en) | 1996-03-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |