JPS6437714A - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- JPS6437714A JPS6437714A JP19415487A JP19415487A JPS6437714A JP S6437714 A JPS6437714 A JP S6437714A JP 19415487 A JP19415487 A JP 19415487A JP 19415487 A JP19415487 A JP 19415487A JP S6437714 A JPS6437714 A JP S6437714A
- Authority
- JP
- Japan
- Prior art keywords
- film
- diamond
- substrate
- recording layer
- recording medium
- 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.)
- Pending
Links
Landscapes
- Magnetic Record Carriers (AREA)
Abstract
PURPOSE:To improve the reliability and durability of a magnetic recording medium suitable for high-density recording by providing a thin magnetic metallic film having microprojections on the surface onto a substrate consisting of a nonmagnetic material and forming a diamond film or diamond-like carbon film on the surface of this thin magnetic metallic film. CONSTITUTION:The diamond-like carbon film is used for the protective metallic film for the medium. For example, PVC (fine particles of SiO2) 2 having <=100Angstrom size are dispersed in the surface of the substrate 1 consisting of a plastic film and the microprojections are formed of the PVC 2 on the surface of the Co-Ni-O recording layer 3 formed on the surface of the substrate 1 by a vapor deposition method. The diamond-like carbon film is formed by a PI-CVD method on the surface of the recording layer 3. The durability is thereby assured even if the projections of the surface of the recording layer are small.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19415487A JPS6437714A (en) | 1987-08-03 | 1987-08-03 | Magnetic recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19415487A JPS6437714A (en) | 1987-08-03 | 1987-08-03 | Magnetic recording medium |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6437714A true JPS6437714A (en) | 1989-02-08 |
Family
ID=16319818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19415487A Pending JPS6437714A (en) | 1987-08-03 | 1987-08-03 | Magnetic recording medium |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6437714A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61210518A (en) * | 1985-03-13 | 1986-09-18 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
-
1987
- 1987-08-03 JP JP19415487A patent/JPS6437714A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61210518A (en) * | 1985-03-13 | 1986-09-18 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
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