JPS5249803A - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- JPS5249803A JPS5249803A JP50125640A JP12564075A JPS5249803A JP S5249803 A JPS5249803 A JP S5249803A JP 50125640 A JP50125640 A JP 50125640A JP 12564075 A JP12564075 A JP 12564075A JP S5249803 A JPS5249803 A JP S5249803A
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- magnetic recording
- magnetic layer
- magnetic
- durabiilty
- 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
- 239000004721 Polyphenylene oxide Substances 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 abstract 1
- 239000000314 lubricant Substances 0.000 abstract 1
- 125000005010 perfluoroalkyl group Chemical group 0.000 abstract 1
- 229920000570 polyether Polymers 0.000 abstract 1
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Abstract
PURPOSE: As a lubricating agent to be mixed in the magnetic layer of magnetic discs, etc., perfluoroalkyl polyether is combined with other components, whereby the abrasion resistance and durabiilty of the magnetic layer are enhanced.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50125640A JPS5249803A (en) | 1975-10-18 | 1975-10-18 | Magnetic recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50125640A JPS5249803A (en) | 1975-10-18 | 1975-10-18 | Magnetic recording medium |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5249803A true JPS5249803A (en) | 1977-04-21 |
JPS5535771B2 JPS5535771B2 (en) | 1980-09-17 |
Family
ID=14915019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50125640A Granted JPS5249803A (en) | 1975-10-18 | 1975-10-18 | Magnetic recording medium |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5249803A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55149782U (en) * | 1979-04-12 | 1980-10-28 | ||
EP0282188A1 (en) * | 1987-03-09 | 1988-09-14 | Matsushita Electric Industrial Co., Ltd. | Recording medium and method of producing the same |
-
1975
- 1975-10-18 JP JP50125640A patent/JPS5249803A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55149782U (en) * | 1979-04-12 | 1980-10-28 | ||
EP0282188A1 (en) * | 1987-03-09 | 1988-09-14 | Matsushita Electric Industrial Co., Ltd. | Recording medium and method of producing the same |
Also Published As
Publication number | Publication date |
---|---|
JPS5535771B2 (en) | 1980-09-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS53123906A (en) | Magnetic disc | |
JPS5249805A (en) | Magnetic recording medium | |
JPS5668928A (en) | Magnetic recording medium | |
JPS5421304A (en) | Double layer magnetic recording tape | |
JPS5249803A (en) | Magnetic recording medium | |
JPS5249804A (en) | Magnetic recording medium | |
JPS5340505A (en) | Magnetic recordinf medium | |
JPS5651027A (en) | Magnetic recording medium | |
JPS5379502A (en) | Manufacture of magnetic disk | |
JPS51141609A (en) | Magnetic head | |
JPS52142756A (en) | Nitrocellulose and magnetic recording media | |
JPS5629840A (en) | Magnetic recording medium | |
JPS5233941A (en) | Modified polyethylene composition | |
JPS53139511A (en) | Magnetic recording medium | |
JPS5330800A (en) | Peparing magnetic thin film | |
JPS528807A (en) | Magnetic recording medium | |
JPS51123113A (en) | Medium for magnetic recording | |
JPS528806A (en) | Magnetic recording tape | |
JPS528805A (en) | Magnetic recording tape | |
JPS5381106A (en) | Magnetic card and its manufacture | |
JPS5374003A (en) | Magnetic recording medium | |
JPS5223311A (en) | Magnetic recording body | |
JPS5236517A (en) | Magnetic alloy | |
JPS5296505A (en) | Magnetic recording medium | |
JPS5351702A (en) | Magnetic recording medium and preparation thereof |