JPS57183633A - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- JPS57183633A JPS57183633A JP56068309A JP6830981A JPS57183633A JP S57183633 A JPS57183633 A JP S57183633A JP 56068309 A JP56068309 A JP 56068309A JP 6830981 A JP6830981 A JP 6830981A JP S57183633 A JPS57183633 A JP S57183633A
- Authority
- JP
- Japan
- Prior art keywords
- film
- magnetic
- metallic
- disk
- powder
- 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
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
- G11B5/72—Protective coatings, e.g. anti-static or antifriction
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56068309A JPS57183633A (en) | 1981-05-08 | 1981-05-08 | Magnetic recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56068309A JPS57183633A (en) | 1981-05-08 | 1981-05-08 | Magnetic recording medium |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57183633A true JPS57183633A (en) | 1982-11-12 |
Family
ID=13370070
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56068309A Pending JPS57183633A (en) | 1981-05-08 | 1981-05-08 | Magnetic recording medium |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57183633A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0109481A2 (en) * | 1982-11-22 | 1984-05-30 | International Business Machines Corporation | Magnetic recording disk |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4841709A (ja) * | 1971-09-27 | 1973-06-18 | ||
JPS5093404A (ja) * | 1973-12-19 | 1975-07-25 | ||
JPS50152706A (ja) * | 1975-03-19 | 1975-12-09 |
-
1981
- 1981-05-08 JP JP56068309A patent/JPS57183633A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4841709A (ja) * | 1971-09-27 | 1973-06-18 | ||
JPS5093404A (ja) * | 1973-12-19 | 1975-07-25 | ||
JPS50152706A (ja) * | 1975-03-19 | 1975-12-09 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0109481A2 (en) * | 1982-11-22 | 1984-05-30 | International Business Machines Corporation | Magnetic recording disk |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS57169929A (en) | Magnetic recording medium and its manufacture | |
KR840000862A (ko) | 자기 기록 매체 | |
EP0391258A3 (en) | Magnetic recording medium and method for its production | |
GB1439213A (en) | Method of making magnetic recordings which cannot be altered without it being noticed and magnetic recording media | |
JPS57183633A (en) | Magnetic recording medium | |
JPS52156606A (en) | Magnetic recording medium and preparation thereof | |
JPS5752106A (en) | Magnetic powder for magnetic recording | |
JPS57201004A (en) | Magnetic recording medium | |
JPS57105839A (en) | Photo-thermal magnetic recording medium | |
JPS57147130A (en) | Magnetic recording medium | |
EP0196332A4 (en) | PROCESS FOR MANUFACTURING A PHOTOTHERMOMAGNETIC RECORDING FILM. | |
JPS57183631A (en) | Magnetic recording medium | |
JPS5718028A (en) | Magnetic recording medium | |
JPS5687229A (en) | Magnetic recording medium | |
JPS55122232A (en) | Magnetic recording medium | |
JPS5389706A (en) | Magnetic recording medium and its manufacture | |
JPS5616939A (en) | Magnetic recording medium | |
JPS531506A (en) | Plastic film for electrical purpose | |
JPS5673411A (en) | Magnetic recording medium | |
JPS5782227A (en) | Magnetic recording medium | |
JPS551642A (en) | Magnetic recording medium | |
JPS6460838A (en) | Magneto-optical recording element and production thereof | |
JPS54143116A (en) | Magnetic recording medium | |
JPS551644A (en) | Magnetic recording medium | |
JPS5687230A (en) | Magnetic recording medium |