JPS5421306A - Magnetic recording media - Google Patents
Magnetic recording mediaInfo
- Publication number
- JPS5421306A JPS5421306A JP8557377A JP8557377A JPS5421306A JP S5421306 A JPS5421306 A JP S5421306A JP 8557377 A JP8557377 A JP 8557377A JP 8557377 A JP8557377 A JP 8557377A JP S5421306 A JPS5421306 A JP S5421306A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic recording
- recording media
- improve
- polyester film
- abrasion resistance
- 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
- Compositions Of Macromolecular Compounds (AREA)
- Magnetic Record Carriers (AREA)
Abstract
PURPOSE: To improve the running characteristic and abrasion resistance of video tapes in particular by using a specific polyester film for a non-magnetic flexible backing.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8557377A JPS5421306A (en) | 1977-07-19 | 1977-07-19 | Magnetic recording media |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8557377A JPS5421306A (en) | 1977-07-19 | 1977-07-19 | Magnetic recording media |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5421306A true JPS5421306A (en) | 1979-02-17 |
Family
ID=13862547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8557377A Pending JPS5421306A (en) | 1977-07-19 | 1977-07-19 | Magnetic recording media |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5421306A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57113418A (en) * | 1981-01-05 | 1982-07-14 | Teijin Ltd | Magnetic recording medium |
-
1977
- 1977-07-19 JP JP8557377A patent/JPS5421306A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57113418A (en) * | 1981-01-05 | 1982-07-14 | Teijin Ltd | Magnetic recording medium |
JPH0152818B2 (en) * | 1981-01-05 | 1989-11-10 | Teijin Ltd |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS535607A (en) | Magnetic reproduction device | |
JPS57133521A (en) | Magnetic recording medium | |
JPS52110003A (en) | Recording and reproducing apparatus | |
JPS5421806A (en) | Magnetic recording medium | |
JPS5421306A (en) | Magnetic recording media | |
JPS5256510A (en) | Magnetic recording material | |
JPS5373138A (en) | Sound cine projector | |
JPS51149006A (en) | High density magnetic recording tape sheet | |
JPS5370420A (en) | Magnetic recorder-reproducer | |
JPS53139511A (en) | Magnetic recording medium | |
JPS5374408A (en) | Tape recorder | |
JPS53109607A (en) | Production of magnetic recording medium | |
JPS528807A (en) | Magnetic recording medium | |
JPS53139513A (en) | Reproducer using magnetoresistance effect type head | |
JPS53109606A (en) | Production of magnetic recording medium | |
JPS51123113A (en) | Medium for magnetic recording | |
JPS5330800A (en) | Peparing magnetic thin film | |
JPS52132720A (en) | Magnetic recording and reproducing unit for video signal | |
JPS52146202A (en) | Magnetic recording film | |
JPS53139510A (en) | Flame-retardant magnetic recording medium | |
JPS5342805A (en) | Tape recorder for appreciation and practice at music and tape used in that tape recorder | |
JPS528806A (en) | Magnetic recording tape | |
JPS5364011A (en) | Magnetic recording and reproducing apparatus | |
JPS5364014A (en) | Magnetic recording and reproducing apparatus | |
JPS5419719A (en) | Magnetic recording or erasing system |