JPH0318250B2 - - Google Patents
Info
- Publication number
- JPH0318250B2 JPH0318250B2 JP56035860A JP3586081A JPH0318250B2 JP H0318250 B2 JPH0318250 B2 JP H0318250B2 JP 56035860 A JP56035860 A JP 56035860A JP 3586081 A JP3586081 A JP 3586081A JP H0318250 B2 JPH0318250 B2 JP H0318250B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- copolymer
- vinyl
- hydrogenated
- vinyl acetate
- 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.)
- Expired - Lifetime
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
- G11B5/702—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 bonding agent
- G11B5/7021—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 bonding agent containing a polyurethane or a polyisocyanate
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3586081A JPS57150128A (en) | 1981-03-11 | 1981-03-11 | Magnetic recording medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3586081A JPS57150128A (en) | 1981-03-11 | 1981-03-11 | Magnetic recording medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57150128A JPS57150128A (en) | 1982-09-16 |
| JPH0318250B2 true JPH0318250B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-03-12 |
Family
ID=12453731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3586081A Granted JPS57150128A (en) | 1981-03-11 | 1981-03-11 | Magnetic recording medium |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57150128A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50147311A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-05-15 | 1975-11-26 | ||
| JPS55139634A (en) * | 1979-04-16 | 1980-10-31 | Hitachi Maxell Ltd | Magnetic recording medium |
-
1981
- 1981-03-11 JP JP3586081A patent/JPS57150128A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57150128A (en) | 1982-09-16 |