JPS615204B2 - - Google Patents
Info
- Publication number
- JPS615204B2 JPS615204B2 JP55022222A JP2222280A JPS615204B2 JP S615204 B2 JPS615204 B2 JP S615204B2 JP 55022222 A JP55022222 A JP 55022222A JP 2222280 A JP2222280 A JP 2222280A JP S615204 B2 JPS615204 B2 JP S615204B2
- Authority
- JP
- Japan
- 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
Links
Classifications
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- 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
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/855—Coating only part of a support with a magnetic layer
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- 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
- G11B5/716—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 two or more magnetic layers
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2222280A JPS56119934A (en) | 1980-02-26 | 1980-02-26 | Magnetic recording medium and its production |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2222280A JPS56119934A (en) | 1980-02-26 | 1980-02-26 | Magnetic recording medium and its production |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56119934A JPS56119934A (en) | 1981-09-19 |
JPS615204B2 true JPS615204B2 (en) | 1986-02-17 |
Family
ID=12076765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2222280A Granted JPS56119934A (en) | 1980-02-26 | 1980-02-26 | Magnetic recording medium and its production |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56119934A (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58125233A (en) * | 1982-01-22 | 1983-07-26 | Masamitsu Kawakami | Magnetic recording body |
US4746580A (en) * | 1983-03-31 | 1988-05-24 | International Business Machines Corporation | Read-only magnetic recording media |
JP2008142895A (en) | 2006-12-05 | 2008-06-26 | Fujifilm Corp | Mold structure |
JP2008217908A (en) | 2007-03-05 | 2008-09-18 | Fuji Electric Device Technology Co Ltd | Magnetic recording medium and manufacturing method therefor |
EP1975703A3 (en) | 2007-03-30 | 2008-12-03 | Fujifilm Corporation | Mold structure, imprinting method using the same, magnetic recording medium and production method thereof |
EP1975704A3 (en) | 2007-03-30 | 2008-12-10 | Fujifilm Corporation | Mold structure, imprinting method using the same, magnetic recording medium and production method thereof |
JP2009117013A (en) | 2007-11-09 | 2009-05-28 | Fuji Electric Device Technology Co Ltd | Method for manufacturing magnetic recording medium |
JP2011070753A (en) | 2009-08-27 | 2011-04-07 | Fuji Electric Device Technology Co Ltd | Method of manufacturing discrete track medium type perpendicular magnetic recording medium |
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1980
- 1980-02-26 JP JP2222280A patent/JPS56119934A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS56119934A (en) | 1981-09-19 |