JPS5645210B2 - - Google Patents
Info
- Publication number
- JPS5645210B2 JPS5645210B2 JP11334877A JP11334877A JPS5645210B2 JP S5645210 B2 JPS5645210 B2 JP S5645210B2 JP 11334877 A JP11334877 A JP 11334877A JP 11334877 A JP11334877 A JP 11334877A JP S5645210 B2 JPS5645210 B2 JP S5645210B2
- 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
-
- 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
- G11B5/842—Coating a support with a liquid magnetic dispersion
- G11B5/845—Coating a support with a liquid magnetic dispersion in a magnetic field
-
- 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
- G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Magnetic Record Carriers (AREA)
- Paints Or Removers (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11334877A JPS5447606A (en) | 1977-09-22 | 1977-09-22 | Production of magnetic recording media |
US05/943,123 US4189508A (en) | 1977-09-22 | 1978-09-18 | Process for the preparation of magnetic recording medium |
DE2841426A DE2841426C3 (de) | 1977-09-22 | 1978-09-22 | Verfahren zur Herstellung eines magnetischen Aufzeichnungsmediums |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11334877A JPS5447606A (en) | 1977-09-22 | 1977-09-22 | Production of magnetic recording media |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5447606A JPS5447606A (en) | 1979-04-14 |
JPS5645210B2 true JPS5645210B2 (ja) | 1981-10-24 |
Family
ID=14609966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11334877A Granted JPS5447606A (en) | 1977-09-22 | 1977-09-22 | Production of magnetic recording media |
Country Status (3)
Country | Link |
---|---|
US (1) | US4189508A (ja) |
JP (1) | JPS5447606A (ja) |
DE (1) | DE2841426C3 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2912708A1 (de) * | 1979-03-30 | 1980-10-09 | Basf Ag | Datenspeichersystem und magnetscheiben dafuer |
JPS56117336A (en) * | 1980-02-19 | 1981-09-14 | Sony Corp | Manufacture of magnetic recording medium |
JPS59124039A (ja) * | 1982-12-29 | 1984-07-18 | Fuji Photo Film Co Ltd | 磁気記録媒体の製法 |
JPS59223939A (ja) * | 1983-06-02 | 1984-12-15 | Victor Co Of Japan Ltd | 円盤状磁気記録媒体の配向処理装置 |
JPS61160835A (ja) * | 1985-01-09 | 1986-07-21 | Fuji Photo Film Co Ltd | 磁気記録媒体の製造方法および装置 |
JPS61187125A (ja) * | 1985-02-14 | 1986-08-20 | Hitachi Ltd | 磁気デイスクの磁場配向方法 |
DE3523396A1 (de) * | 1985-06-29 | 1987-01-08 | Agfa Gevaert Ag | Verfahren zur herstellung eines magnetischen aufzeichnungsmaterials |
JPS6280827A (ja) * | 1985-10-04 | 1987-04-14 | Hitachi Ltd | 磁気デイスク |
US4824708A (en) * | 1985-11-11 | 1989-04-25 | Canon Kabushiki Kaisha | Process for producing magnetic recording medium |
US5034243A (en) * | 1988-11-04 | 1991-07-23 | Hitachi, Ltd. | Method for magnetic orientation of magnetic recording medium using Meissner effect of high Tc superconductor |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2444971A1 (de) * | 1974-09-20 | 1976-04-01 | Bayer Ag | Vorrichtung zur herstellung von magnetbaendern mit verbesserter ausrichtung |
-
1977
- 1977-09-22 JP JP11334877A patent/JPS5447606A/ja active Granted
-
1978
- 1978-09-18 US US05/943,123 patent/US4189508A/en not_active Expired - Lifetime
- 1978-09-22 DE DE2841426A patent/DE2841426C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2841426B2 (ja) | 1980-11-20 |
DE2841426C3 (de) | 1981-11-12 |
DE2841426A1 (de) | 1979-03-29 |
US4189508A (en) | 1980-02-19 |
JPS5447606A (en) | 1979-04-14 |