JPS54148504A - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- JPS54148504A JPS54148504A JP5663478A JP5663478A JPS54148504A JP S54148504 A JPS54148504 A JP S54148504A JP 5663478 A JP5663478 A JP 5663478A JP 5663478 A JP5663478 A JP 5663478A JP S54148504 A JPS54148504 A JP S54148504A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- magnetic powder
- recording medium
- phosphate
- coating
- 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.)
- Granted
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5663478A JPS54148504A (en) | 1978-05-15 | 1978-05-15 | Magnetic recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5663478A JPS54148504A (en) | 1978-05-15 | 1978-05-15 | Magnetic recording medium |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS54148504A true JPS54148504A (en) | 1979-11-20 |
JPS6349288B2 JPS6349288B2 (ja) | 1988-10-04 |
Family
ID=13032740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5663478A Granted JPS54148504A (en) | 1978-05-15 | 1978-05-15 | Magnetic recording medium |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS54148504A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5740743A (en) * | 1980-08-23 | 1982-03-06 | Sony Corp | Magnetic recording medium |
JPS5792422A (en) * | 1980-11-25 | 1982-06-09 | Sony Corp | Magnetic recording medium |
US4647501A (en) * | 1983-03-14 | 1987-03-03 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
-
1978
- 1978-05-15 JP JP5663478A patent/JPS54148504A/ja active Granted
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5740743A (en) * | 1980-08-23 | 1982-03-06 | Sony Corp | Magnetic recording medium |
JPS6346489B2 (ja) * | 1980-08-23 | 1988-09-16 | Sony Corp | |
JPS5792422A (en) * | 1980-11-25 | 1982-06-09 | Sony Corp | Magnetic recording medium |
JPS6346886B2 (ja) * | 1980-11-25 | 1988-09-19 | Sony Corp | |
US4647501A (en) * | 1983-03-14 | 1987-03-03 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
Also Published As
Publication number | Publication date |
---|---|
JPS6349288B2 (ja) | 1988-10-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS57164436A (en) | Manufacture of magnetic recording medium | |
JPS57130229A (en) | Manufacture of magnetic recording material | |
JPS5217696A (en) | Manufacturing process of ferromagnetic grit | |
JPS5744227A (en) | Magnetic recording medium | |
JPS52122213A (en) | Production of ferromagnetic metal powder | |
JPS54148504A (en) | Magnetic recording medium | |
JPS5668928A (en) | Magnetic recording medium | |
JPS5583209A (en) | Ferromagnetic powder and preparing the same | |
JPS5613526A (en) | Magnetic recording medium | |
JPS5315802A (en) | High density magnetic recording material | |
JPS54150104A (en) | Magnetic recording medium | |
JPS55150133A (en) | Magnetic recording body | |
JPS5631A (en) | Magnetic recording substance | |
JPS5584036A (en) | Manufacture of magnetic recording medium | |
JPS5532252A (en) | Magnetic recording medium | |
JPS5341202A (en) | Novel magnetic recording medium | |
JPS5567940A (en) | Magnetic recording medium and its manufacture | |
JPS5384196A (en) | Manufacturing method of magnetic iron oxide | |
JPS5597029A (en) | Magnetic tape | |
JPS5583208A (en) | Preparation of ferromagnetic powder | |
JPS53122405A (en) | Production of magnetic recording medium | |
JPS547310A (en) | Magnetic coating composition | |
JPS5251498A (en) | Corrosionproof aqueous epoxy resin compsoitons containing tannic acid | |
JPS5584035A (en) | Manufacture of magnetic recording medium | |
JPS551648A (en) | Manufacture for magnetic recording medium |