JPS54151406A - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- JPS54151406A JPS54151406A JP5967378A JP5967378A JPS54151406A JP S54151406 A JPS54151406 A JP S54151406A JP 5967378 A JP5967378 A JP 5967378A JP 5967378 A JP5967378 A JP 5967378A JP S54151406 A JPS54151406 A JP S54151406A
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- magnetic recording
- over
- urethane rubber
- binder
- 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
Abstract
PURPOSE: To improve dispersibility, hence improve the degree of orientation and maximum residual magnetic flux and further improve durability by using the specific vinyl chloride-vinylidene chloride copolymer together with urethane rubber as a binder.
CONSTITUTION: The binder containing the vinyl chloride-vinylidene chloride copolymer containing 0.3% or over, preferably 0.5% or over, of maleic anhydride and urethane rubber as well as ferromagnetic powder are dispersed together with a dispersant and additives into a solvent. The resultant magnetic coating is secured on a substrate, whereby the magnetic recording medium is formed.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5967378A JPS54151406A (en) | 1978-05-19 | 1978-05-19 | Magnetic recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5967378A JPS54151406A (en) | 1978-05-19 | 1978-05-19 | Magnetic recording medium |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54151406A true JPS54151406A (en) | 1979-11-28 |
Family
ID=13119938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5967378A Pending JPS54151406A (en) | 1978-05-19 | 1978-05-19 | Magnetic recording medium |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS54151406A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4476035A (en) * | 1981-12-28 | 1984-10-09 | Denki Kagaku Kogyo Kabushiki Kaisha | Magnetic coating for magnetic recording media |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5057407A (en) * | 1973-09-20 | 1975-05-19 | ||
JPS5272202A (en) * | 1975-12-12 | 1977-06-16 | Tdk Corp | Magnetic recording medium |
-
1978
- 1978-05-19 JP JP5967378A patent/JPS54151406A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5057407A (en) * | 1973-09-20 | 1975-05-19 | ||
JPS5272202A (en) * | 1975-12-12 | 1977-06-16 | Tdk Corp | Magnetic recording medium |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4476035A (en) * | 1981-12-28 | 1984-10-09 | Denki Kagaku Kogyo Kabushiki Kaisha | Magnetic coating for magnetic recording media |
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