JPS549606A - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- JPS549606A JPS549606A JP7458777A JP7458777A JPS549606A JP S549606 A JPS549606 A JP S549606A JP 7458777 A JP7458777 A JP 7458777A JP 7458777 A JP7458777 A JP 7458777A JP S549606 A JPS549606 A JP S549606A
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- magnetic recording
- range sensitivity
- orientation
- magnetic flux
- 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 increase both degree of orientation and maximum residual magnetic flux density and improve both low range sensitivity and high range sensitivity of audio tapes by using a specific polyurethane resin as a binder together with a vinyl chloride-vinyl acetate copolymer.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7458777A JPS549606A (en) | 1977-06-22 | 1977-06-22 | Magnetic recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7458777A JPS549606A (en) | 1977-06-22 | 1977-06-22 | Magnetic recording medium |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS549606A true JPS549606A (en) | 1979-01-24 |
Family
ID=13551433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7458777A Pending JPS549606A (en) | 1977-06-22 | 1977-06-22 | Magnetic recording medium |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS549606A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57158017A (en) * | 1981-03-20 | 1982-09-29 | Hitachi Maxell Ltd | Magnetic recording medium |
JPH01138165A (en) * | 1987-11-24 | 1989-05-31 | Inax Corp | Body composition material for glazed cement product |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3149995A (en) * | 1961-04-28 | 1964-09-22 | Rca Corp | Magnetic recording element and method of preparation thereof |
JPS5026504A (en) * | 1973-07-09 | 1975-03-19 | ||
JPS51129202A (en) * | 1975-05-06 | 1976-11-10 | Tdk Corp | Magnetic recording medium |
-
1977
- 1977-06-22 JP JP7458777A patent/JPS549606A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3149995A (en) * | 1961-04-28 | 1964-09-22 | Rca Corp | Magnetic recording element and method of preparation thereof |
JPS5026504A (en) * | 1973-07-09 | 1975-03-19 | ||
JPS51129202A (en) * | 1975-05-06 | 1976-11-10 | Tdk Corp | Magnetic recording medium |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57158017A (en) * | 1981-03-20 | 1982-09-29 | Hitachi Maxell Ltd | Magnetic recording medium |
JPS6126132B2 (en) * | 1981-03-20 | 1986-06-19 | Hitachi Maxell | |
JPH01138165A (en) * | 1987-11-24 | 1989-05-31 | Inax Corp | Body composition material for glazed cement product |
JPH0244780B2 (en) * | 1987-11-24 | 1990-10-05 | Inax Corp |
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