JPS5430002A - Magnetic recording medium using ffrromagnetic metal powders - Google Patents
Magnetic recording medium using ffrromagnetic metal powdersInfo
- Publication number
- JPS5430002A JPS5430002A JP9635477A JP9635477A JPS5430002A JP S5430002 A JPS5430002 A JP S5430002A JP 9635477 A JP9635477 A JP 9635477A JP 9635477 A JP9635477 A JP 9635477A JP S5430002 A JPS5430002 A JP S5430002A
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- magnetic recording
- metal powders
- ffrromagnetic
- majorly
- 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
Landscapes
- Magnetic Record Carriers (AREA)
- Hard Magnetic Materials (AREA)
- Paints Or Removers (AREA)
Abstract
PURPOSE: To make a master magnetic recording medium suitable for a slave tape having a coercive force higher than 600Oe by applying a magnetic layer composed majorly of special ferromagnetic metal powders and a binder.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9635477A JPS5430002A (en) | 1977-08-11 | 1977-08-11 | Magnetic recording medium using ffrromagnetic metal powders |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9635477A JPS5430002A (en) | 1977-08-11 | 1977-08-11 | Magnetic recording medium using ffrromagnetic metal powders |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5430002A true JPS5430002A (en) | 1979-03-06 |
Family
ID=14162649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9635477A Pending JPS5430002A (en) | 1977-08-11 | 1977-08-11 | Magnetic recording medium using ffrromagnetic metal powders |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5430002A (en) |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57158031A (en) * | 1981-03-20 | 1982-09-29 | Hitachi Maxell Ltd | Magnetic recording medium |
JPS58119609A (en) * | 1982-01-11 | 1983-07-16 | Fuji Photo Film Co Ltd | Magnetic recording medium |
JPS58141437A (en) * | 1982-02-17 | 1983-08-22 | Hitachi Maxell Ltd | Magnetic recording medium |
JPS59142742A (en) * | 1983-02-04 | 1984-08-16 | Fuji Photo Film Co Ltd | Magnetic recording medium |
JPS6174136A (en) * | 1984-09-19 | 1986-04-16 | Hitachi Maxell Ltd | Magnetic recording medium |
US5763046A (en) * | 1991-01-21 | 1998-06-09 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US5827600A (en) * | 1991-01-21 | 1998-10-27 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6096406A (en) * | 1997-07-15 | 2000-08-01 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6203934B1 (en) | 1997-10-14 | 2001-03-20 | Fui Photo Film Co., Ltd. | Magnetic recording medium |
US6254964B1 (en) | 1997-02-10 | 2001-07-03 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6291052B1 (en) | 1997-06-30 | 2001-09-18 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6316077B1 (en) | 1998-06-22 | 2001-11-13 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6432503B2 (en) | 1997-03-31 | 2002-08-13 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6444290B1 (en) | 1998-06-11 | 2002-09-03 | Fuji Photo Film Co., Ltd. | Magnetic recording medium comprising a support containing a specific size filler and having a specific concentration of surface protrusions |
US6579592B1 (en) | 1996-11-29 | 2003-06-17 | Fuji Photo Film Co., Ltd | Magnetic recording tape with controlled Hc and magnetic flux/unit area value and controlled Cl/Fe intensity |
-
1977
- 1977-08-11 JP JP9635477A patent/JPS5430002A/en active Pending
Cited By (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57158031A (en) * | 1981-03-20 | 1982-09-29 | Hitachi Maxell Ltd | Magnetic recording medium |
JPS58119609A (en) * | 1982-01-11 | 1983-07-16 | Fuji Photo Film Co Ltd | Magnetic recording medium |
JPH0412009B2 (en) * | 1982-01-11 | 1992-03-03 | Fuji Photo Film Co Ltd | |
JPS58141437A (en) * | 1982-02-17 | 1983-08-22 | Hitachi Maxell Ltd | Magnetic recording medium |
JPS59142742A (en) * | 1983-02-04 | 1984-08-16 | Fuji Photo Film Co Ltd | Magnetic recording medium |
JPS6174136A (en) * | 1984-09-19 | 1986-04-16 | Hitachi Maxell Ltd | Magnetic recording medium |
US5851622A (en) * | 1991-01-21 | 1998-12-22 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US5985408A (en) * | 1991-01-21 | 1999-11-16 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6025082A (en) * | 1991-01-21 | 2000-02-15 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US5811172A (en) * | 1991-01-21 | 1998-09-22 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US5811166A (en) * | 1991-01-21 | 1998-09-22 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US5827600A (en) * | 1991-01-21 | 1998-10-27 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US5763046A (en) * | 1991-01-21 | 1998-06-09 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6020022A (en) * | 1991-01-21 | 2000-02-01 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6015602A (en) * | 1991-01-21 | 2000-01-18 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US5780141A (en) * | 1991-04-25 | 1998-07-14 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US5792543A (en) * | 1991-04-25 | 1998-08-11 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6143403A (en) * | 1991-04-25 | 2000-11-07 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6210775B1 (en) | 1991-04-25 | 2001-04-03 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6579592B1 (en) | 1996-11-29 | 2003-06-17 | Fuji Photo Film Co., Ltd | Magnetic recording tape with controlled Hc and magnetic flux/unit area value and controlled Cl/Fe intensity |
US6254964B1 (en) | 1997-02-10 | 2001-07-03 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6432503B2 (en) | 1997-03-31 | 2002-08-13 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6291052B1 (en) | 1997-06-30 | 2001-09-18 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6096406A (en) * | 1997-07-15 | 2000-08-01 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US6203934B1 (en) | 1997-10-14 | 2001-03-20 | Fui Photo Film Co., Ltd. | Magnetic recording medium |
US6444290B1 (en) | 1998-06-11 | 2002-09-03 | Fuji Photo Film Co., Ltd. | Magnetic recording medium comprising a support containing a specific size filler and having a specific concentration of surface protrusions |
US6316077B1 (en) | 1998-06-22 | 2001-11-13 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
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