JPS5647926A - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- JPS5647926A JPS5647926A JP12066979A JP12066979A JPS5647926A JP S5647926 A JPS5647926 A JP S5647926A JP 12066979 A JP12066979 A JP 12066979A JP 12066979 A JP12066979 A JP 12066979A JP S5647926 A JPS5647926 A JP S5647926A
- Authority
- JP
- Japan
- Prior art keywords
- film
- recording medium
- alloy
- lubricant
- corrosion resistance
- 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)
Abstract
PURPOSE: To improve wear resistance and corrosion resistance by making a metal thin-film magnetic recording medium of a protective-film Ni-P alloy plated film and a film of carbon fluoride on it.
CONSTITUTION: To form the protective film of a recording medium such as a magnetic disk and magnetic drum, ferromagnetic metal plated film (of Co-Ni-P alloy, etc.) 3 is formed as a recording layer on nonmagnetic base 1 with basic plated layer 2 of Cu-Sn alloy interposed. Next, protective film 4 of approximately 0.1μ is formed on layer 3 by Ni-P alloy plating. As a lubricant for abrasion, a carbon- fluoride lubricant such as perfluoroalkyl polyether is applied to form protective film 5. Ni-P alloy plating is accompanied by less defectives such as a pinhole and carbon fluoride lubricant film 5 has excellent wear resistance and corrosion resistance. With the above-mentioned combination, a recording medium of excellent wear resistance and corrosion resistance suitable for the contact, start and stop system can be obtained.
COPYRIGHT: (C)1981,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12066979A JPS5647926A (en) | 1979-09-21 | 1979-09-21 | Magnetic recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12066979A JPS5647926A (en) | 1979-09-21 | 1979-09-21 | Magnetic recording medium |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5647926A true JPS5647926A (en) | 1981-04-30 |
Family
ID=14791979
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12066979A Pending JPS5647926A (en) | 1979-09-21 | 1979-09-21 | Magnetic recording medium |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5647926A (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5888829A (en) * | 1981-11-20 | 1983-05-27 | Matsushita Electric Ind Co Ltd | Magnetic recording medium and its manufacture |
JPS61126627A (en) * | 1984-11-26 | 1986-06-14 | Hitachi Ltd | Magnetic recording medium |
JPS61208618A (en) * | 1985-03-13 | 1986-09-17 | Nec Corp | Magnetic recording medium |
US4759996A (en) * | 1986-03-20 | 1988-07-26 | Mitsubishi Denki Kabushiki Kaisha | Magnetic recording medium |
JPS63231721A (en) * | 1987-03-20 | 1988-09-27 | Fuji Electric Co Ltd | Magnetic recording medium |
JPH01158614A (en) * | 1987-12-15 | 1989-06-21 | Tokin Corp | Continuous magnetic medium and production thereof |
US5133899A (en) * | 1989-10-04 | 1992-07-28 | Mizusawa Industrial Chemicals, Ltd. | Stabilizer composition for chlorine-containing polymers and process for preparation thereof |
US6303227B1 (en) | 1997-07-16 | 2001-10-16 | Matsushita Electric Industrial Co., Ltd. | Lubricant composition magnetic recording medium, and process for producing magnetic recording medium |
US6341420B1 (en) | 2000-08-02 | 2002-01-29 | Static Control Components, Inc. | Method of manufacturing a developer roller |
EP1854909A3 (en) * | 2006-05-12 | 2007-12-26 | Denso Corporation | Coating structure and method for forming the same |
-
1979
- 1979-09-21 JP JP12066979A patent/JPS5647926A/en active Pending
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH034967B2 (en) * | 1981-11-20 | 1991-01-24 | Matsushita Electric Ind Co Ltd | |
JPS5888829A (en) * | 1981-11-20 | 1983-05-27 | Matsushita Electric Ind Co Ltd | Magnetic recording medium and its manufacture |
JPH0533456B2 (en) * | 1984-11-26 | 1993-05-19 | Hitachi Ltd | |
JPS61126627A (en) * | 1984-11-26 | 1986-06-14 | Hitachi Ltd | Magnetic recording medium |
JPS61208618A (en) * | 1985-03-13 | 1986-09-17 | Nec Corp | Magnetic recording medium |
US4759996A (en) * | 1986-03-20 | 1988-07-26 | Mitsubishi Denki Kabushiki Kaisha | Magnetic recording medium |
JPS63231721A (en) * | 1987-03-20 | 1988-09-27 | Fuji Electric Co Ltd | Magnetic recording medium |
JPH0731807B2 (en) * | 1987-03-20 | 1995-04-10 | 富士電機株式会社 | Magnetic recording medium |
JPH01158614A (en) * | 1987-12-15 | 1989-06-21 | Tokin Corp | Continuous magnetic medium and production thereof |
JPH0366733B2 (en) * | 1987-12-15 | 1991-10-18 | Tokin Corp | |
US5133899A (en) * | 1989-10-04 | 1992-07-28 | Mizusawa Industrial Chemicals, Ltd. | Stabilizer composition for chlorine-containing polymers and process for preparation thereof |
US6303227B1 (en) | 1997-07-16 | 2001-10-16 | Matsushita Electric Industrial Co., Ltd. | Lubricant composition magnetic recording medium, and process for producing magnetic recording medium |
US6341420B1 (en) | 2000-08-02 | 2002-01-29 | Static Control Components, Inc. | Method of manufacturing a developer roller |
EP1854909A3 (en) * | 2006-05-12 | 2007-12-26 | Denso Corporation | Coating structure and method for forming the same |
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