JPS5720920A - Magnetic recording medium and its manufacture - Google Patents
Magnetic recording medium and its manufactureInfo
- Publication number
- JPS5720920A JPS5720920A JP9594080A JP9594080A JPS5720920A JP S5720920 A JPS5720920 A JP S5720920A JP 9594080 A JP9594080 A JP 9594080A JP 9594080 A JP9594080 A JP 9594080A JP S5720920 A JPS5720920 A JP S5720920A
- Authority
- JP
- Japan
- Prior art keywords
- ferromagnetic
- recording medium
- magnetic recording
- thin film
- forming
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/851—Coating a support with a magnetic layer by sputtering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/0021—Reactive sputtering or evaporation
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Thin Magnetic Films (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9594080A JPS5720920A (en) | 1980-07-14 | 1980-07-14 | Magnetic recording medium and its manufacture |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9594080A JPS5720920A (en) | 1980-07-14 | 1980-07-14 | Magnetic recording medium and its manufacture |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5720920A true JPS5720920A (en) | 1982-02-03 |
JPH0318253B2 JPH0318253B2 (ja) | 1991-03-12 |
Family
ID=14151260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9594080A Granted JPS5720920A (en) | 1980-07-14 | 1980-07-14 | Magnetic recording medium and its manufacture |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5720920A (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5812317A (ja) * | 1981-07-15 | 1983-01-24 | Sony Corp | 薄膜磁気媒体の製法 |
JPS5870421A (ja) * | 1981-10-20 | 1983-04-26 | Tdk Corp | 磁気記録媒体 |
JPS61145722A (ja) * | 1984-12-20 | 1986-07-03 | Hitachi Maxell Ltd | 磁気記録媒体 |
JPH0438486U (ja) * | 1990-07-27 | 1992-03-31 | ||
JPH06111267A (ja) * | 1992-09-30 | 1994-04-22 | Kao Corp | 磁気記録媒体 |
JPH06139541A (ja) * | 1992-10-26 | 1994-05-20 | Kao Corp | 磁気記録媒体 |
US5914180A (en) * | 1994-09-22 | 1999-06-22 | Sony Corporation | Magnetic recording medium |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51138409A (en) * | 1975-05-27 | 1976-11-30 | Tdk Corp | Magnetic recording medium |
-
1980
- 1980-07-14 JP JP9594080A patent/JPS5720920A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51138409A (en) * | 1975-05-27 | 1976-11-30 | Tdk Corp | Magnetic recording medium |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5812317A (ja) * | 1981-07-15 | 1983-01-24 | Sony Corp | 薄膜磁気媒体の製法 |
JPH033369B2 (ja) * | 1981-07-15 | 1991-01-18 | Sony Corp | |
JPS5870421A (ja) * | 1981-10-20 | 1983-04-26 | Tdk Corp | 磁気記録媒体 |
JPH0321966B2 (ja) * | 1981-10-20 | 1991-03-25 | Tdk Electronics Co Ltd | |
JPS61145722A (ja) * | 1984-12-20 | 1986-07-03 | Hitachi Maxell Ltd | 磁気記録媒体 |
JPH0532807B2 (ja) * | 1984-12-20 | 1993-05-18 | Hitachi Maxell | |
JPH0438486U (ja) * | 1990-07-27 | 1992-03-31 | ||
JPH06111267A (ja) * | 1992-09-30 | 1994-04-22 | Kao Corp | 磁気記録媒体 |
JPH06139541A (ja) * | 1992-10-26 | 1994-05-20 | Kao Corp | 磁気記録媒体 |
US5914180A (en) * | 1994-09-22 | 1999-06-22 | Sony Corporation | Magnetic recording medium |
Also Published As
Publication number | Publication date |
---|---|
JPH0318253B2 (ja) | 1991-03-12 |
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