JPS59185024A - 磁気記録媒体 - Google Patents
磁気記録媒体Info
- Publication number
- JPS59185024A JPS59185024A JP58059462A JP5946283A JPS59185024A JP S59185024 A JPS59185024 A JP S59185024A JP 58059462 A JP58059462 A JP 58059462A JP 5946283 A JP5946283 A JP 5946283A JP S59185024 A JPS59185024 A JP S59185024A
- Authority
- JP
- Japan
- Prior art keywords
- oxygen
- film
- evaporation
- deposited
- sample
- 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
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 58
- 239000001301 oxygen Substances 0.000 claims abstract description 58
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 58
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 239000010409 thin film Substances 0.000 claims abstract description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 17
- 239000000956 alloy Substances 0.000 claims description 17
- 239000010408 film Substances 0.000 abstract description 34
- 230000007797 corrosion Effects 0.000 abstract description 16
- 238000005260 corrosion Methods 0.000 abstract description 16
- 238000001704 evaporation Methods 0.000 abstract description 14
- 230000008020 evaporation Effects 0.000 abstract description 12
- 238000007740 vapor deposition Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000009826 distribution Methods 0.000 abstract description 6
- 229910000531 Co alloy Inorganic materials 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 abstract description 3
- 230000002411 adverse Effects 0.000 abstract 1
- 238000000151 deposition Methods 0.000 description 8
- 239000010410 layer Substances 0.000 description 7
- 230000008021 deposition Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000682 scanning probe acoustic microscopy Methods 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 4
- 229920006267 polyester film Polymers 0.000 description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000004611 spectroscopical analysis Methods 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920000307 polymer substrate Polymers 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
- G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
- G11B5/658—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing oxygen, e.g. molecular oxygen or magnetic oxide
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compositions Of Macromolecular Compounds (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 |
|---|---|---|---|
| JP58059462A JPS59185024A (ja) | 1983-04-04 | 1983-04-04 | 磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58059462A JPS59185024A (ja) | 1983-04-04 | 1983-04-04 | 磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59185024A true JPS59185024A (ja) | 1984-10-20 |
| JPH053048B2 JPH053048B2 (enrdf_load_stackoverflow) | 1993-01-13 |
Family
ID=13113998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58059462A Granted JPS59185024A (ja) | 1983-04-04 | 1983-04-04 | 磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59185024A (enrdf_load_stackoverflow) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59203238A (ja) * | 1983-04-30 | 1984-11-17 | Tdk Corp | 磁気記録媒体の製造方法 |
| JPS60157717A (ja) * | 1984-01-26 | 1985-08-19 | Hitachi Maxell Ltd | 磁気記録媒体 |
| JPS62285220A (ja) * | 1986-06-04 | 1987-12-11 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
| US5534324A (en) * | 1992-11-12 | 1996-07-09 | Matsushita Electric Industrial Co., Ltd. | Magnetic recording medium and method for producing the same |
| US5554440A (en) * | 1992-09-09 | 1996-09-10 | Matsushita Electric Industrial Co., Ltd. | Magnetic recording medium and method for producing the same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS573133A (en) * | 1980-06-04 | 1982-01-08 | Fujitsu Ltd | Light pen output controlling system |
| JPS5798133A (en) * | 1980-12-05 | 1982-06-18 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
| JPS57147130A (en) * | 1981-03-03 | 1982-09-10 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
| JPS5883327A (ja) * | 1981-11-12 | 1983-05-19 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
-
1983
- 1983-04-04 JP JP58059462A patent/JPS59185024A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS573133A (en) * | 1980-06-04 | 1982-01-08 | Fujitsu Ltd | Light pen output controlling system |
| JPS5798133A (en) * | 1980-12-05 | 1982-06-18 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
| JPS57147130A (en) * | 1981-03-03 | 1982-09-10 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
| JPS5883327A (ja) * | 1981-11-12 | 1983-05-19 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59203238A (ja) * | 1983-04-30 | 1984-11-17 | Tdk Corp | 磁気記録媒体の製造方法 |
| JPS60157717A (ja) * | 1984-01-26 | 1985-08-19 | Hitachi Maxell Ltd | 磁気記録媒体 |
| JPS62285220A (ja) * | 1986-06-04 | 1987-12-11 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
| US5554440A (en) * | 1992-09-09 | 1996-09-10 | Matsushita Electric Industrial Co., Ltd. | Magnetic recording medium and method for producing the same |
| US5534324A (en) * | 1992-11-12 | 1996-07-09 | Matsushita Electric Industrial Co., Ltd. | Magnetic recording medium and method for producing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH053048B2 (enrdf_load_stackoverflow) | 1993-01-13 |
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