JPS61129737A - 磁気記録媒体の製造方法 - Google Patents
磁気記録媒体の製造方法Info
- Publication number
- JPS61129737A JPS61129737A JP25019384A JP25019384A JPS61129737A JP S61129737 A JPS61129737 A JP S61129737A JP 25019384 A JP25019384 A JP 25019384A JP 25019384 A JP25019384 A JP 25019384A JP S61129737 A JPS61129737 A JP S61129737A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic recording
- magnetic
- disk
- film layer
- recording medium
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 238000004544 sputter deposition Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 13
- 239000000758 substrate Substances 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 238000000151 deposition Methods 0.000 abstract description 3
- 230000008021 deposition Effects 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 2
- 230000005415 magnetization Effects 0.000 description 23
- 238000010586 diagram Methods 0.000 description 10
- 239000002184 metal Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- 229910000815 supermalloy Inorganic materials 0.000 description 2
- 229910003271 Ni-Fe Inorganic materials 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Landscapes
- Physical Vapour Deposition (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25019384A JPS61129737A (ja) | 1984-11-26 | 1984-11-26 | 磁気記録媒体の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25019384A JPS61129737A (ja) | 1984-11-26 | 1984-11-26 | 磁気記録媒体の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61129737A true JPS61129737A (ja) | 1986-06-17 |
| JPH0552568B2 JPH0552568B2 (enrdf_load_stackoverflow) | 1993-08-05 |
Family
ID=17204197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25019384A Granted JPS61129737A (ja) | 1984-11-26 | 1984-11-26 | 磁気記録媒体の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61129737A (enrdf_load_stackoverflow) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5451804A (en) * | 1977-09-30 | 1979-04-24 | Shiyunichi Iwasaki | Magnetic recording medium |
| JPS5994240A (ja) * | 1982-11-19 | 1984-05-30 | Fuji Xerox Co Ltd | 磁気記録媒体作製装置 |
-
1984
- 1984-11-26 JP JP25019384A patent/JPS61129737A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5451804A (en) * | 1977-09-30 | 1979-04-24 | Shiyunichi Iwasaki | Magnetic recording medium |
| JPS5994240A (ja) * | 1982-11-19 | 1984-05-30 | Fuji Xerox Co Ltd | 磁気記録媒体作製装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0552568B2 (enrdf_load_stackoverflow) | 1993-08-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |