JPS5965416A - 垂直磁気記録媒体 - Google Patents
垂直磁気記録媒体Info
- Publication number
- JPS5965416A JPS5965416A JP57174870A JP17487082A JPS5965416A JP S5965416 A JPS5965416 A JP S5965416A JP 57174870 A JP57174870 A JP 57174870A JP 17487082 A JP17487082 A JP 17487082A JP S5965416 A JPS5965416 A JP S5965416A
- Authority
- JP
- Japan
- Prior art keywords
- film
- perpendicular magnetic
- magnetic
- recording medium
- magnetic recording
- 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
- 239000010955 niobium Substances 0.000 claims abstract description 18
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 12
- 229910052713 technetium Inorganic materials 0.000 claims abstract description 11
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 10
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims abstract description 4
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims abstract description 4
- GKLVYJBZJHMRIY-UHFFFAOYSA-N technetium atom Chemical compound [Tc] GKLVYJBZJHMRIY-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000011651 chromium Substances 0.000 claims description 15
- 229910052804 chromium Inorganic materials 0.000 claims description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 6
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- 239000013078 crystal Substances 0.000 abstract description 9
- 229910000599 Cr alloy Inorganic materials 0.000 abstract description 3
- 229910002056 binary alloy Inorganic materials 0.000 abstract description 2
- 239000010408 film Substances 0.000 description 48
- 239000000758 substrate Substances 0.000 description 25
- 230000005415 magnetization Effects 0.000 description 16
- 238000004544 sputter deposition Methods 0.000 description 14
- 239000008188 pellet Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 6
- 239000004642 Polyimide Substances 0.000 description 5
- 238000005566 electron beam evaporation Methods 0.000 description 5
- 229920001721 polyimide Polymers 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- 229920002799 BoPET Polymers 0.000 description 4
- 239000005041 Mylar™ Substances 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010884 ion-beam technique Methods 0.000 description 3
- 238000001755 magnetron sputter deposition Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910000684 Cobalt-chrome Inorganic materials 0.000 description 2
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical compound [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000010952 cobalt-chrome Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- -1 polyethylene terephthalate Polymers 0.000 description 2
- 229910002058 ternary alloy Inorganic materials 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 229910019580 Cr Zr Inorganic materials 0.000 description 1
- 229910019817 Cr—Zr Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000001659 ion-beam spectroscopy Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000001552 radio frequency sputter deposition Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000682 scanning probe acoustic microscopy Methods 0.000 description 1
- 229910000702 sendust Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000003852 thin film production method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- G11B5/656—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing Co
Landscapes
- Magnetic Record Carriers (AREA)
- Thin Magnetic Films (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57174870A JPS5965416A (ja) | 1982-10-05 | 1982-10-05 | 垂直磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57174870A JPS5965416A (ja) | 1982-10-05 | 1982-10-05 | 垂直磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5965416A true JPS5965416A (ja) | 1984-04-13 |
| JPH0514406B2 JPH0514406B2 (enrdf_load_stackoverflow) | 1993-02-25 |
Family
ID=15986094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57174870A Granted JPS5965416A (ja) | 1982-10-05 | 1982-10-05 | 垂直磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5965416A (enrdf_load_stackoverflow) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61204824A (ja) * | 1985-06-18 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
| JPS61204825A (ja) * | 1985-06-18 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
| JPS61204823A (ja) * | 1985-06-18 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
| JPS61204828A (ja) * | 1985-03-07 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
| JPS61204821A (ja) * | 1985-06-18 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
| JPS61204822A (ja) * | 1985-06-18 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
| JPS61204836A (ja) * | 1985-06-18 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体の製造方法 |
| US4792486A (en) * | 1985-03-28 | 1988-12-20 | Victor Company Of Japan, Ltd. | Perpendicular magnetic recording medium |
-
1982
- 1982-10-05 JP JP57174870A patent/JPS5965416A/ja active Granted
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61204828A (ja) * | 1985-03-07 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
| US4792486A (en) * | 1985-03-28 | 1988-12-20 | Victor Company Of Japan, Ltd. | Perpendicular magnetic recording medium |
| JPS61204824A (ja) * | 1985-06-18 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
| JPS61204825A (ja) * | 1985-06-18 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
| JPS61204823A (ja) * | 1985-06-18 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
| JPS61204821A (ja) * | 1985-06-18 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
| JPS61204822A (ja) * | 1985-06-18 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
| JPS61204836A (ja) * | 1985-06-18 | 1986-09-10 | Victor Co Of Japan Ltd | 垂直磁気記録媒体の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0514406B2 (enrdf_load_stackoverflow) | 1993-02-25 |
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