JPS59175020A - 金属薄膜型磁気記録媒体 - Google Patents
金属薄膜型磁気記録媒体Info
- Publication number
- JPS59175020A JPS59175020A JP58049850A JP4985083A JPS59175020A JP S59175020 A JPS59175020 A JP S59175020A JP 58049850 A JP58049850 A JP 58049850A JP 4985083 A JP4985083 A JP 4985083A JP S59175020 A JPS59175020 A JP S59175020A
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- recording medium
- magnetic recording
- film
- vapor deposition
- 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
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 32
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 230000005294 ferromagnetic effect Effects 0.000 claims abstract description 18
- 239000013078 crystal Substances 0.000 claims abstract description 6
- 239000010409 thin film Substances 0.000 claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 230000005415 magnetization Effects 0.000 claims description 8
- 238000007740 vapor deposition Methods 0.000 abstract description 7
- 238000001704 evaporation Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 230000008020 evaporation Effects 0.000 abstract description 5
- 229920000307 polymer substrate Polymers 0.000 abstract description 5
- 239000000696 magnetic material Substances 0.000 abstract description 2
- LLLVZDVNHNWSDS-UHFFFAOYSA-N 4-methylidene-3,5-dioxabicyclo[5.2.2]undeca-1(9),7,10-triene-2,6-dione Chemical compound C1(C2=CC=C(C(=O)OC(=C)O1)C=C2)=O LLLVZDVNHNWSDS-UHFFFAOYSA-N 0.000 abstract 1
- 238000007733 ion plating Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 239000010408 film Substances 0.000 description 25
- 210000003128 head Anatomy 0.000 description 13
- 150000002500 ions Chemical class 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- -1 polyethylene terephthalate Polymers 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000576 coating method Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010849 ion bombardment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229910000952 Be alloy Inorganic materials 0.000 description 1
- 229910000684 Cobalt-chrome Inorganic materials 0.000 description 1
- 229910020676 Co—N Inorganic materials 0.000 description 1
- 229910020516 Co—V Inorganic materials 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000010952 cobalt-chrome Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005566 electron beam evaporation Methods 0.000 description 1
- 210000000744 eyelid Anatomy 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000010884 ion-beam technique Methods 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- FPVKHBSQESCIEP-JQCXWYLXSA-N pentostatin Chemical compound C1[C@H](O)[C@@H](CO)O[C@H]1N1C(N=CNC[C@H]2O)=C2N=C1 FPVKHBSQESCIEP-JQCXWYLXSA-N 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 229910052720 vanadium Inorganic materials 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
Landscapes
- Manufacturing Of Magnetic Record Carriers (AREA)
- Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58049850A JPS59175020A (ja) | 1983-03-24 | 1983-03-24 | 金属薄膜型磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58049850A JPS59175020A (ja) | 1983-03-24 | 1983-03-24 | 金属薄膜型磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59175020A true JPS59175020A (ja) | 1984-10-03 |
| JPH054724B2 JPH054724B2 (enrdf_load_stackoverflow) | 1993-01-20 |
Family
ID=12842530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58049850A Granted JPS59175020A (ja) | 1983-03-24 | 1983-03-24 | 金属薄膜型磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59175020A (enrdf_load_stackoverflow) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5591105A (en) * | 1978-12-04 | 1980-07-10 | Matsushita Electric Ind Co Ltd | Magnetic thin film |
-
1983
- 1983-03-24 JP JP58049850A patent/JPS59175020A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5591105A (en) * | 1978-12-04 | 1980-07-10 | Matsushita Electric Ind Co Ltd | Magnetic thin film |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH054724B2 (enrdf_load_stackoverflow) | 1993-01-20 |
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