JPH0321966B2 - - Google Patents
Info
- Publication number
- JPH0321966B2 JPH0321966B2 JP56167514A JP16751481A JPH0321966B2 JP H0321966 B2 JPH0321966 B2 JP H0321966B2 JP 56167514 A JP56167514 A JP 56167514A JP 16751481 A JP16751481 A JP 16751481A JP H0321966 B2 JPH0321966 B2 JP H0321966B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- magnetic
- tape
- electrical resistance
- ferromagnetic
- 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.)
- Expired - Lifetime
Links
- 230000005291 magnetic effect Effects 0.000 claims description 41
- 230000005294 ferromagnetic effect Effects 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 9
- 239000003302 ferromagnetic material Substances 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 2
- ZGDWHDKHJKZZIQ-UHFFFAOYSA-N cobalt nickel Chemical compound [Co].[Ni].[Ni].[Ni] ZGDWHDKHJKZZIQ-UHFFFAOYSA-N 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 238000000151 deposition Methods 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 6
- 239000010408 film Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 238000007740 vapor deposition Methods 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000007733 ion plating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- KSHLPUIIJIOBOQ-UHFFFAOYSA-N [O--].[O--].[O--].[O--].[Co++].[Ni++] Chemical group [O--].[O--].[O--].[O--].[Co++].[Ni++] KSHLPUIIJIOBOQ-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- UCNNJGDEJXIUCC-UHFFFAOYSA-L hydroxy(oxo)iron;iron Chemical compound [Fe].O[Fe]=O.O[Fe]=O UCNNJGDEJXIUCC-UHFFFAOYSA-L 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920005596 polymer binder Polymers 0.000 description 1
- 239000002491 polymer binding agent Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000007738 vacuum evaporation 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
- G11B5/66—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers
- G11B5/672—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers having different compositions in a plurality of magnetic layers, e.g. layer compositions having differing elemental components or differing proportions of elements
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56167514A JPS5870421A (ja) | 1981-10-20 | 1981-10-20 | 磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56167514A JPS5870421A (ja) | 1981-10-20 | 1981-10-20 | 磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5870421A JPS5870421A (ja) | 1983-04-26 |
| JPH0321966B2 true JPH0321966B2 (de) | 1991-03-25 |
Family
ID=15851090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56167514A Granted JPS5870421A (ja) | 1981-10-20 | 1981-10-20 | 磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5870421A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6056916U (ja) * | 1983-09-28 | 1985-04-20 | 大日本印刷株式会社 | 磁気記録媒体 |
| JPS6056915U (ja) * | 1983-09-28 | 1985-04-20 | 大日本印刷株式会社 | 磁気記録媒体 |
| JP2002367135A (ja) * | 2001-06-06 | 2002-12-20 | Matsushita Electric Ind Co Ltd | 磁気記録媒体およびその製造方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5720920A (en) * | 1980-07-14 | 1982-02-03 | Sekisui Chem Co Ltd | Magnetic recording medium and its manufacture |
-
1981
- 1981-10-20 JP JP56167514A patent/JPS5870421A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5720920A (en) * | 1980-07-14 | 1982-02-03 | Sekisui Chem Co Ltd | Magnetic recording medium and its manufacture |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5870421A (ja) | 1983-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4371590A (en) | Magnetic recording medium with stepwise orientation of deposited metallic particles | |
| EP0036649B1 (de) | Magnetisches Aufzeichnungsband | |
| JPH05342553A (ja) | 磁気記録媒体及びその製造方法 | |
| JPH04259909A (ja) | 磁気記録媒体 | |
| JPH0321966B2 (de) | ||
| JPS58166531A (ja) | 垂直磁気記録媒体 | |
| JPH0546013B2 (de) | ||
| JPH0582652B2 (de) | ||
| JPH026130B2 (de) | ||
| JPS60140525A (ja) | 垂直記録用磁気記録媒体 | |
| JPS62128019A (ja) | 磁気記録媒体 | |
| JPH0612568B2 (ja) | 磁気記録媒体 | |
| JPS5975429A (ja) | 垂直磁気記録媒体 | |
| JPS5833619B2 (ja) | 磁気記録媒体 | |
| JPS6134722A (ja) | 垂直磁気記録媒体 | |
| JPS61187122A (ja) | 磁気記録媒体 | |
| KR960000822B1 (ko) | 자기기록매체 | |
| JPH0357535B2 (de) | ||
| JPH065574B2 (ja) | 磁気記録媒体 | |
| JPH01143312A (ja) | 非晶質軟磁性積層膜 | |
| JPS5977621A (ja) | 垂直磁気記録媒体 | |
| JPH053655B2 (de) | ||
| JPS58171717A (ja) | 磁気記録媒体 | |
| JPS61294635A (ja) | 磁気記録媒体 | |
| JPS639293B2 (de) |