JPS5870421A - 磁気記録媒体 - Google Patents
磁気記録媒体Info
- Publication number
- JPS5870421A JPS5870421A JP56167514A JP16751481A JPS5870421A JP S5870421 A JPS5870421 A JP S5870421A JP 56167514 A JP56167514 A JP 56167514A JP 16751481 A JP16751481 A JP 16751481A JP S5870421 A JPS5870421 A JP S5870421A
- Authority
- JP
- Japan
- Prior art keywords
- layer
- magnetic
- tape
- magnetic recording
- electrical resistance
- 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 36
- 230000005294 ferromagnetic effect Effects 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 3
- 239000010408 film Substances 0.000 abstract description 8
- 239000000956 alloy Substances 0.000 abstract description 4
- 229910045601 alloy Inorganic materials 0.000 abstract description 4
- 239000010409 thin film Substances 0.000 abstract description 3
- 229910000990 Ni alloy Inorganic materials 0.000 abstract description 2
- -1 polyethylene terephthalate Polymers 0.000 abstract description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract description 2
- 239000005020 polyethylene terephthalate Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 241001474791 Proboscis Species 0.000 description 1
- KSHLPUIIJIOBOQ-UHFFFAOYSA-N [O--].[O--].[O--].[O--].[Co++].[Ni++] Chemical compound [O--].[O--].[O--].[O--].[Co++].[Ni++] KSHLPUIIJIOBOQ-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- UFMZWBIQTDUYBN-UHFFFAOYSA-N cobalt dinitrate Chemical compound [Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O UFMZWBIQTDUYBN-UHFFFAOYSA-N 0.000 description 1
- ZGDWHDKHJKZZIQ-UHFFFAOYSA-N cobalt nickel Chemical compound [Co].[Ni].[Ni].[Ni] ZGDWHDKHJKZZIQ-UHFFFAOYSA-N 0.000 description 1
- 229910001981 cobalt nitrate Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920005596 polymer binder Polymers 0.000 description 1
- 239000002491 polymer binding agent Substances 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 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 true JPS5870421A (ja) | 1983-04-26 |
| JPH0321966B2 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) |
Cited By (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 |
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0321966B2 (de) | 1991-03-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6143769B2 (de) | ||
| EP0036649A1 (de) | Magnetisches Aufzeichnungsband | |
| JPS5870421A (ja) | 磁気記録媒体 | |
| US5047297A (en) | Magnetic recording medium and manufacturing method thereof | |
| JPH028376B2 (de) | ||
| JPS6153769B2 (de) | ||
| JP2570337B2 (ja) | 軟磁性積層膜 | |
| JPS60154309A (ja) | 垂直磁気記録用磁気ヘツド | |
| JPS58180008A (ja) | 磁気記録媒体 | |
| JPH0380445A (ja) | 光磁気記録媒体 | |
| JPS61187122A (ja) | 磁気記録媒体 | |
| JPS59127235A (ja) | 垂直磁気記録媒体 | |
| JPS60237623A (ja) | 磁気記録媒体 | |
| JPH0380421A (ja) | 垂直磁気記録媒体 | |
| JPS58171717A (ja) | 磁気記録媒体 | |
| JPS60127528A (ja) | 磁気記録媒体 | |
| JPH0485716A (ja) | 磁気ヘッド用磁性薄膜 | |
| JPH04143925A (ja) | 磁気記録媒体の製造方法 | |
| JPH06244048A (ja) | 軟磁性薄膜の形成方法及び磁気ヘッド | |
| JPH02165401A (ja) | 磁気記録再生装置 | |
| JPH01143312A (ja) | 非晶質軟磁性積層膜 | |
| JPH01287818A (ja) | 磁気記録媒体 | |
| JPS5977621A (ja) | 垂直磁気記録媒体 | |
| JPS61229228A (ja) | 磁気記録媒体 | |
| JPS6095720A (ja) | 垂直磁気記録用媒体 |