JPH033285B2 - - Google Patents
Info
- Publication number
- JPH033285B2 JPH033285B2 JP57130832A JP13083282A JPH033285B2 JP H033285 B2 JPH033285 B2 JP H033285B2 JP 57130832 A JP57130832 A JP 57130832A JP 13083282 A JP13083282 A JP 13083282A JP H033285 B2 JPH033285 B2 JP H033285B2
- Authority
- JP
- Japan
- Prior art keywords
- thin film
- polyester
- film
- film layer
- 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.)
- Expired
Links
- 239000010409 thin film Substances 0.000 claims description 46
- 239000010408 film Substances 0.000 claims description 28
- 230000005294 ferromagnetic effect Effects 0.000 claims description 27
- 230000005291 magnetic effect Effects 0.000 claims description 27
- 229920000728 polyester Polymers 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 12
- 229920006267 polyester film Polymers 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000003302 ferromagnetic material Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000000696 magnetic material Substances 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 230000001376 precipitating effect Effects 0.000 claims 1
- 239000000758 substrate Substances 0.000 description 17
- 238000007738 vacuum evaporation Methods 0.000 description 7
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 239000004744 fabric Substances 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 229910002441 CoNi Inorganic materials 0.000 description 3
- 229920006037 cross link polymer Polymers 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002685 polymerization catalyst Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000001771 vacuum deposition Methods 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000004804 winding 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
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Thin Magnetic Films (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57130832A JPS5922223A (ja) | 1982-07-27 | 1982-07-27 | 磁気記録媒体およびその製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57130832A JPS5922223A (ja) | 1982-07-27 | 1982-07-27 | 磁気記録媒体およびその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5922223A JPS5922223A (ja) | 1984-02-04 |
| JPH033285B2 true JPH033285B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-01-18 |
Family
ID=15043735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57130832A Granted JPS5922223A (ja) | 1982-07-27 | 1982-07-27 | 磁気記録媒体およびその製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5922223A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1982
- 1982-07-27 JP JP57130832A patent/JPS5922223A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5922223A (ja) | 1984-02-04 |
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