JPH0472286B2 - - Google Patents
Info
- Publication number
- JPH0472286B2 JPH0472286B2 JP1870990A JP1870990A JPH0472286B2 JP H0472286 B2 JPH0472286 B2 JP H0472286B2 JP 1870990 A JP1870990 A JP 1870990A JP 1870990 A JP1870990 A JP 1870990A JP H0472286 B2 JPH0472286 B2 JP H0472286B2
- Authority
- JP
- Japan
- Prior art keywords
- thin film
- film layer
- thickness
- alone
- coercive force
- 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 56
- 230000005291 magnetic effect Effects 0.000 claims description 31
- 229910045601 alloy Inorganic materials 0.000 claims description 21
- 239000000956 alloy Substances 0.000 claims description 21
- 239000000758 substrate Substances 0.000 claims description 7
- 239000010410 layer Substances 0.000 description 49
- 239000010408 film Substances 0.000 description 17
- 229910052751 metal Inorganic materials 0.000 description 13
- 239000002184 metal Substances 0.000 description 13
- 230000005294 ferromagnetic effect Effects 0.000 description 7
- 238000007740 vapor deposition Methods 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- -1 polyethylene terephthalate Polymers 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 229910020630 Co Ni Inorganic materials 0.000 description 2
- 229910002440 Co–Ni Inorganic materials 0.000 description 2
- 229910000990 Ni alloy Inorganic materials 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
- 229910052804 chromium Inorganic materials 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 229910020632 Co Mn Inorganic materials 0.000 description 1
- 229910020637 Co-Cu Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910020678 Co—Mn Inorganic materials 0.000 description 1
- 229910020707 Co—Pt Inorganic materials 0.000 description 1
- 229910020710 Co—Sm Inorganic materials 0.000 description 1
- 229910020516 Co—V Inorganic materials 0.000 description 1
- 229910020514 Co—Y Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 239000000463 material 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
- 229920006289 polycarbonate film Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
Landscapes
- Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1870990A JPH02223009A (ja) | 1990-01-29 | 1990-01-29 | 磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1870990A JPH02223009A (ja) | 1990-01-29 | 1990-01-29 | 磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02223009A JPH02223009A (ja) | 1990-09-05 |
| JPH0472286B2 true JPH0472286B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-11-17 |
Family
ID=11979182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1870990A Granted JPH02223009A (ja) | 1990-01-29 | 1990-01-29 | 磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02223009A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1990
- 1990-01-29 JP JP1870990A patent/JPH02223009A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02223009A (ja) | 1990-09-05 |