JPS6085417A - 薄膜型磁気記録媒体 - Google Patents
薄膜型磁気記録媒体Info
- Publication number
- JPS6085417A JPS6085417A JP19275683A JP19275683A JPS6085417A JP S6085417 A JPS6085417 A JP S6085417A JP 19275683 A JP19275683 A JP 19275683A JP 19275683 A JP19275683 A JP 19275683A JP S6085417 A JPS6085417 A JP S6085417A
- Authority
- JP
- Japan
- Prior art keywords
- thin film
- layer
- film layer
- magnetic recording
- shape
- 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
- 239000010409 thin film Substances 0.000 title claims abstract description 65
- 239000000463 material Substances 0.000 claims abstract description 34
- 239000000758 substrate Substances 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 abstract description 15
- 239000010408 film Substances 0.000 abstract description 9
- 229910052719 titanium Inorganic materials 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 4
- 229910045601 alloy Inorganic materials 0.000 abstract description 3
- 239000000956 alloy Substances 0.000 abstract description 3
- 229910052804 chromium Inorganic materials 0.000 abstract description 3
- 229910020630 Co Ni Inorganic materials 0.000 abstract description 2
- 229910002440 Co–Ni Inorganic materials 0.000 abstract description 2
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 abstract description 2
- 229910007261 Si2N3 Inorganic materials 0.000 abstract description 2
- -1 SiO2 Chemical class 0.000 abstract description 2
- 229910052802 copper Inorganic materials 0.000 abstract description 2
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- 229910044991 metal oxide Inorganic materials 0.000 abstract description 2
- 150000002739 metals Chemical class 0.000 abstract description 2
- 229910052759 nickel Inorganic materials 0.000 abstract description 2
- 150000004767 nitrides Chemical class 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(II) oxide Inorganic materials [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 55
- 238000000576 coating method Methods 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000002245 particle Substances 0.000 description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 239000010936 titanium Substances 0.000 description 5
- 238000007740 vapor deposition Methods 0.000 description 5
- 239000011241 protective layer Substances 0.000 description 4
- 239000004642 Polyimide Substances 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 230000005415 magnetization Effects 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 229920001721 polyimide Polymers 0.000 description 3
- TWJNQYPJQDRXPH-UHFFFAOYSA-N 2-cyanobenzohydrazide Chemical compound NNC(=O)C1=CC=CC=C1C#N TWJNQYPJQDRXPH-UHFFFAOYSA-N 0.000 description 2
- 235000021360 Myristic acid Nutrition 0.000 description 2
- TUNFSRHWOTWDNC-UHFFFAOYSA-N Myristic acid Natural products CCCCCCCCCCCCCC(O)=O TUNFSRHWOTWDNC-UHFFFAOYSA-N 0.000 description 2
- 229910000990 Ni alloy Inorganic materials 0.000 description 2
- 235000021355 Stearic acid Nutrition 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 239000006247 magnetic powder Substances 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000008117 stearic acid Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
- 229910006297 γ-Fe2O3 Inorganic materials 0.000 description 1
Landscapes
- Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19275683A JPS6085417A (ja) | 1983-10-14 | 1983-10-14 | 薄膜型磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19275683A JPS6085417A (ja) | 1983-10-14 | 1983-10-14 | 薄膜型磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6085417A true JPS6085417A (ja) | 1985-05-14 |
| JPH0547889B2 JPH0547889B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-07-20 |
Family
ID=16296524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19275683A Granted JPS6085417A (ja) | 1983-10-14 | 1983-10-14 | 薄膜型磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6085417A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62154218A (ja) * | 1985-12-26 | 1987-07-09 | Hitachi Ltd | 磁気デイスク用下地基板 |
| JPS62246127A (ja) * | 1986-04-18 | 1987-10-27 | Matsushita Electric Ind Co Ltd | 磁気記録媒体 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57191830A (en) * | 1981-05-22 | 1982-11-25 | Sony Corp | Magnetic recording medium |
| JPS57198534A (en) * | 1981-05-29 | 1982-12-06 | Sony Corp | Magnetic recording medium |
| JPS5868223A (ja) * | 1981-09-17 | 1983-04-23 | Toray Ind Inc | 磁気記録媒体 |
-
1983
- 1983-10-14 JP JP19275683A patent/JPS6085417A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57191830A (en) * | 1981-05-22 | 1982-11-25 | Sony Corp | Magnetic recording medium |
| JPS57198534A (en) * | 1981-05-29 | 1982-12-06 | Sony Corp | Magnetic recording medium |
| JPS5868223A (ja) * | 1981-09-17 | 1983-04-23 | Toray Ind Inc | 磁気記録媒体 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62154218A (ja) * | 1985-12-26 | 1987-07-09 | Hitachi Ltd | 磁気デイスク用下地基板 |
| JPS62246127A (ja) * | 1986-04-18 | 1987-10-27 | Matsushita Electric Ind Co Ltd | 磁気記録媒体 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0547889B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-07-20 |
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