JPH0520806B2 - - Google Patents
Info
- Publication number
- JPH0520806B2 JPH0520806B2 JP58015659A JP1565983A JPH0520806B2 JP H0520806 B2 JPH0520806 B2 JP H0520806B2 JP 58015659 A JP58015659 A JP 58015659A JP 1565983 A JP1565983 A JP 1565983A JP H0520806 B2 JPH0520806 B2 JP H0520806B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- substrate
- film
- thin film
- 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 - Lifetime
Links
- 239000000758 substrate Substances 0.000 claims description 35
- 239000010408 film Substances 0.000 claims description 20
- 239000010409 thin film Substances 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 229910001566 austenite Inorganic materials 0.000 claims description 7
- 238000007747 plating Methods 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 12
- 238000004544 sputter deposition Methods 0.000 description 11
- 229910000838 Al alloy Inorganic materials 0.000 description 9
- 229910000990 Ni alloy Inorganic materials 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 229910004298 SiO 2 Inorganic materials 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- OFNHPGDEEMZPFG-UHFFFAOYSA-N phosphanylidynenickel Chemical compound [P].[Ni] OFNHPGDEEMZPFG-UHFFFAOYSA-N 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 229910001096 P alloy Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical group [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
- G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
- G11B5/658—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing oxygen, e.g. molecular oxygen or magnetic oxide
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58015659A JPS59142735A (ja) | 1983-02-02 | 1983-02-02 | 磁気記録体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58015659A JPS59142735A (ja) | 1983-02-02 | 1983-02-02 | 磁気記録体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59142735A JPS59142735A (ja) | 1984-08-16 |
| JPH0520806B2 true JPH0520806B2 (enrdf_load_stackoverflow) | 1993-03-22 |
Family
ID=11894858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58015659A Granted JPS59142735A (ja) | 1983-02-02 | 1983-02-02 | 磁気記録体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59142735A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60231913A (ja) * | 1984-05-02 | 1985-11-18 | Mitsubishi Electric Corp | 磁気デイスク |
| US5774783A (en) * | 1995-03-17 | 1998-06-30 | Fujitsu Limited | Magnetic recording medium |
| CN104607253A (zh) * | 2015-01-17 | 2015-05-13 | 东北农业大学 | 一种新型磁性复合氢化催化剂的制备方法 |
-
1983
- 1983-02-02 JP JP58015659A patent/JPS59142735A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59142735A (ja) | 1984-08-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5091225A (en) | Magnetic disc member and process for manufacturing the same | |
| JPH0520806B2 (enrdf_load_stackoverflow) | ||
| JPS61142525A (ja) | 磁気記録媒体 | |
| JPS61260420A (ja) | 磁気記録体 | |
| JPS61199224A (ja) | 磁気記録媒体 | |
| JPS61276116A (ja) | 磁気記録媒体及びその製造方法 | |
| JPH0421930B2 (enrdf_load_stackoverflow) | ||
| JPS5961107A (ja) | 磁気記憶体 | |
| JPS62117143A (ja) | 磁気記録媒体の製造方法 | |
| JPH0451885B2 (enrdf_load_stackoverflow) | ||
| JPS59180829A (ja) | 磁気記憶体 | |
| JPH0315254B2 (enrdf_load_stackoverflow) | ||
| JPS61184725A (ja) | 磁気記録媒体及びその製造方法 | |
| JPS61188734A (ja) | 磁気デイスク | |
| JPS6035332A (ja) | 磁気記憶体 | |
| JPH0450646B2 (enrdf_load_stackoverflow) | ||
| JPH03142708A (ja) | 磁気記録媒体 | |
| JPS60113320A (ja) | 記録体基板およびその製造方法 | |
| JPS6085432A (ja) | 磁気記録体 | |
| JPS6113425A (ja) | 磁気記憶体およびその製造方法 | |
| JPS6085433A (ja) | 磁気記録体 | |
| JPS61199232A (ja) | 磁気記録媒体 | |
| JPS61224121A (ja) | 磁気記録媒体 | |
| JPS61199227A (ja) | 磁気記録媒体 | |
| JPS5885923A (ja) | 磁気記録体 |