JPS6052919A - 垂直磁気記録体及びその製造方法 - Google Patents
垂直磁気記録体及びその製造方法Info
- Publication number
- JPS6052919A JPS6052919A JP16077683A JP16077683A JPS6052919A JP S6052919 A JPS6052919 A JP S6052919A JP 16077683 A JP16077683 A JP 16077683A JP 16077683 A JP16077683 A JP 16077683A JP S6052919 A JPS6052919 A JP S6052919A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- substrate
- disk
- recording
- film
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 230000035699 permeability Effects 0.000 claims abstract description 26
- 239000000758 substrate Substances 0.000 claims abstract description 23
- 230000005415 magnetization Effects 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 abstract description 8
- 239000000956 alloy Substances 0.000 abstract description 8
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 abstract description 5
- 229910000838 Al alloy Inorganic materials 0.000 abstract description 4
- 229910000684 Cobalt-chrome Inorganic materials 0.000 abstract description 3
- 239000010952 cobalt-chrome Substances 0.000 abstract description 3
- 229920000728 polyester Polymers 0.000 abstract description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 abstract 2
- 229910003271 Ni-Fe Inorganic materials 0.000 abstract 1
- 238000000151 deposition Methods 0.000 abstract 1
- 229910052705 radium Inorganic materials 0.000 abstract 1
- HCWPIIXVSYCSAN-UHFFFAOYSA-N radium atom Chemical compound [Ra] HCWPIIXVSYCSAN-UHFFFAOYSA-N 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 24
- 238000010586 diagram Methods 0.000 description 6
- 238000007740 vapor deposition Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000001552 radio frequency sputter deposition Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000009955 starching Methods 0.000 description 1
Landscapes
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16077683A JPS6052919A (ja) | 1983-09-01 | 1983-09-01 | 垂直磁気記録体及びその製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16077683A JPS6052919A (ja) | 1983-09-01 | 1983-09-01 | 垂直磁気記録体及びその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6052919A true JPS6052919A (ja) | 1985-03-26 |
| JPH0473212B2 JPH0473212B2 (enrdf_load_html_response) | 1992-11-20 |
Family
ID=15722204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16077683A Granted JPS6052919A (ja) | 1983-09-01 | 1983-09-01 | 垂直磁気記録体及びその製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6052919A (enrdf_load_html_response) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6348610A (ja) * | 1986-08-15 | 1988-03-01 | Nec Corp | 磁気記録体 |
| US5176965A (en) * | 1987-10-05 | 1993-01-05 | Digital Equipment Corporation | Magnetic medium for longitudinal recording |
| JPH06342512A (ja) * | 1991-09-30 | 1994-12-13 | Victor Co Of Japan Ltd | 垂直磁気記録媒体及びその製造方法 |
| US5765460A (en) * | 1995-12-18 | 1998-06-16 | Wathieu; Patrick | Paper cutter for variable format |
| WO2006082948A1 (en) * | 2005-02-01 | 2006-08-10 | Tohoku University | Perpendicular magnetic recording media, production process thereof, and perpendicular magnetic recording and reproducing apparatus |
| JP2009230826A (ja) * | 2008-03-25 | 2009-10-08 | Fujifilm Corp | 磁気転写方法及び磁気記録媒体 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5868226A (ja) * | 1981-10-16 | 1983-04-23 | Hitachi Ltd | 磁気記録媒体 |
-
1983
- 1983-09-01 JP JP16077683A patent/JPS6052919A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5868226A (ja) * | 1981-10-16 | 1983-04-23 | Hitachi Ltd | 磁気記録媒体 |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6348610A (ja) * | 1986-08-15 | 1988-03-01 | Nec Corp | 磁気記録体 |
| US5176965A (en) * | 1987-10-05 | 1993-01-05 | Digital Equipment Corporation | Magnetic medium for longitudinal recording |
| US5431969A (en) * | 1987-10-05 | 1995-07-11 | Quantum Corporation | Method of making a magnetic medium for longitudinal recording |
| JPH06342512A (ja) * | 1991-09-30 | 1994-12-13 | Victor Co Of Japan Ltd | 垂直磁気記録媒体及びその製造方法 |
| US5765460A (en) * | 1995-12-18 | 1998-06-16 | Wathieu; Patrick | Paper cutter for variable format |
| WO2006082948A1 (en) * | 2005-02-01 | 2006-08-10 | Tohoku University | Perpendicular magnetic recording media, production process thereof, and perpendicular magnetic recording and reproducing apparatus |
| JP2006244688A (ja) * | 2005-02-01 | 2006-09-14 | Tohoku Univ | 垂直磁気記録媒体及びその製造方法並びに垂直磁気記録再生装置 |
| US7943248B2 (en) | 2005-02-01 | 2011-05-17 | Tohoku University | Perpendicular magnetic recording media, production process thereof, and perpendicular magnetic recording and reproducing apparatus |
| JP2009230826A (ja) * | 2008-03-25 | 2009-10-08 | Fujifilm Corp | 磁気転写方法及び磁気記録媒体 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0473212B2 (enrdf_load_html_response) | 1992-11-20 |
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