JPS6379227A - 垂直磁気記録媒体 - Google Patents
垂直磁気記録媒体Info
- Publication number
- JPS6379227A JPS6379227A JP61224214A JP22421486A JPS6379227A JP S6379227 A JPS6379227 A JP S6379227A JP 61224214 A JP61224214 A JP 61224214A JP 22421486 A JP22421486 A JP 22421486A JP S6379227 A JPS6379227 A JP S6379227A
- Authority
- JP
- Japan
- Prior art keywords
- film
- perpendicular magnetic
- iron
- cobalt
- recording medium
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 65
- 239000010941 cobalt Substances 0.000 claims abstract description 33
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 33
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 32
- 229910052742 iron Inorganic materials 0.000 claims abstract description 32
- 230000005415 magnetization Effects 0.000 claims abstract description 26
- 239000000758 substrate Substances 0.000 claims abstract description 26
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 13
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 12
- 239000000956 alloy Substances 0.000 claims abstract description 12
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 9
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 abstract description 17
- 238000000034 method Methods 0.000 abstract description 8
- 238000001755 magnetron sputter deposition Methods 0.000 abstract description 2
- 229920000728 polyester Polymers 0.000 abstract description 2
- 239000010408 film Substances 0.000 description 102
- 229910052751 metal Inorganic materials 0.000 description 30
- 239000002184 metal Substances 0.000 description 30
- 239000010409 thin film Substances 0.000 description 20
- 238000004544 sputter deposition Methods 0.000 description 16
- 239000000654 additive Substances 0.000 description 14
- 230000000996 additive effect Effects 0.000 description 14
- 239000001301 oxygen Substances 0.000 description 14
- 229910052760 oxygen Inorganic materials 0.000 description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 13
- 150000002739 metals Chemical class 0.000 description 10
- 239000011651 chromium Substances 0.000 description 8
- 230000003647 oxidation Effects 0.000 description 8
- 238000007254 oxidation reaction Methods 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 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 5
- 239000002131 composite material Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000007740 vapor deposition Methods 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 238000004125 X-ray microanalysis Methods 0.000 description 2
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical class [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- TUBQDCKAWGHZPF-UHFFFAOYSA-N 1,3-benzothiazol-2-ylsulfanylmethyl thiocyanate Chemical compound C1=CC=C2SC(SCSC#N)=NC2=C1 TUBQDCKAWGHZPF-UHFFFAOYSA-N 0.000 description 1
- 229910001339 C alloy Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 229910002482 Cu–Ni Inorganic materials 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 229910017061 Fe Co Inorganic materials 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000000026 X-ray photoelectron spectrum Methods 0.000 description 1
- QVYYOKWPCQYKEY-UHFFFAOYSA-N [Fe].[Co] Chemical compound [Fe].[Co] QVYYOKWPCQYKEY-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000788 chromium alloy Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010884 ion-beam technique Methods 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910000889 permalloy Inorganic materials 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000000682 scanning probe acoustic microscopy Methods 0.000 description 1
- 229910000702 sendust Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910000687 transition metal group alloy Inorganic materials 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
Landscapes
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Thin Magnetic Films (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61224214A JPS6379227A (ja) | 1986-09-22 | 1986-09-22 | 垂直磁気記録媒体 |
| CA000531065A CA1315612C (en) | 1986-03-18 | 1987-03-03 | Perpendicular magnetic storage medium |
| US07/023,039 US4797330A (en) | 1986-03-18 | 1987-03-06 | Perpendicular magnetic storage medium |
| KR1019870002400A KR930004442B1 (ko) | 1986-03-18 | 1987-03-17 | 수직 자기기록 매체 |
| DE3789980T DE3789980T2 (de) | 1986-03-18 | 1987-03-17 | Magnetisches Speichermedium mit senkrechter Anisotropie. |
| EP87103865A EP0238047B1 (en) | 1986-03-18 | 1987-03-17 | Magnetic storage medium with perpendicular anisotropy |
| CN87101975A CN1009401B (zh) | 1986-03-18 | 1987-03-18 | 正交的磁性存贮介质 |
| US07/260,844 US5034286A (en) | 1986-03-18 | 1988-10-20 | Perpendicular magnetic storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61224214A JPS6379227A (ja) | 1986-09-22 | 1986-09-22 | 垂直磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6379227A true JPS6379227A (ja) | 1988-04-09 |
| JPH0416849B2 JPH0416849B2 (enrdf_load_stackoverflow) | 1992-03-25 |
Family
ID=16810302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61224214A Granted JPS6379227A (ja) | 1986-03-18 | 1986-09-22 | 垂直磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6379227A (enrdf_load_stackoverflow) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6132407A (ja) * | 1984-07-23 | 1986-02-15 | Murata Mfg Co Ltd | 光磁気記録材料の製造方法 |
-
1986
- 1986-09-22 JP JP61224214A patent/JPS6379227A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6132407A (ja) * | 1984-07-23 | 1986-02-15 | Murata Mfg Co Ltd | 光磁気記録材料の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0416849B2 (enrdf_load_stackoverflow) | 1992-03-25 |
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