TWI397066B - 硬碟磁盤及其垂直記錄系統、硬碟機 - Google Patents
硬碟磁盤及其垂直記錄系統、硬碟機 Download PDFInfo
- Publication number
- TWI397066B TWI397066B TW094103780A TW94103780A TWI397066B TW I397066 B TWI397066 B TW I397066B TW 094103780 A TW094103780 A TW 094103780A TW 94103780 A TW94103780 A TW 94103780A TW I397066 B TWI397066 B TW I397066B
- Authority
- TW
- Taiwan
- Prior art keywords
- hard disk
- layer
- substrate
- magnetic layer
- vitreous
- Prior art date
Links
- 239000005300 metallic glass Substances 0.000 title claims description 7
- 239000010410 layer Substances 0.000 claims description 99
- 229910052751 metal Inorganic materials 0.000 claims description 75
- 239000002184 metal Substances 0.000 claims description 75
- 239000000758 substrate Substances 0.000 claims description 73
- 239000011521 glass Substances 0.000 claims description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 239000010936 titanium Substances 0.000 claims description 5
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 4
- 238000005229 chemical vapour deposition Methods 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 229910052726 zirconium Inorganic materials 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 claims description 3
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 239000010955 niobium Substances 0.000 claims description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 239000002356 single layer Substances 0.000 claims 1
- 229910052715 tantalum Inorganic materials 0.000 claims 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims 1
- 229910000838 Al alloy Inorganic materials 0.000 description 20
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000013500 data storage Methods 0.000 description 5
- 229910001338 liquidmetal Inorganic materials 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000000151 deposition Methods 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229910004230 SiNix Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 229910001093 Zr alloy Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 238000003466 welding Methods 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
- G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
- G11B5/739—Magnetic recording media substrates
- G11B5/73911—Inorganic substrates
- G11B5/73917—Metallic substrates, i.e. elemental metal or metal alloy substrates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12229—Intermediate article [e.g., blank, etc.]
- Y10T428/12236—Panel having nonrectangular perimeter
- Y10T428/12243—Disk
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12465—All metal or with adjacent metals having magnetic properties, or preformed fiber orientation coordinate with shape
Landscapes
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Magnetic Record Carriers (AREA)
- Studio Devices (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55580604P | 2004-03-24 | 2004-03-24 | |
| US10/866,326 US8465853B2 (en) | 2004-03-24 | 2004-06-09 | Glassy metal disk |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200532668A TW200532668A (en) | 2005-10-01 |
| TWI397066B true TWI397066B (zh) | 2013-05-21 |
Family
ID=34915724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW094103780A TWI397066B (zh) | 2004-03-24 | 2005-02-04 | 硬碟磁盤及其垂直記錄系統、硬碟機 |
Country Status (5)
| Country | Link |
|---|---|
| US (3) | US8465853B2 (enExample) |
| EP (1) | EP1585113A1 (enExample) |
| JP (1) | JP4384069B2 (enExample) |
| CN (1) | CN1674097B (enExample) |
| TW (1) | TWI397066B (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5067835B2 (ja) * | 2006-11-24 | 2012-11-07 | 国立大学法人群馬大学 | 磁気記録媒体の製造方法 |
| JP5267884B2 (ja) | 2007-09-18 | 2013-08-21 | 独立行政法人科学技術振興機構 | 金属ガラス及びそれを用いた磁気記録媒体並びにその製造方法 |
| MY181024A (en) * | 2015-05-28 | 2020-12-16 | Uacj Corp | Aluminum alloy substrate for magnetic discs and manufacturing method therefor, as well as magnetic disc using said aluminum alloy substrate for magnetic disc |
| US10068609B1 (en) | 2017-02-23 | 2018-09-04 | Marvell International Ltd. | Variable frequency write pattern generation |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6467713A (en) * | 1987-09-09 | 1989-03-14 | Ricoh Kk | Magnetic recording medium |
| US5466524A (en) * | 1992-05-07 | 1995-11-14 | Kabushiki Kaisha Kobe Seiko Sho | Barium hexaferrite-silicon nitride-carbon magnetic recording medium |
| US5916656A (en) * | 1994-12-28 | 1999-06-29 | Hoya Corporation | Sheet glass flattening method, method of manufacturing an information recording glass substrate using flattened glass, method of manufacturing a magnetic disk using glass substrate, and magnetic recording medium |
| TW397769B (en) * | 1997-04-30 | 2000-07-11 | Teijin Ltd | Lowly electrifiable composite polyester film |
| WO2000074207A1 (en) * | 1999-05-27 | 2000-12-07 | Halo Data Devices, Inc. | Thin film electric motors and method of manufacture |
| US20020194468A1 (en) * | 2001-06-18 | 2002-12-19 | Betts-Lacroix Jonathan | Modular computing system |
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| US4365005A (en) * | 1978-10-13 | 1982-12-21 | Massachusetts Institute Of Technology | Method of forming a laminated ribbon structure and a ribbon structure formed thereby |
| JPS59127226A (ja) | 1983-01-10 | 1984-07-23 | Hitachi Maxell Ltd | 磁気記録媒体 |
| DE3365839D1 (en) * | 1983-05-27 | 1986-10-09 | Ibm Deutschland | Composite magnetic disk |
| JPS6035333A (ja) * | 1983-08-08 | 1985-02-23 | Kao Corp | 磁気ディスク用基板 |
| FR2559295B1 (fr) * | 1984-02-03 | 1987-01-16 | Commissariat Energie Atomique | Nouveau support pour disque magnetique d'enregistrement et son procede de fabrication |
| JPS61214110A (ja) * | 1985-03-20 | 1986-09-24 | Hitachi Maxell Ltd | 磁気ヘツド |
| JPH01243225A (ja) | 1988-03-24 | 1989-09-27 | Ricoh Co Ltd | 磁気記録媒体 |
| US5216631A (en) * | 1990-11-02 | 1993-06-01 | Sliwa Jr John W | Microvibratory memory device |
| JP2834392B2 (ja) * | 1993-06-23 | 1998-12-09 | ストアメディア インコーポレーテッド | 金属薄膜型磁気記録媒体とその製造方法 |
| US5486223A (en) * | 1994-01-19 | 1996-01-23 | Alyn Corporation | Metal matrix compositions and method of manufacture thereof |
| US5626943A (en) * | 1994-06-02 | 1997-05-06 | The Carborundum Company | Ultra-smooth ceramic substrates and magnetic data storage media prepared therefrom |
| US5780164A (en) * | 1994-12-12 | 1998-07-14 | The Dow Chemical Company | Computer disk substrate, the process for making same, and the material made therefrom |
| US6014296A (en) * | 1995-07-24 | 2000-01-11 | Kabushiki Kaisha Toshiba | Magnetic disk, method of manufacturing magnetic disk and magnetic recording apparatus |
| US6084849A (en) * | 1996-05-20 | 2000-07-04 | International Business Machines Corporation | Shape memory alloy recording medium, storage devices based thereon, and method for using these storage devices |
| US6169354B1 (en) * | 1996-05-24 | 2001-01-02 | Halo Data Devices, Inc. | Thin film electric motors |
| US5895696A (en) * | 1996-07-01 | 1999-04-20 | Alyn Corporation | Metal-clad ceramic-metal matrix composites for magnetic disk substrates for hard disk drives |
| US6022609A (en) * | 1996-10-02 | 2000-02-08 | Seagate Technology, Inc. | Magnetic recording medium with substantially uniform sub-micron-scale morphology |
| WO1998058367A1 (en) | 1997-06-18 | 1998-12-23 | The Dow Chemical Company | A multilayer hard drive disk and method to produce same |
| US6030681A (en) * | 1997-07-10 | 2000-02-29 | Raychem Corporation | Magnetic disk comprising a substrate with a cermet layer on a porcelain |
| EP0899798A3 (en) * | 1997-08-28 | 2000-01-12 | Alps Electric Co., Ltd. | Magneto-impedance element, and magnetic head, thin film magnetic head, azimuth sensor and autocanceler using the same |
| US5968627A (en) * | 1998-01-15 | 1999-10-19 | Flextor, Inc. | Metal foil disk for high areal density recording in environments of high mechanical shock |
| US6432583B1 (en) * | 1998-07-31 | 2002-08-13 | Mitsui Mining Co., Ltd. | Anode material for lithium secondary battery, process for production thereof, and lithium secondary battery |
| US6544667B1 (en) * | 1999-03-11 | 2003-04-08 | Hitachi, Ltd. | Magnetic recording medium, producing method of the same and magnetic recording system |
| SG83784A1 (en) * | 1999-03-31 | 2001-10-16 | Hoya Corp | Glass substrate for magnetic recording medium, magnetic recording medium, and method of manufacturing the same |
| US6054786A (en) * | 1999-05-27 | 2000-04-25 | Halo Data Devices, Inc. | Method and system for providing a spherical bearing in a thin film reluctance motor |
| US6205052B1 (en) * | 1999-10-21 | 2001-03-20 | Motorola, Inc. | Magnetic element with improved field response and fabricating method thereof |
| US6432563B1 (en) * | 2000-04-03 | 2002-08-13 | Carnegie Mellon University | Zinc enhanced hard disk media |
| US6838188B1 (en) * | 2000-05-30 | 2005-01-04 | Maxtor Corporation | Magnetic recording medium having ternary or quaternary alloy seedlayer |
| JP2002037866A (ja) * | 2000-07-25 | 2002-02-06 | Fuji Electric Co Ltd | 熱可塑性ノルボルネン系樹脂の乾燥方法、この樹脂を使用した磁気記録媒体用基板およびこの基板を用いた磁気記録媒体、並びにこの磁気記録媒体の製造方法 |
| JP3665261B2 (ja) * | 2000-09-01 | 2005-06-29 | 株式会社日立製作所 | 垂直磁気記録媒体および磁気記憶装置 |
| US6727010B2 (en) * | 2000-12-27 | 2004-04-27 | Showa Denko Kabushiki Kaisha | Magnetic recording medium, production process thereof, magnetic recording and reproducing apparatus, and medium substrate |
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| US20040038082A1 (en) * | 2002-08-26 | 2004-02-26 | Toshihiro Tsumori | Substrate for perpendicular magnetic recording hard disk medium and method for producing the same |
| JP2004095031A (ja) * | 2002-08-30 | 2004-03-25 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
| US6872478B2 (en) * | 2003-06-26 | 2005-03-29 | Hitachi Global Storage Technologies Netherlands, B.V. | Magnetic thin film media with a pre-seed layer of CrTiAl |
-
2004
- 2004-06-09 US US10/866,326 patent/US8465853B2/en not_active Expired - Fee Related
-
2005
- 2005-02-04 TW TW094103780A patent/TWI397066B/zh not_active IP Right Cessation
- 2005-02-23 CN CN2005100088155A patent/CN1674097B/zh not_active Expired - Fee Related
- 2005-02-25 JP JP2005052133A patent/JP4384069B2/ja not_active Expired - Fee Related
- 2005-02-25 EP EP05004127A patent/EP1585113A1/en not_active Withdrawn
-
2007
- 2007-05-08 US US11/801,058 patent/US7585542B2/en not_active Expired - Fee Related
- 2007-05-09 US US11/801,398 patent/US20070214469A1/en not_active Abandoned
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6467713A (en) * | 1987-09-09 | 1989-03-14 | Ricoh Kk | Magnetic recording medium |
| US5466524A (en) * | 1992-05-07 | 1995-11-14 | Kabushiki Kaisha Kobe Seiko Sho | Barium hexaferrite-silicon nitride-carbon magnetic recording medium |
| US5916656A (en) * | 1994-12-28 | 1999-06-29 | Hoya Corporation | Sheet glass flattening method, method of manufacturing an information recording glass substrate using flattened glass, method of manufacturing a magnetic disk using glass substrate, and magnetic recording medium |
| TW397769B (en) * | 1997-04-30 | 2000-07-11 | Teijin Ltd | Lowly electrifiable composite polyester film |
| WO2000074207A1 (en) * | 1999-05-27 | 2000-12-07 | Halo Data Devices, Inc. | Thin film electric motors and method of manufacture |
| US20020194468A1 (en) * | 2001-06-18 | 2002-12-19 | Betts-Lacroix Jonathan | Modular computing system |
Non-Patent Citations (1)
| Title |
|---|
| L.A.FRENCH ET AL.: "A metallic glass surface acoustic wave device" IEEE ULTRASONICS SYMPOSIUM PROCEEDINGS, vol. 1, 2002, pages 127-130, XP002327332 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US8465853B2 (en) | 2013-06-18 |
| JP4384069B2 (ja) | 2009-12-16 |
| EP1585113A1 (en) | 2005-10-12 |
| CN1674097A (zh) | 2005-09-28 |
| CN1674097B (zh) | 2011-08-24 |
| US20070214469A1 (en) | 2007-09-13 |
| US20070212497A1 (en) | 2007-09-13 |
| TW200532668A (en) | 2005-10-01 |
| US20050214561A1 (en) | 2005-09-29 |
| US7585542B2 (en) | 2009-09-08 |
| JP2005276419A (ja) | 2005-10-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |