JP2006120290A5 - - Google Patents

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Publication number
JP2006120290A5
JP2006120290A5 JP2004309848A JP2004309848A JP2006120290A5 JP 2006120290 A5 JP2006120290 A5 JP 2006120290A5 JP 2004309848 A JP2004309848 A JP 2004309848A JP 2004309848 A JP2004309848 A JP 2004309848A JP 2006120290 A5 JP2006120290 A5 JP 2006120290A5
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JP
Japan
Prior art keywords
layer
magnetic recording
recording medium
columnar
intermediate layer
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
Application number
JP2004309848A
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English (en)
Japanese (ja)
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JP2006120290A (ja
JP4021435B2 (ja
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Publication date
Application filed filed Critical
Priority to JP2004309848A priority Critical patent/JP4021435B2/ja
Priority claimed from JP2004309848A external-priority patent/JP4021435B2/ja
Priority to US11/258,532 priority patent/US20060088737A1/en
Publication of JP2006120290A publication Critical patent/JP2006120290A/ja
Publication of JP2006120290A5 publication Critical patent/JP2006120290A5/ja
Application granted granted Critical
Publication of JP4021435B2 publication Critical patent/JP4021435B2/ja
Priority to US12/061,518 priority patent/US20080186627A1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2004309848A 2004-10-25 2004-10-25 垂直磁気記録媒体、その製造方法及び磁気記録再生装置 Expired - Fee Related JP4021435B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2004309848A JP4021435B2 (ja) 2004-10-25 2004-10-25 垂直磁気記録媒体、その製造方法及び磁気記録再生装置
US11/258,532 US20060088737A1 (en) 2004-10-25 2005-10-24 Perpendicular magnetic recording medium with granular structured magnetic recording layer, method for producing the same, and magnetic recording apparatus
US12/061,518 US20080186627A1 (en) 2004-10-25 2008-04-02 Perpendicular magnetic recording medium with granular structured magnetic recording layer, method for producing the same, and magnetic recording apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004309848A JP4021435B2 (ja) 2004-10-25 2004-10-25 垂直磁気記録媒体、その製造方法及び磁気記録再生装置

Publications (3)

Publication Number Publication Date
JP2006120290A JP2006120290A (ja) 2006-05-11
JP2006120290A5 true JP2006120290A5 (enExample) 2006-11-24
JP4021435B2 JP4021435B2 (ja) 2007-12-12

Family

ID=36206533

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004309848A Expired - Fee Related JP4021435B2 (ja) 2004-10-25 2004-10-25 垂直磁気記録媒体、その製造方法及び磁気記録再生装置

Country Status (2)

Country Link
US (2) US20060088737A1 (enExample)
JP (1) JP4021435B2 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7713389B2 (en) * 2005-12-21 2010-05-11 Hitachi Global Storage Technologies Netherlands B.V. Perpendicular magnetic recording disk with ultrathin nucleation film for improved corrosion resistance and method for making the disk
JP2008123626A (ja) 2006-11-14 2008-05-29 Hitachi Global Storage Technologies Netherlands Bv 垂直磁気記録媒体及びこれを用いた磁気記憶装置
US8309239B2 (en) * 2007-03-30 2012-11-13 Wd Media (Singapore) Pte. Ltd. Perpendicular magnetic recording medium and method of manufacturing the same
JP2008276833A (ja) * 2007-04-26 2008-11-13 Hitachi Global Storage Technologies Netherlands Bv 垂直磁気記録媒体およびその製造方法
JP2009059431A (ja) * 2007-08-31 2009-03-19 Showa Denko Kk 磁気記録媒体および磁気記録再生装置
JP2009064501A (ja) * 2007-09-05 2009-03-26 Showa Denko Kk 磁気記録媒体および磁気記録再生装置
JP2009146522A (ja) * 2007-12-14 2009-07-02 Fujitsu Ltd 垂直磁気記録媒体及びその製造方法
US9127365B2 (en) * 2008-02-16 2015-09-08 HGST Netherlands B.V. Generation of multilayer structures in a single sputtering module of a multi-station magnetic recording media fabrication tool
JP2009238274A (ja) * 2008-03-26 2009-10-15 Fujitsu Ltd 磁気記録媒体及び磁気記録装置
JP5519962B2 (ja) * 2008-10-03 2014-06-11 ダブリュディ・メディア・シンガポール・プライベートリミテッド 垂直磁気記録媒体及びその製造方法
JP5250838B2 (ja) * 2009-01-27 2013-07-31 昭和電工株式会社 磁気記録媒体の製造方法及び磁気記録媒体、並びに磁気記録再生装置
JP5360892B2 (ja) 2009-05-24 2013-12-04 ダブリュディ・メディア・シンガポール・プライベートリミテッド 垂直磁気記録媒体の製造方法
JP5448750B2 (ja) 2009-11-26 2014-03-19 エイチジーエスティーネザーランドビーブイ 磁気記録媒体
JP5426409B2 (ja) * 2010-01-18 2014-02-26 富士電機株式会社 垂直磁気記録媒体の製造方法
JP4892073B2 (ja) * 2010-03-30 2012-03-07 株式会社東芝 磁気記録媒体、その製造方法、及び磁気記録再生装置
JP5807944B2 (ja) * 2010-06-22 2015-11-10 ダブリュディ・メディア・シンガポール・プライベートリミテッド 垂直磁気記録媒体の製造方法
DE102011084145A1 (de) * 2011-10-07 2013-04-11 Evonik Degussa Gmbh Verfahren zur Herstellung von hochperformanten und elektrisch stabilen, halbleitenden Metalloxidschichten, nach dem Verfahren hergestellte Schichten und deren Verwendung
US8614862B1 (en) 2012-12-21 2013-12-24 HGST Netherlands B.V. Perpendicular magnetic recording media having a cap layer above a granular layer
JP6150038B2 (ja) * 2013-03-13 2017-06-21 セイコーエプソン株式会社 液体噴射ヘッド、液体噴射装置、圧電素子、超音波トランスデューサー及び超音波デバイス
JP2015130220A (ja) * 2013-12-06 2015-07-16 株式会社東芝 垂直磁気記録媒体および垂直磁気記録媒体の製造方法
CN104700850A (zh) * 2013-12-06 2015-06-10 株式会社东芝 垂直磁记录介质和垂直磁记录介质的制造方法
US20170154647A1 (en) * 2015-11-30 2017-06-01 WD Media, LLC Stacked intermediate layer for perpendicular magnetic recording media
WO2019187226A1 (ja) * 2018-03-28 2019-10-03 Ｊｘ金属株式会社 垂直磁気記録媒体

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5652054A (en) * 1994-07-11 1997-07-29 Kabushiki Kaisha Toshiba Magnetic recording media having a magnetic thin film made of magnetic metals grains and nonmagnetic matrix
US6656613B2 (en) * 2000-09-27 2003-12-02 Seagate Technology Llc Multilayer magnetic recording media with columnar microstructure for improved exchange decoupling
JP2003338019A (ja) * 2002-05-22 2003-11-28 Hitachi Ltd 磁気記録媒体、及びその製造方法
JP4416408B2 (ja) * 2002-08-26 2010-02-17 株式会社日立グローバルストレージテクノロジーズ 垂直磁気記録媒体
US7226674B2 (en) * 2003-02-07 2007-06-05 Hitachi Maxell, Ltd. Magnetic recording medium, method for producing the same, and magnetic recording apparatus
US7169488B2 (en) * 2003-06-03 2007-01-30 Seagate Technology Llc Granular perpendicular media with surface treatment for improved magnetic properties and corrosion resistance
JP2005190552A (ja) * 2003-12-25 2005-07-14 Hitachi Global Storage Technologies Netherlands Bv 磁気記録媒体

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