SG137666A1 - Perpendicular magnetic recording medium, method for manufacturing the same, and magnetic recording/reproducing apparatus - Google Patents

Perpendicular magnetic recording medium, method for manufacturing the same, and magnetic recording/reproducing apparatus

Info

Publication number
SG137666A1
SG137666A1 SG200401340-5A SG2004013405A SG137666A1 SG 137666 A1 SG137666 A1 SG 137666A1 SG 2004013405 A SG2004013405 A SG 2004013405A SG 137666 A1 SG137666 A1 SG 137666A1
Authority
SG
Singapore
Prior art keywords
magnetic recording
manufacturing
same
reproducing apparatus
recording medium
Prior art date
Application number
SG200401340-5A
Other languages
English (en)
Inventor
Tomoyuki Maeda
Takashi Hikosaka
Futoshi Nakamura
Takeshi Iwasaki
Hiroshi Sakai
Kenji Shimizu
Akira Sakawaki
Original Assignee
Toshiba Kk
Showa Denko Kk
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toshiba Kk, Showa Denko Kk filed Critical Toshiba Kk
Publication of SG137666A1 publication Critical patent/SG137666A1/en

Links

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
    • G11B5/653—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing Fe or Ni
SG200401340-5A 2003-03-31 2004-03-03 Perpendicular magnetic recording medium, method for manufacturing the same, and magnetic recording/reproducing apparatus SG137666A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003097317A JP3725132B2 (ja) 2003-03-31 2003-03-31 垂直磁気記録媒体、及びこれを用いた磁気記録再生装置

Publications (1)

Publication Number Publication Date
SG137666A1 true SG137666A1 (en) 2007-12-28

Family

ID=33409135

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200401340-5A SG137666A1 (en) 2003-03-31 2004-03-03 Perpendicular magnetic recording medium, method for manufacturing the same, and magnetic recording/reproducing apparatus

Country Status (4)

Country Link
US (1) US7289298B2 (ja)
JP (1) JP3725132B2 (ja)
CN (1) CN1275232C (ja)
SG (1) SG137666A1 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7534507B2 (en) * 2004-10-25 2009-05-19 Hitachi Global Storage Technologies Netherlands B.V. Perpendicular magnetic recording medium for high density magnetic recording and manufacturing of the same
JP4327710B2 (ja) * 2004-12-27 2009-09-09 株式会社東芝 垂直磁気記録媒体及び磁気記録再生装置
WO2006077549A1 (en) * 2005-01-24 2006-07-27 Nxp B.V. Magnetic rom information carrier with additional stabilizing layer
US7632580B2 (en) * 2005-06-06 2009-12-15 Hitachi Global Storage Technologies Netherlands, B.V. Perpendicular magnetic recording medium having an interlayer of a non-magnetic nickel alloy
US20070017803A1 (en) * 2005-07-22 2007-01-25 Heraeus, Inc. Enhanced sputter target manufacturing method
JPWO2008038664A1 (ja) 2006-09-29 2010-01-28 Hoya株式会社 磁気記録媒体
JP5561766B2 (ja) 2010-02-04 2014-07-30 昭和電工株式会社 熱アシスト磁気記録媒体及び磁気記憶装置
US8945732B1 (en) * 2010-08-05 2015-02-03 WD Media, LLC Dual-magnetic layer high anisotropy media with orientation initialization layer
US9685184B1 (en) 2014-09-25 2017-06-20 WD Media, LLC NiFeX-based seed layer for magnetic recording media
JP7283273B2 (ja) * 2019-07-01 2023-05-30 株式会社レゾナック 磁気記録媒体およびその製造方法ならびに磁気記録再生装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6183893B1 (en) * 1998-04-06 2001-02-06 Hitachi, Ltd. Perpendicular magnetic recording medium and magnetic storage apparatus using the same
US20020048693A1 (en) * 2000-09-01 2002-04-25 Kiwamu Tanahashi Perpendicular magnetic recording media and magnetic storage apparatus using the same
US20020086187A1 (en) * 2001-01-03 2002-07-04 Samsung Electronics Co., Ltd. Perpendicular magnetic recording medium

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0594614A (ja) 1991-09-30 1993-04-16 Nec Corp 磁気記録媒体およびその製造方法
USRE38544E1 (en) * 1994-01-28 2004-07-06 Komag, Inc. Thin film magnetic alloy having low noise, high coercivity and high squareness
JPH0850715A (ja) * 1994-01-28 1996-02-20 Komag Inc 低ノイズ，高い保磁力および優れた方形度を有する磁気記録媒体および磁気記録媒体形成方法
JP3655157B2 (ja) 1998-12-28 2005-06-02 株式会社東芝 磁気記録装置、磁気記録媒体およびその製造方法
JP2001015337A (ja) 1999-07-02 2001-01-19 Sumitomo Special Metals Co Ltd 軟磁性材料とその製造方法
JP2001076329A (ja) 1999-09-07 2001-03-23 Fuji Electric Co Ltd 磁気記録媒体およびその製造方法
US7186471B2 (en) * 2002-02-28 2007-03-06 Seagate Technology Llc Chemically ordered, cobalt-three platinum alloys for magnetic recording

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6183893B1 (en) * 1998-04-06 2001-02-06 Hitachi, Ltd. Perpendicular magnetic recording medium and magnetic storage apparatus using the same
US20020048693A1 (en) * 2000-09-01 2002-04-25 Kiwamu Tanahashi Perpendicular magnetic recording media and magnetic storage apparatus using the same
US20020086187A1 (en) * 2001-01-03 2002-07-04 Samsung Electronics Co., Ltd. Perpendicular magnetic recording medium

Also Published As

Publication number Publication date
US20040229083A1 (en) 2004-11-18
US7289298B2 (en) 2007-10-30
CN1538392A (zh) 2004-10-20
JP2004303376A (ja) 2004-10-28
CN1275232C (zh) 2006-09-13
JP3725132B2 (ja) 2005-12-07

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