SG142215A1 - Method of manufacturing a perpendicular magnetic recording medium, method of manufacturing a substrate for said recording medium, a medium and a substrate manufactured by the methods - Google Patents

Method of manufacturing a perpendicular magnetic recording medium, method of manufacturing a substrate for said recording medium, a medium and a substrate manufactured by the methods

Info

Publication number
SG142215A1
SG142215A1 SG200706207-8A SG2007062078A SG142215A1 SG 142215 A1 SG142215 A1 SG 142215A1 SG 2007062078 A SG2007062078 A SG 2007062078A SG 142215 A1 SG142215 A1 SG 142215A1
Authority
SG
Singapore
Prior art keywords
recording medium
manufacturing
substrate
underlayer
medium
Prior art date
Application number
SG200706207-8A
Other languages
English (en)
Inventor
Sakaguchi Syoji
Nakamura Hiroyuki
Matsuo Hideki
Original Assignee
Fuji Elec Device Tech Co Ltd
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 Fuji Elec Device Tech Co Ltd filed Critical Fuji Elec Device Tech Co Ltd
Publication of SG142215A1 publication Critical patent/SG142215A1/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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/8404—Processes or apparatus specially adapted for manufacturing record carriers manufacturing base layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • B24B19/02—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements
    • B24B19/028—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements for microgrooves or oil spots
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/004—Machines or devices using grinding or polishing belts; Accessories therefor using abrasive rolled strips

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Magnetic Record Carriers (AREA)
SG200706207-8A 2006-10-27 2007-08-24 Method of manufacturing a perpendicular magnetic recording medium, method of manufacturing a substrate for said recording medium, a medium and a substrate manufactured by the methods SG142215A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006292757A JP4665886B2 (ja) 2006-10-27 2006-10-27 垂直磁気記録媒体、垂直磁気記録媒体用基板、および、それらの製造方法

Publications (1)

Publication Number Publication Date
SG142215A1 true SG142215A1 (en) 2008-05-28

Family

ID=39426741

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200706207-8A SG142215A1 (en) 2006-10-27 2007-08-24 Method of manufacturing a perpendicular magnetic recording medium, method of manufacturing a substrate for said recording medium, a medium and a substrate manufactured by the methods

Country Status (4)

Country Link
US (1) US8167685B2 (ja)
JP (1) JP4665886B2 (ja)
MY (1) MY145789A (ja)
SG (1) SG142215A1 (ja)

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JP2010080022A (ja) 2008-09-29 2010-04-08 Showa Denko Kk 垂直磁気記録媒体の製造方法
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US8808459B1 (en) * 2010-09-01 2014-08-19 WD Media, LLC Method for cleaning post-sputter disks using tape and diamond slurry
US8668953B1 (en) * 2010-12-28 2014-03-11 WD Media, LLC Annealing process for electroless coated disks for high temperature applications
JP2013030235A (ja) * 2011-07-27 2013-02-07 Alphana Technology Co Ltd 回転機器および回転機器を製造する方法
MY192572A (en) 2017-03-31 2022-08-29 Hoya Corp Non-magnetic substrate for magnetic disk, and magnetic disk
US11152026B2 (en) * 2017-06-30 2021-10-19 Hoya Corporation Substrate for magnetic disks, and magnetic disk
CN108970434A (zh) * 2018-08-17 2018-12-11 成都天成鑫钻纳米科技股份有限公司 一种纳米金刚石团簇粉碎及分散方法

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JP2005216465A (ja) 2004-02-02 2005-08-11 Fuji Electric Device Technology Co Ltd 記録媒体用ディスク基板、その研磨方法、および、垂直磁気記録媒体の製造方法
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JP4352324B2 (ja) * 2004-06-11 2009-10-28 富士電機デバイステクノロジー株式会社 垂直磁気記録媒体用ディスク基板並びにその基板の製造方法及びその基板を用いた垂直磁気記録媒体
JP2006092719A (ja) 2004-08-27 2006-04-06 Showa Denko Kk 磁気ディスク用基板および磁気ディスクの製造方法
JP2006268984A (ja) * 2005-03-25 2006-10-05 Nihon Micro Coating Co Ltd 垂直磁気記録ディスク及びその製造方法
JP4380577B2 (ja) * 2005-04-07 2009-12-09 富士電機デバイステクノロジー株式会社 垂直磁気記録媒体
TW200717635A (en) * 2005-09-06 2007-05-01 Komatsu Denshi Kinzoku Kk Polishing method for semiconductor wafer

Also Published As

Publication number Publication date
JP2008108396A (ja) 2008-05-08
JP4665886B2 (ja) 2011-04-06
US20080131737A1 (en) 2008-06-05
MY145789A (en) 2012-04-30
US8167685B2 (en) 2012-05-01

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