MY186233A - Glass substrate for a magnetic disk and magnetic disk - Google Patents

Glass substrate for a magnetic disk and magnetic disk

Info

Publication number
MY186233A
MY186233A MYPI2016001503A MYPI2016001503A MY186233A MY 186233 A MY186233 A MY 186233A MY PI2016001503 A MYPI2016001503 A MY PI2016001503A MY PI2016001503 A MYPI2016001503 A MY PI2016001503A MY 186233 A MY186233 A MY 186233A
Authority
MY
Malaysia
Prior art keywords
magnetic disk
glass substrate
substrate
defects
wavelength
Prior art date
Application number
MYPI2016001503A
Other languages
English (en)
Inventor
Shinji Eda
Takashi Maeda
Hideki Isono
Hiroshi Tsuchiya
Yoshinori Marumo
Original Assignee
Hoya Corp
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 Hoya Corp filed Critical Hoya Corp
Publication of MY186233A publication Critical patent/MY186233A/en

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62Record carriers characterised by the selection of the material
    • G11B5/73Base 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
    • G11B5/739Magnetic recording media substrates
    • G11B5/73911Inorganic substrates
    • G11B5/73921Glass or ceramic substrates
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C19/00Surface treatment of glass, not in the form of fibres or filaments, by mechanical means
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C21/00Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
    • C03C21/008Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in solid phase, e.g. using pastes, powders
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C23/00Other surface treatment of glass not in the form of fibres or filaments
    • C03C23/0075Cleaning of glass
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C23/00Other surface treatment of glass not in the form of fibres or filaments
    • C03C23/009Poling glass
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09GPOLISHING COMPOSITIONS; SKI WAXES
    • C09G1/00Polishing compositions
    • C09G1/02Polishing compositions containing abrasives or grinding agents
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/8404Processes or apparatus specially adapted for manufacturing record carriers manufacturing base layers
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2204/00Glasses, glazes or enamels with special properties
    • C03C2204/08Glass having a rough surface
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/8408Processes or apparatus specially adapted for manufacturing record carriers protecting the magnetic layer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Surface Treatment Of Glass (AREA)
  • Magnetic Record Carriers (AREA)
MYPI2016001503A 2008-09-30 2009-09-29 Glass substrate for a magnetic disk and magnetic disk MY186233A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008254787 2008-09-30
JP2008254065 2008-09-30

Publications (1)

Publication Number Publication Date
MY186233A true MY186233A (en) 2021-06-30

Family

ID=42073502

Family Applications (3)

Application Number Title Priority Date Filing Date
MYPI2016001503A MY186233A (en) 2008-09-30 2009-09-29 Glass substrate for a magnetic disk and magnetic disk
MYPI2011001366A MY158962A (en) 2008-09-30 2009-09-29 Glass substrate for a magnetic disk and magnetic disk
MYPI2021003366A MY204568A (en) 2008-09-30 2009-09-29 Magnetic disk glass substrate manufacturing method

Family Applications After (2)

Application Number Title Priority Date Filing Date
MYPI2011001366A MY158962A (en) 2008-09-30 2009-09-29 Glass substrate for a magnetic disk and magnetic disk
MYPI2021003366A MY204568A (en) 2008-09-30 2009-09-29 Magnetic disk glass substrate manufacturing method

Country Status (6)

Country Link
US (2) US8785010B2 (https=)
JP (2) JP5426306B2 (https=)
CN (2) CN103151051B (https=)
MY (3) MY186233A (https=)
SG (2) SG10201506370VA (https=)
WO (1) WO2010038741A1 (https=)

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SG10201506370VA (en) * 2008-09-30 2015-09-29 Hoya Corp Glass substrate for a magnetic disk and magnetic disk
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JP5752971B2 (ja) * 2010-03-31 2015-07-22 Hoya株式会社 情報記録媒体用ガラス基板の製造方法
JP4993046B2 (ja) * 2010-06-29 2012-08-08 コニカミノルタアドバンストレイヤー株式会社 情報記録媒体用ガラス基板の製造方法
JP5940278B2 (ja) * 2010-10-27 2016-06-29 花王株式会社 ガラスハードディスク基板の製造方法
JP5706250B2 (ja) * 2011-06-30 2015-04-22 Hoya株式会社 Hdd用ガラス基板
JP5067498B1 (ja) * 2011-10-13 2012-11-07 旭硝子株式会社 磁気記録媒体用ガラス基板及び磁気記録媒体
JP5212530B2 (ja) * 2011-10-17 2013-06-19 旭硝子株式会社 磁気記録媒体用ガラス基板、及び、該磁気記録媒体用ガラス基板を用いた磁気記録媒体
US9097994B2 (en) * 2012-01-27 2015-08-04 Sematech, Inc. Abrasive-free planarization for EUV mask substrates
JP5925539B2 (ja) * 2012-03-16 2016-05-25 AvanStrate株式会社 ガラス板の製造方法
JP6009225B2 (ja) * 2012-05-29 2016-10-19 浜松ホトニクス株式会社 強化ガラス板の切断方法
CN104603878B (zh) 2012-08-29 2016-10-12 Hoya株式会社 磁盘用玻璃基板、磁盘
WO2014049947A1 (ja) * 2012-09-27 2014-04-03 Hoya株式会社 情報記録媒体用ガラス基板の検査方法、及び情報記録媒体用ガラス基板の製造方法
WO2014050241A1 (ja) * 2012-09-28 2014-04-03 Hoya株式会社 磁気ディスク用ガラス基板、磁気ディスク、磁気ディスク用ガラス基板の製造方法
WO2014103283A1 (ja) * 2012-12-25 2014-07-03 Hoya株式会社 情報記録媒体用ガラス基板の製造方法
WO2014103983A1 (ja) * 2012-12-27 2014-07-03 Hoya株式会社 情報記録媒体用ガラス基板の製造方法
CN105074823B (zh) * 2013-03-30 2018-10-23 Hoya株式会社 磁盘用玻璃基板的制造方法、磁盘用玻璃基板和磁盘的制造方法
CN104736495B (zh) * 2013-07-19 2017-05-24 旭硝子株式会社 化学强化玻璃的制造方法
CN105849806B (zh) * 2013-12-26 2017-11-21 Hoya株式会社 磁盘用基板、磁盘和磁盘驱动装置
JP6499274B2 (ja) 2015-03-31 2019-04-10 Hoya株式会社 磁気ディスク用基板、磁気ディスク、及び、磁気ディスク用基板の製造方法
US10442720B2 (en) * 2015-10-01 2019-10-15 AGC Inc. Method of forming hole in glass substrate by using pulsed laser, and method of producing glass substrate provided with hole
US10043903B2 (en) 2015-12-21 2018-08-07 Samsung Electronics Co., Ltd. Semiconductor devices with source/drain stress liner
US11447661B2 (en) * 2017-12-27 2022-09-20 Kao Corporation Method for producing aluminum platter
US10753882B1 (en) * 2019-04-10 2020-08-25 Griffyn Robotech Private Ltd. Inspection and cosmetic grading through image processing system and method
MY209913A (en) * 2019-07-31 2025-08-12 Hoya Corp Method for manufacturing annular glass plate, method for manufacturing glass substrate for magnetic disk, method for manufacturing magnetic disk, annular glass plate, glass substrate for magnetic disk, and magnetic disk
US12479751B2 (en) * 2020-03-31 2025-11-25 Hoya Corporation Method for producing glass plate, and laminate
CN111895960B (zh) * 2020-08-06 2021-04-20 鞍钢冷轧钢板(莆田)有限公司 一种镀锌钢板平面度检测标记系统及检测标记方法

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Also Published As

Publication number Publication date
JP2010108591A (ja) 2010-05-13
SG10201506370VA (en) 2015-09-29
CN103151051A (zh) 2013-06-12
US20140287269A1 (en) 2014-09-25
MY204568A (en) 2024-09-04
CN102171756B (zh) 2013-08-07
US8785010B2 (en) 2014-07-22
SG194382A1 (en) 2013-11-29
JP5426306B2 (ja) 2014-02-26
WO2010038741A1 (ja) 2010-04-08
US9085486B2 (en) 2015-07-21
US20110171415A1 (en) 2011-07-14
JP2010108592A (ja) 2010-05-13
JP5426307B2 (ja) 2014-02-26
CN103151051B (zh) 2015-12-09
CN102171756A (zh) 2011-08-31
MY158962A (en) 2016-11-30

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