MY158962A - Glass substrate for a magnetic disk and magnetic disk - Google Patents

Glass substrate for a magnetic disk and magnetic disk

Info

Publication number
MY158962A
MY158962A MYPI2011001366A MYPI2011001366A MY158962A MY 158962 A MY158962 A MY 158962A MY PI2011001366 A MYPI2011001366 A MY PI2011001366A MY PI2011001366 A MYPI2011001366 A MY PI2011001366A MY 158962 A MY158962 A MY 158962A
Authority
MY
Malaysia
Prior art keywords
magnetic disk
glass substrate
substrate
defects
wavelength
Prior art date
Application number
MYPI2011001366A
Other languages
English (en)
Inventor
Shinji Eda
Hideki Isono
Takashi Maeda
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 MY158962A publication Critical patent/MY158962A/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
    • G11B5/73—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
    • G11B5/73921—Glass or ceramic substrates
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C19/00—Surface treatment of glass, not in the form of fibres or filaments, by mechanical means
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
    • C03C21/008—Treatment 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
    • C03C23/0075—Cleaning of glass
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
    • C03C23/009—Poling glass
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09G—POLISHING COMPOSITIONS; SKI WAXES
    • C09G1/00—Polishing compositions
    • C09G1/02—Polishing compositions containing abrasives or grinding agents
    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C2204/00—Glasses, glazes or enamels with special properties
    • C03C2204/08—Glass having a rough surface
    • 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
    • G11B5/8408—Processes or apparatus specially adapted for manufacturing record carriers protecting the magnetic layer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (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)
MYPI2011001366A 2008-09-30 2009-09-29 Glass substrate for a magnetic disk and magnetic disk MY158962A (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
MY158962A true MY158962A (en) 2016-11-30

Family

ID=42073502

Family Applications (3)

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
MYPI2016001503A MY186233A (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
MYPI2016001503A MY186233A (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 (enExample)
JP (2) JP5426306B2 (enExample)
CN (2) CN103151051B (enExample)
MY (3) MY158962A (enExample)
SG (2) SG194382A1 (enExample)
WO (1) WO2010038741A1 (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG194382A1 (en) * 2008-09-30 2013-11-29 Hoya Corp Glass substrate for a magnetic disk and magnetic disk
WO2011121903A1 (ja) * 2010-03-29 2011-10-06 コニカミノルタオプト株式会社 情報記録媒体用ガラス基板の製造方法
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
US8585463B2 (en) 2010-06-29 2013-11-19 Konica Minolta Advanced Layers, Inc. Process for producing glass substrate for information recording medium
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
US9564166B2 (en) * 2012-08-29 2017-02-07 Hoya Corporation Magnetic-disk glass substrate and magnetic disk
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
CN107256712B (zh) * 2012-09-28 2020-04-14 Hoya株式会社 磁盘用玻璃基板及其制造方法、磁盘、圆环状的玻璃基板
JPWO2014103283A1 (ja) * 2012-12-25 2017-01-12 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
JP6298448B2 (ja) * 2013-03-30 2018-03-20 Hoya株式会社 磁気ディスク用ガラス基板の製造方法、磁気ディスク用ガラス基板、及び磁気ディスクの製造方法
CN105669050B (zh) * 2013-07-19 2018-04-17 旭硝子株式会社 化学强化玻璃
SG10201702021UA (en) * 2013-12-26 2017-05-30 Hoya Corp Magnetic-disk substrate, magnetic disk, and magnetic-disk drive device
SG10201912466TA (en) * 2015-03-31 2020-02-27 Hoya Corp Magnetic-disk substrate, magnetic disk, and method for manufacturing magnetic-disk substrate
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
JP6894535B2 (ja) * 2017-12-27 2021-06-30 花王株式会社 アルミニウム製プラッタの製造方法
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
WO2021200512A1 (ja) * 2020-03-31 2021-10-07 Hoya株式会社 中間体ガラス板の製造方法、磁気ディスク用ガラス板の製造方法、および中間体ガラス板の積層体
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

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11258179A (ja) * 1998-03-09 1999-09-24 Mitsubishi Chemical Corp 磁気ディスクの検査方法、製造方法及び検査装置
SG84541A1 (en) * 1998-08-19 2001-11-20 Hoya Corp Glass substrate for magnetic recording medium, magnetic recording medium, and method of manufacturing the same
US6800859B1 (en) * 1998-12-28 2004-10-05 Hitachi, Ltd. Method and equipment for detecting pattern defect
US20010049031A1 (en) * 1999-03-04 2001-12-06 Christopher H. Bajorek Glass substrate for magnetic media and method of making the same
US6617603B2 (en) * 2001-03-06 2003-09-09 Hitachi Electronics Engineering Co., Ltd. Surface defect tester
US20030077983A1 (en) 2001-10-12 2003-04-24 International Business Machines Corporation Cleaning polish etch composition and process for a superfinished surface of a substrate
US7010939B2 (en) 2002-06-05 2006-03-14 Hoya Corporation Glass substrate for data recording medium and manufacturing method thereof
JP2004199846A (ja) * 2002-10-23 2004-07-15 Nippon Sheet Glass Co Ltd 磁気記録媒体用ガラス基板及びその製造方法
JP4795614B2 (ja) 2002-10-23 2011-10-19 Ｈｏｙａ株式会社 情報記録媒体用ガラス基板及びその製造方法
WO2004042709A1 (ja) * 2002-10-23 2004-05-21 Hoya Corporation 情報記録媒体用ガラス基板及びその製造方法
JP3801568B2 (ja) * 2003-02-07 2006-07-26 Ｈｏｙａ株式会社 磁気ディスク用ガラス基板の製造方法及び磁気ディスクの製造方法
US7255943B2 (en) * 2003-05-14 2007-08-14 Hoya Corporation Glass substrate for a magnetic disk, magnetic disk, and methods of producing the glass substrate and the magnetic disk
JP4707311B2 (ja) 2003-08-08 2011-06-22 花王株式会社 磁気ディスク用基板
JP4209316B2 (ja) 2003-12-12 2009-01-14 Ｈｏｙａ株式会社 情報記録媒体用ガラス基板の製造方法
US7891212B2 (en) * 2004-03-25 2011-02-22 Hoya Corporation Magnetic disk glass substrate
DE602005023557D1 (de) 2004-04-12 2010-10-28 Jsr Corp Wässrige Dispersion zum chemisch-mechanischen Polieren und chemisch-mechanisches Polierverfahren
WO2005123857A1 (en) 2004-06-22 2005-12-29 Asahi Glass Company, Limited Polishing method for glass substrate, and glass substrate
JP4347146B2 (ja) 2004-06-28 2009-10-21 Ｈｏｙａ株式会社 磁気ディスク用ガラス基板の製造方法及び磁気ディスクの製造方法
US20060018052A1 (en) * 2004-07-23 2006-01-26 Konica Minolta Opto, Inc. Information recording medium glass substrate, information recording medium, information recording apparatus and manufacturing method of information recording medium glass substrate
JP2006048863A (ja) * 2004-08-06 2006-02-16 Toshiba Corp 磁気記録媒体及び磁気記録再生装置
JP2006095676A (ja) 2004-08-30 2006-04-13 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
US20070254562A1 (en) 2004-08-30 2007-11-01 Showa Denko K.K. Magnetic Disk Substrate and Production Method of Magnetic Disk
US20070003796A1 (en) * 2005-06-03 2007-01-04 Hoya Corporation Method for manufacturing magnetic disk glass substrate and method for manufacturing magnetic disk
JP5467706B2 (ja) * 2006-03-24 2014-04-09 Ｈｏｙａ株式会社 磁気ディスク用ガラス基板の製造方法及び磁気ディスクの製造方法
US20070256703A1 (en) * 2006-05-03 2007-11-08 Asahi Glass Company, Limited Method for removing contaminant from surface of glass substrate
JP2008024499A (ja) 2006-07-25 2008-02-07 Kiyoshi Kato カルテの収納位置検出装置
WO2008062656A1 (en) * 2006-11-22 2008-05-29 Konica Minolta Opto, Inc. Glass substrate for information recording medium, method for manufacturing glass substrate for information recording medium, and information recording medium
JP4838703B2 (ja) * 2006-12-26 2011-12-14 富士電機株式会社 磁気記録媒体用ディスク基板の製造方法、磁気記録媒体用ディスク基板、磁気記録媒体の製造方法、磁気記録媒体、及び磁気記録装置
US8033008B2 (en) * 2007-01-17 2011-10-11 Hoya Corporation Method for supporting manufacture of a magnetic disk
JP2008204499A (ja) * 2007-02-16 2008-09-04 Konica Minolta Opto Inc 情報記録媒体用ガラス基板及び磁気記録媒体
SG10201501752PA (en) * 2007-02-20 2015-05-28 Hoya Corp Magnetic disc substrate, magnetic disc, and magnetic disc device
JP2009123269A (ja) * 2007-11-13 2009-06-04 Furukawa Electric Co Ltd:The ガラス基板および磁気ディスク装置
SG194382A1 (en) * 2008-09-30 2013-11-29 Hoya Corp Glass substrate for a magnetic disk and magnetic disk

Also Published As

Publication number Publication date
CN102171756A (zh) 2011-08-31
US8785010B2 (en) 2014-07-22
SG194382A1 (en) 2013-11-29
JP2010108592A (ja) 2010-05-13
WO2010038741A1 (ja) 2010-04-08
CN103151051A (zh) 2013-06-12
CN102171756B (zh) 2013-08-07
JP5426307B2 (ja) 2014-02-26
US9085486B2 (en) 2015-07-21
SG10201506370VA (en) 2015-09-29
MY204568A (en) 2024-09-04
MY186233A (en) 2021-06-30
JP2010108591A (ja) 2010-05-13
JP5426306B2 (ja) 2014-02-26
US20110171415A1 (en) 2011-07-14
US20140287269A1 (en) 2014-09-25
CN103151051B (zh) 2015-12-09

Similar Documents

Publication Publication Date Title
MY158962A (en) Glass substrate for a magnetic disk and magnetic disk
JP2010108592A5 (enExample)
Geiss et al. Photonic crystals in lithium niobate by combining focussed ion beam writing and ion‐beam enhanced etching
MY153605A (en) Substrate for magnetic disk and magnetic disk
WO2008106015A3 (en) A method for quantifying defects in a transparent substrate
TW200732619A (en) Method and apparatus for measuring interfacial positions, method and apparatus for measuring layer thickness, and method and apparatus for manufacturing optical discs
TW201534987A (zh) 用於顯示器照明之雷射特徵玻璃
SG179136A1 (en) Glass substrate for information recording medium, information recording medium and method of manufacturing glass substrate for information recording medium
FR2955654A1 (fr) Systeme et procede d'evaluation de deformations inhomogenes dans des plaques multicouches
CN101435997B (zh) 光刻套刻精度的测试图形及测量方法
Lee et al. Near‐Ultraviolet Structural Colors Generated by Aluminum Nanodisk Array for Bright Image Printing
Chauhan et al. Near‐Field Optical Excitations in Silicon Subwavelength Light Funnel Arrays for Broadband Absorption of the Solar Radiation
US7666508B2 (en) Glass article having a laser melted surface
US20120013890A1 (en) Pattern inspection device of substrate surface and pattern inspection method of the same
SG160307A1 (en) Magnetic disk substrate and magnetic disk
Gallais et al. Analysis of material modifications induced during laser damage in SiO2 thin films
Yoshino et al. Nanosurface fabrication of hard brittle materials by structured tool imprinting
CN105891548A (zh) 基于离子溅射技术的纳米尺度光学亚表面损伤检测方法
Ross et al. Polishing characteristics of Nd: YAG ceramics with various Nd-dopant concentrations
Stenmark et al. Photoemission electron microscopy to characterize slow light in a photonic crystal line defect
CN112296511B (zh) 宝石的微缩标识加工、读取、检测方法及加工装置
Huang et al. Theoretical and experimental investigation of the near field under ordered silica spheres on substrate
Mansuripur et al. Plasmonic oOptical data storage
Wei et al. Effects of CO2 laser conditioning of the antireflection Y2O3/SiO2 coatings at 351 nm
CN100570326C (zh) 高密度光栅偏振相关自成像的探测方法和装置