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SG10201506370VA - Glass substrate for a magnetic disk and magnetic disk - Google Patents

Glass substrate for a magnetic disk and magnetic disk

Info

Publication number
SG10201506370VA
SG10201506370VA SG10201506370VA SG10201506370VA SG10201506370VA SG 10201506370V A SG10201506370V A SG 10201506370VA SG 10201506370V A SG10201506370V A SG 10201506370VA SG 10201506370V A SG10201506370V A SG 10201506370VA SG 10201506370V A SG10201506370V A SG 10201506370VA
Authority
SG
Singapore
Prior art keywords
magnetic disk
glass substrate
disk
magnetic
glass
Prior art date
Application number
SG10201506370VA
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 SG10201506370VA publication Critical patent/SG10201506370VA/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)
  • 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)
SG10201506370VA 2008-09-30 2009-09-29 Glass substrate for a magnetic disk and magnetic disk SG10201506370VA (en)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
SG10201506370VA true SG10201506370VA (en) 2015-09-29

Family

ID=42073502

Family Applications (2)

Application Number Title Priority Date Filing Date
SG10201506370VA SG10201506370VA (en) 2008-09-30 2009-09-29 Glass substrate for a magnetic disk and magnetic disk
SG2013072772A SG194382A1 (en) 2008-09-30 2009-09-29 Glass substrate for a magnetic disk and magnetic disk

Family Applications After (1)

Application Number Title Priority Date Filing Date
SG2013072772A SG194382A1 (en) 2008-09-30 2009-09-29 Glass substrate for a magnetic disk and magnetic disk

Country Status (6)

Country Link
US (2) US8785010B2 (en)
JP (2) JP5426307B2 (en)
CN (2) CN103151051B (en)
MY (2) MY158962A (en)
SG (2) SG10201506370VA (en)
WO (1) WO2010038741A1 (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010038741A1 (en) * 2008-09-30 2010-04-08 Hoya株式会社 Magnetic disc glass substrate and magnetic disc
US8966939B2 (en) * 2010-03-29 2015-03-03 Hoya Corporation Method for producing glass substrate for information recording medium
JP5752971B2 (en) * 2010-03-31 2015-07-22 Hoya株式会社 Manufacturing method of glass substrate for information recording medium
WO2012001924A1 (en) * 2010-06-29 2012-01-05 コニカミノルタオプト株式会社 Process for producing glass substrate for information-recording medium
JP5940278B2 (en) * 2010-10-27 2016-06-29 花王株式会社 Manufacturing method of glass hard disk substrate
JP5706250B2 (en) * 2011-06-30 2015-04-22 Hoya株式会社 Glass substrate for HDD
JP5067498B1 (en) * 2011-10-13 2012-11-07 旭硝子株式会社 Glass substrate for magnetic recording medium and magnetic recording medium
JP5212530B2 (en) * 2011-10-17 2013-06-19 旭硝子株式会社 GLASS SUBSTRATE FOR MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING MEDIUM USING THE GLASS SUBSTRATE FOR MAGNETIC RECORDING MEDIUM
US9097994B2 (en) * 2012-01-27 2015-08-04 Sematech, Inc. Abrasive-free planarization for EUV mask substrates
JP5925539B2 (en) * 2012-03-16 2016-05-25 ＡｖａｎＳｔｒａｔｅ株式会社 Manufacturing method of glass plate
JP6009225B2 (en) * 2012-05-29 2016-10-19 浜松ホトニクス株式会社 Cutting method of tempered glass sheet
CN104603878B (en) 2012-08-29 2016-10-12 Hoya株式会社 Glass substrate for disc, disk
WO2014049947A1 (en) * 2012-09-27 2014-04-03 Hoya株式会社 Method for inspecting glass substrate for information storage medium, and method for manufacturing glass substrate for information storage medium
CN107256712B (en) 2012-09-28 2020-04-14 Hoya株式会社 Glass substrate for magnetic disk, method for producing same, magnetic disk, and annular glass substrate
WO2014103283A1 (en) * 2012-12-25 2014-07-03 Hoya株式会社 Method for manufacturing glass substrate for information recording medium
WO2014103983A1 (en) * 2012-12-27 2014-07-03 Hoya株式会社 Method for producing glass substrate for information recording medium
WO2014163061A1 (en) * 2013-03-30 2014-10-09 Hoya株式会社 Magnetic disk glass substrate manufacturing method, magnetic disk glass substrate, and magnetic disk manufacturing method
CN104812718B (en) 2013-07-19 2017-03-15 旭硝子株式会社 Chemically reinforced glass
CN107785034B (en) * 2013-12-26 2020-03-27 Hoya株式会社 Magnetic disk substrate, magnetic disk, and magnetic disk drive device
JP6499274B2 (en) 2015-03-31 2019-04-10 Hoya株式会社 Magnetic disk substrate, magnetic disk, and method of 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
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
US11884582B2 (en) 2019-07-31 2024-01-30 Hoya Corporation Method for manufacturing annular glass plate, method for manufacturing glass substrate for magnetic disk, and method for manufacturing magnetic disk
CN111895960B (en) * 2020-08-06 2021-04-20 鞍钢冷轧钢板（莆田）有限公司 Galvanized steel sheet flatness detection marking system and detection marking method

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11258179A (en) * 1998-03-09 1999-09-24 Mitsubishi Chemical Corp Method and apparatus for inspection of magnetic disk as well as manufacture of magnetic disk
US6383404B1 (en) * 1998-08-19 2002-05-07 Hoya Corporation 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
US7611639B2 (en) 2002-10-23 2009-11-03 Hoya Corporation Glass substrate for information recording medium and method for manufacturing same
JP2004199846A (en) * 2002-10-23 2004-07-15 Nippon Sheet Glass Co Ltd Glass substrate for magnetic recording medium, and its manufacturing method
JP4795614B2 (en) 2002-10-23 2011-10-19 Ｈｏｙａ株式会社 Glass substrate for information recording medium and manufacturing method thereof
JP3801568B2 (en) * 2003-02-07 2006-07-26 Ｈｏｙａ株式会社 Manufacturing method of glass substrate for magnetic disk and manufacturing method of magnetic disk
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 (en) 2003-08-08 2011-06-22 花王株式会社 Magnetic disk substrate
JP4209316B2 (en) 2003-12-12 2009-01-14 Ｈｏｙａ株式会社 Manufacturing method of glass substrate for information recording medium
US7891212B2 (en) * 2004-03-25 2011-02-22 Hoya Corporation Magnetic disk glass substrate
EP1586614B1 (en) 2004-04-12 2010-09-15 JSR Corporation Chemical mechanical polishing aqueous dispersion and chemical mechanical polishing method
WO2005123857A1 (en) * 2004-06-22 2005-12-29 Asahi Glass Company, Limited Polishing method for glass substrate, and glass substrate
JP4347146B2 (en) 2004-06-28 2009-10-21 Ｈｏｙａ株式会社 Manufacturing method of glass substrate for magnetic disk and manufacturing method of magnetic disk
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 (en) * 2004-08-06 2006-02-16 Toshiba Corp Magnetic recording medium and magnetic recording and reproducing device
JP2006095676A (en) 2004-08-30 2006-04-13 Showa Denko Kk Magnetic disk substrate, and magnetic disk producing method
WO2006025509A1 (en) 2004-08-30 2006-03-09 Showa Denko K.K. Magnetic disk substrate and production method of magnetic disk
CN1880254A (en) * 2005-06-03 2006-12-20 Hoya株式会社 Method for manufacturing magnetic disk glass substrate and method for manufacturing magnetic disk
JP5467705B2 (en) * 2006-03-24 2014-04-09 Ｈｏｙａ株式会社 Manufacturing method of glass substrate for magnetic disk and manufacturing method of magnetic disk
US20070256703A1 (en) * 2006-05-03 2007-11-08 Asahi Glass Company, Limited Method for removing contaminant from surface of glass substrate
JP2008024499A (en) 2006-07-25 2008-02-07 Kiyoshi Kato Medical chart storage position detection device
CN101542603B (en) * 2006-11-22 2011-08-24 柯尼卡美能达精密光学株式会社 Glass substrate for information recording medium, method for manufacturing glass substrate for information recording medium, and information recording medium
JP4838703B2 (en) * 2006-12-26 2011-12-14 富士電機株式会社 Method for manufacturing disk substrate for magnetic recording medium, disk substrate for magnetic recording medium, method for manufacturing magnetic recording medium, magnetic recording medium, and magnetic recording apparatus
US8033008B2 (en) * 2007-01-17 2011-10-11 Hoya Corporation Method for supporting manufacture of a magnetic disk
JP2008204499A (en) * 2007-02-16 2008-09-04 Konica Minolta Opto Inc Glass substrate for information recording medium and magnetic recording medium
MY163763A (en) * 2007-02-20 2017-10-31 Hoya Corp Magnetic disk substrate, magnetic disk, and magnetic disk device
JP2009123269A (en) * 2007-11-13 2009-06-04 Furukawa Electric Co Ltd:The Glass substrate and magnetic disk apparatus
WO2010038741A1 (en) * 2008-09-30 2010-04-08 Hoya株式会社 Magnetic disc glass substrate and magnetic disc

Also Published As

Publication number Publication date
SG194382A1 (en) 2013-11-29
US20140287269A1 (en) 2014-09-25
US9085486B2 (en) 2015-07-21
CN103151051A (en) 2013-06-12
JP5426307B2 (en) 2014-02-26
CN103151051B (en) 2015-12-09
MY186233A (en) 2021-06-30
JP5426306B2 (en) 2014-02-26
US20110171415A1 (en) 2011-07-14
JP2010108592A (en) 2010-05-13
CN102171756B (en) 2013-08-07
JP2010108591A (en) 2010-05-13
WO2010038741A1 (en) 2010-04-08
CN102171756A (en) 2011-08-31
MY158962A (en) 2016-11-30
US8785010B2 (en) 2014-07-22

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