CN102171756B - 磁盘用玻璃基板及磁盘 - Google Patents

磁盘用玻璃基板及磁盘 Download PDF

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Publication number
CN102171756B
CN102171756B CN200980138347XA CN200980138347A CN102171756B CN 102171756 B CN102171756 B CN 102171756B CN 200980138347X A CN200980138347X A CN 200980138347XA CN 200980138347 A CN200980138347 A CN 200980138347A CN 102171756 B CN102171756 B CN 102171756B
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CN
China
Prior art keywords
glass substrate
magnetic disk
glass
disc
main surface
Prior art date
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CN200980138347XA
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English (en)
Chinese (zh)
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CN102171756A (zh
Inventor
江田伸二
矶野英树
前田高志
土屋弘
丸茂吉典
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoya Corp
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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.)
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Publication date
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Priority to CN201310053742.6A priority Critical patent/CN103151051B/zh
Publication of CN102171756A publication Critical patent/CN102171756A/zh
Application granted granted Critical
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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)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
CN200980138347XA 2008-09-30 2009-09-29 磁盘用玻璃基板及磁盘 Active CN102171756B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310053742.6A CN103151051B (zh) 2008-09-30 2009-09-29 磁盘用玻璃基板及磁盘

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2008254065 2008-09-30
JP2008254787 2008-09-30
JP2008-254787 2008-09-30
JP2008-254065 2008-09-30
PCT/JP2009/066956 WO2010038741A1 (ja) 2008-09-30 2009-09-29 磁気ディスク用ガラス基板及び磁気ディスク

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201310053742.6A Division CN103151051B (zh) 2008-09-30 2009-09-29 磁盘用玻璃基板及磁盘

Publications (2)

Publication Number Publication Date
CN102171756A CN102171756A (zh) 2011-08-31
CN102171756B true CN102171756B (zh) 2013-08-07

Family

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Family Applications (2)

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CN200980138347XA Active CN102171756B (zh) 2008-09-30 2009-09-29 磁盘用玻璃基板及磁盘
CN201310053742.6A Active CN103151051B (zh) 2008-09-30 2009-09-29 磁盘用玻璃基板及磁盘

Family Applications After (1)

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Country Status (6)

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US (2) US8785010B2 (https=)
JP (2) JP5426307B2 (https=)
CN (2) CN102171756B (https=)
MY (3) MY186233A (https=)
SG (2) SG194382A1 (https=)
WO (1) WO2010038741A1 (https=)

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JP5333656B2 (ja) * 2010-03-29 2013-11-06 コニカミノルタ株式会社 情報記録媒体用ガラス基板の製造方法
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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
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JP5706250B2 (ja) * 2011-06-30 2015-04-22 Hoya株式会社 Ｈｄｄ用ガラス基板
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WO2014034251A1 (ja) 2012-08-29 2014-03-06 Hoya株式会社 磁気ディスク用ガラス基板、磁気ディスク
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
US9697860B2 (en) * 2012-09-28 2017-07-04 Hoya Corporation Magnetic-disk glass substrate, magnetic disk and method for manufacturing magnetic-disk glass substrate
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
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
JP5720866B1 (ja) * 2013-07-19 2015-05-20 旭硝子株式会社 化学強化ガラスの製造方法
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
US10319403B2 (en) * 2015-03-31 2019-06-11 Hoya Corporation 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
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US10753882B1 (en) * 2019-04-10 2020-08-25 Griffyn Robotech Private Ltd. Inspection and cosmetic grading through image processing system and method
WO2021020587A1 (ja) * 2019-07-31 2021-02-04 Hoya株式会社 円環形状のガラス板の製造方法、磁気ディスク用ガラス基板の製造方法、磁気ディスクの製造方法、円環形状のガラス板、磁気ディスク用ガラス基板、及び磁気ディスク
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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
JP5426307B2 (ja) 2014-02-26
US20110171415A1 (en) 2011-07-14
SG194382A1 (en) 2013-11-29
WO2010038741A1 (ja) 2010-04-08
US8785010B2 (en) 2014-07-22
CN103151051A (zh) 2013-06-12
MY204568A (en) 2024-09-04
CN102171756A (zh) 2011-08-31
JP2010108592A (ja) 2010-05-13
MY186233A (en) 2021-06-30
JP2010108591A (ja) 2010-05-13
CN103151051B (zh) 2015-12-09
US20140287269A1 (en) 2014-09-25
JP5426306B2 (ja) 2014-02-26
MY158962A (en) 2016-11-30
SG10201506370VA (en) 2015-09-29
US9085486B2 (en) 2015-07-21

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