CN102473426B - 磁盘以及信息记录媒体用玻璃基板的制造方法 - Google Patents

磁盘以及信息记录媒体用玻璃基板的制造方法 Download PDF

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Publication number
CN102473426B
CN102473426B CN201180003205.XA CN201180003205A CN102473426B CN 102473426 B CN102473426 B CN 102473426B CN 201180003205 A CN201180003205 A CN 201180003205A CN 102473426 B CN102473426 B CN 102473426B
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China
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glass
glass substrate
sro
less
bao
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CN102473426A (zh
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中岛哲也
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AGC Inc
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Asahi Glass Co Ltd
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    • 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
    • C03C3/091—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Glass Compositions (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
CN201180003205.XA 2010-04-27 2011-04-13 磁盘以及信息记录媒体用玻璃基板的制造方法 Active CN102473426B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2010-102092 2010-04-27
JP2010102092 2010-04-27
PCT/JP2011/059212 WO2011136027A1 (ja) 2010-04-27 2011-04-13 磁気ディスクおよび情報記録媒体用ガラス基板の製造方法

Publications (2)

Publication Number Publication Date
CN102473426A CN102473426A (zh) 2012-05-23
CN102473426B true CN102473426B (zh) 2015-04-15

Family

ID=44861338

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CN201180003205.XA Active CN102473426B (zh) 2010-04-27 2011-04-13 磁盘以及信息记录媒体用玻璃基板的制造方法

Country Status (6)

Country Link
US (1) US9023421B2 (enExample)
JP (3) JP5056983B2 (enExample)
CN (1) CN102473426B (enExample)
MY (3) MY156178A (enExample)
SG (1) SG178243A1 (enExample)
WO (1) WO2011136027A1 (enExample)

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US9393760B2 (en) 2013-02-28 2016-07-19 Corning Incorporated Laminated glass articles with phase-separated claddings and methods for forming the same
WO2014156798A1 (ja) * 2013-03-29 2014-10-02 Hoya株式会社 情報記録媒体用ガラス基板の製造方法
CN104230164B (zh) * 2013-06-21 2018-06-19 旭硝子株式会社 磁记录介质的制造方法及磁记录介质
EP3033227A2 (en) 2013-08-15 2016-06-22 Corning Incorporated Intermediate to high cte glasses and glass articles comprising the same
CN105764865A (zh) 2013-08-15 2016-07-13 康宁股份有限公司 掺杂有碱金属和不含碱金属的硼铝硅酸盐玻璃
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JP7060915B2 (ja) * 2014-12-12 2022-04-27 日本電気硝子株式会社 無アルカリガラス
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CN108137379A (zh) * 2015-10-02 2018-06-08 旭硝子株式会社 玻璃基板、层叠基板和层叠体
CN108137380B (zh) 2015-10-05 2021-08-03 Ａｇｃ株式会社 数据存储介质基板用玻璃、数据存储介质用玻璃基板以及磁盘
JP6004129B1 (ja) * 2016-01-07 2016-10-05 旭硝子株式会社 磁気記録媒体用ガラス基板、磁気記録媒体
WO2017132837A1 (en) * 2016-02-02 2017-08-10 Schott Glass Technologies (Suzhou) Co. Ltd. Low cte boro-aluminosilicate glass for glass carrier wafers
JP7103219B2 (ja) * 2016-05-27 2022-07-20 Ａｇｃ株式会社 磁気記録媒体用ガラス、磁気記録媒体用ガラス基板および磁気ディスク
US10410883B2 (en) 2016-06-01 2019-09-10 Corning Incorporated Articles and methods of forming vias in substrates
US10134657B2 (en) 2016-06-29 2018-11-20 Corning Incorporated Inorganic wafer having through-holes attached to semiconductor wafer
US10794679B2 (en) 2016-06-29 2020-10-06 Corning Incorporated Method and system for measuring geometric parameters of through holes
KR102610962B1 (ko) * 2016-08-02 2023-12-08 삼성디스플레이 주식회사 유리 기판의 처리 방법
CN106746601B (zh) 2016-12-30 2019-06-04 东旭集团有限公司 用于制备玻璃的组合物、玻璃制品及用途
US11078112B2 (en) 2017-05-25 2021-08-03 Corning Incorporated Silica-containing substrates with vias having an axially variable sidewall taper and methods for forming the same
US10580725B2 (en) 2017-05-25 2020-03-03 Corning Incorporated Articles having vias with geometry attributes and methods for fabricating the same
US12180108B2 (en) 2017-12-19 2024-12-31 Corning Incorporated Methods for etching vias in glass-based articles employing positive charge organic molecules
US11554984B2 (en) 2018-02-22 2023-01-17 Corning Incorporated Alkali-free borosilicate glasses with low post-HF etch roughness
CN116798456A (zh) 2018-08-07 2023-09-22 Hoya株式会社 磁盘用基板以及磁盘
JP7760913B2 (ja) * 2019-04-12 2025-10-28 Ａｇｃ株式会社 ガラス板及びその製造方法
JP7184845B2 (ja) * 2020-05-21 2022-12-06 ショット グラス テクノロジーズ （スゾウ） カンパニー リミテッド ガラスキャリアウェハー用の低ｃｔｅボロアルミノシリケートガラス
KR20240089604A (ko) * 2021-11-10 2024-06-20 니폰 덴키 가라스 가부시키가이샤 무알칼리 유리판

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Also Published As

Publication number Publication date
MY177072A (en) 2020-09-04
US20120141668A1 (en) 2012-06-07
JP2014088320A (ja) 2014-05-15
JP5757350B2 (ja) 2015-07-29
SG178243A1 (en) 2012-03-29
CN102473426A (zh) 2012-05-23
JP5585601B2 (ja) 2014-09-10
MY177073A (en) 2020-09-04
JPWO2011136027A1 (ja) 2013-07-18
US9023421B2 (en) 2015-05-05
MY156178A (en) 2016-01-15
JP5056983B2 (ja) 2012-10-24
WO2011136027A1 (ja) 2011-11-03
JP2012111692A (ja) 2012-06-14

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Patentee before: Asahi Glass Co., Ltd.

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