SG80645A1 - Glass-ceramic substrate for an information storage medium and a method for manufacturing the same - Google Patents

Glass-ceramic substrate for an information storage medium and a method for manufacturing the same

Info

Publication number
SG80645A1
SG80645A1 SG9904410A SG1999004410A SG80645A1 SG 80645 A1 SG80645 A1 SG 80645A1 SG 9904410 A SG9904410 A SG 9904410A SG 1999004410 A SG1999004410 A SG 1999004410A SG 80645 A1 SG80645 A1 SG 80645A1
Authority
SG
Singapore
Prior art keywords
glass
manufacturing
storage medium
same
information storage
Prior art date
Application number
SG9904410A
Other languages
English (en)
Inventor
Goto Naoyuki
Original Assignee
Ohara Kk
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 Ohara Kk filed Critical Ohara Kk
Publication of SG80645A1 publication Critical patent/SG80645A1/en

Links

Classifications

    • 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
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C03C10/0018—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and monovalent metal oxide as main constituents
    • C03C10/0027—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and monovalent metal oxide as main constituents containing SiO2, Al2O3, Li2O as main constituents
    • 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
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C03C10/0036—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and a divalent metal oxide as main constituents
    • C03C10/0045—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and a divalent metal oxide as main constituents containing SiO2, Al2O3 and MgO as main constituents
    • 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
    • C03C15/00—Surface treatment of glass, not in the form of fibres or filaments, by etching
    • 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
    • C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
    • 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
    • C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/22—Surface treatment of glass, not in the form of fibres or filaments, by coating with other inorganic material
    • 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
    • C03C2204/00—Glasses, glazes or enamels with special properties
    • C03C2204/08—Glass having a rough surface

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Magnetic Record Carriers (AREA)
  • Surface Treatment Of Glass (AREA)
SG9904410A 1998-09-11 1999-09-06 Glass-ceramic substrate for an information storage medium and a method for manufacturing the same SG80645A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP25798898 1998-09-11
JP11241346A JP2000203880A (ja) 1998-09-11 1999-08-27 情報記憶媒体用ガラスセラミックス基板及びその製造方法、並びに情報記憶媒体ディスク

Publications (1)

Publication Number Publication Date
SG80645A1 true SG80645A1 (en) 2001-05-22

Family

ID=26535211

Family Applications (1)

Application Number Title Priority Date Filing Date
SG9904410A SG80645A1 (en) 1998-09-11 1999-09-06 Glass-ceramic substrate for an information storage medium and a method for manufacturing the same

Country Status (6)

Country Link
US (1) US6495480B1 (zh)
JP (1) JP2000203880A (zh)
CN (1) CN1250034A (zh)
MY (1) MY121088A (zh)
SG (1) SG80645A1 (zh)
TW (1) TW576826B (zh)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1391537A (zh) 1999-09-21 2003-01-15 株式会社小原 信息存储磁盘用保持构件及信息存储磁盘驱动器
JP4748904B2 (ja) * 2001-09-26 2011-08-17 京セラ株式会社 ガラスセラミック焼結体およびそれを用いた配線基板
DE10346197B4 (de) * 2003-09-30 2006-02-16 Schott Ag Glaskeramik, Verfahren zur Herstellung einer solchen und Verwendung
US7465687B2 (en) * 2006-05-31 2008-12-16 Corning Incorporated Tough cordierite glass-ceramics
EP2035339A1 (en) * 2006-06-13 2009-03-18 D&D Salomon Investment Ltd. Glass-ceramic materials having a predominant spinel-group crystal phase
JP4755135B2 (ja) * 2007-04-27 2011-08-24 株式会社オハラ 結晶化ガラス
US8603350B2 (en) * 2009-07-17 2013-12-10 Ohara Inc. Method of manufacturing substrate for information storage media
JP6026926B2 (ja) * 2012-11-16 2016-11-16 株式会社オハラ 結晶化ガラスおよび情報記録媒体用結晶化ガラス基板
CN103145339B (zh) * 2013-03-20 2015-06-03 江苏中硅工程材料有限公司 一种石英陶瓷材料及其应用
KR101524482B1 (ko) 2013-10-14 2015-06-02 주식회사 하스 지르코니아 상단에 안착되는 리튬 실리케이트 유리 또는 리튬 실리케이트 결정화 유리 및 이의 제조방법
KR101648175B1 (ko) * 2014-08-29 2016-08-16 주식회사 하스 고강도와 심미성을 지닌 크리스토벌라이트 결정상 함유 리튬 디실리케이트 결정화 유리 및 이의 제조방법
CN105601116A (zh) * 2014-11-19 2016-05-25 成都光明光电股份有限公司 高硬度透明微晶玻璃及其制备方法
CN105601115A (zh) * 2014-11-19 2016-05-25 成都光明光电股份有限公司 以尖晶石为主的微晶玻璃及其制备方法
CN108821598B (zh) * 2015-12-03 2021-09-28 成都光明光电有限责任公司 微晶玻璃及其制备方法
KR101813488B1 (ko) 2016-04-06 2017-12-29 주식회사 하스 나노 크기의 결정상을 갖는 리튬 디실리케이트 결정화 유리 제조 방법
NL2019716B1 (en) * 2016-10-13 2018-08-14 Schott Ag Cordierite glass-ceramic, production and use thereof
US10556819B2 (en) 2017-03-08 2020-02-11 Hass Co., Ltd Method for preparing glass-ceramics, capable of adjusting machinability or translucency through change in temperature of heat treatment
CN108585512B (zh) * 2018-06-20 2021-04-09 内蒙古科技大学 一种尾矿mas系玻璃陶瓷绝缘材料及其制备方法
CN109796135A (zh) * 2019-04-04 2019-05-24 长春理工大学 一种透明双钼酸盐玻璃陶瓷及其制备方法
CN110407472B (zh) * 2019-07-30 2022-05-24 华南理工大学 一种镍掺杂超宽带发光微晶玻璃及其制备方法和应用
CN118108414A (zh) * 2022-11-30 2024-05-31 荣耀终端有限公司 玻璃及其制备方法和应用、盖板结构和电子设备

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0687680A (ja) * 1992-09-03 1994-03-29 Matsushita Electric Works Ltd 無機質基板への金属層形成方法
EP0634374A1 (en) * 1993-07-12 1995-01-18 Corning Incorporated Fine-grained canasite glass-ceramics for making memory storage devices
JPH07247138A (ja) * 1994-03-15 1995-09-26 Ohara Inc 結晶化ガラス及びその製造方法
JPH08147688A (ja) * 1994-11-16 1996-06-07 Ohara Inc 磁気ディスク基板の製造方法
US5534321A (en) * 1993-05-20 1996-07-09 Corning Incorporated Disk substrate for magnetic memory devices
EP0781731A1 (en) * 1995-12-28 1997-07-02 Yamamura Glass Co. Ltd. Glass composition for magnetic disk substrates and magnetic disk substrate
EP0788093A1 (en) * 1996-02-02 1997-08-06 Kabushiki Kaisha Ohara A glass-ceramic substrate for a magnetic disk
WO1998022405A1 (en) * 1996-11-21 1998-05-28 Corning Incorporated β-QUARTZ-BASED GLASS-CERAMICS
EP0875886A2 (en) * 1997-04-28 1998-11-04 Kabushiki Kaisha Ohara A glass-ceramic substrate for a magnetic information storage medium
EP0939395A1 (en) * 1998-02-26 1999-09-01 Kabushiki Kaisha Ohara High rigidity glass-ceramic substrate for a magnetic information storage medium I

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US3490888A (en) 1966-07-22 1970-01-20 Corning Glass Works Method of increasing dielectric constant of cordierite glass - ceramic articles
US4687749A (en) 1986-10-24 1987-08-18 Corning Glass Works Refractory glass-ceramics containing enstatite
EP0289943A1 (en) 1987-05-07 1988-11-09 Asahi Glass Company Ltd. Glass-ceramic article and method for its production
KR940007790A (ko) 1992-09-02 1994-04-28 미야베 요시카즈 자기 디스크용 기판, 그의 제조방법 및 상기 기판을 포함하는 자기 디스크의 제조방법
US5391522A (en) * 1993-05-19 1995-02-21 Kabushiki Kaisya Ohara Glass-ceramic for magnetic disks and method for manufacturing the same
EP0729924B1 (en) * 1993-05-19 2000-01-26 Kabushiki Kaisha Ohara Glass-ceramic for a magnetic disk substrate
JP2799544B2 (ja) * 1994-04-28 1998-09-17 株式会社オハラ 情報記録ディスク用結晶化ガラス
US5476821A (en) * 1994-11-01 1995-12-19 Corning Incorporated High modulus glass-ceramics containing fine grained spinel-type crystals
US5532194A (en) * 1994-11-18 1996-07-02 Kabushiki Kaisya Ohara Cordierite glass-ceramic and method for manufacturing the same
US5491116A (en) * 1995-04-03 1996-02-13 Corning Incorporated Fine-grained glass-ceramics
US5726108A (en) * 1995-07-24 1998-03-10 Yamamura Glass Co., Ltd. Glass-ceramic magnetic disk substrate
EP0853071B1 (en) 1995-09-26 2002-05-08 NIPPON ELECTRIC GLASS COMPANY, Limited Crystallized glass, crystallized glass article, and process for producing crystallized glass article
EP0810586B1 (en) * 1996-05-28 2006-03-01 Kabushiki Kaisha Ohara A glass-ceramic substrate for a magnetic information storage medium and a method for manufacturing the same
JPH10158034A (ja) * 1996-10-04 1998-06-16 S Ii C Kk 情報記録ディスク基板用結晶化ガラス
JP3219705B2 (ja) * 1996-11-14 2001-10-15 株式会社オハラ 磁気情報記憶媒体用ガラスセラミックス基板
KR100446053B1 (ko) 1997-06-05 2004-08-30 호야 가부시키가이샤 정보 기억 매체용 기판

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0687680A (ja) * 1992-09-03 1994-03-29 Matsushita Electric Works Ltd 無機質基板への金属層形成方法
US5534321A (en) * 1993-05-20 1996-07-09 Corning Incorporated Disk substrate for magnetic memory devices
EP0634374A1 (en) * 1993-07-12 1995-01-18 Corning Incorporated Fine-grained canasite glass-ceramics for making memory storage devices
JPH07247138A (ja) * 1994-03-15 1995-09-26 Ohara Inc 結晶化ガラス及びその製造方法
JPH08147688A (ja) * 1994-11-16 1996-06-07 Ohara Inc 磁気ディスク基板の製造方法
EP0781731A1 (en) * 1995-12-28 1997-07-02 Yamamura Glass Co. Ltd. Glass composition for magnetic disk substrates and magnetic disk substrate
EP0788093A1 (en) * 1996-02-02 1997-08-06 Kabushiki Kaisha Ohara A glass-ceramic substrate for a magnetic disk
WO1998022405A1 (en) * 1996-11-21 1998-05-28 Corning Incorporated β-QUARTZ-BASED GLASS-CERAMICS
EP0875886A2 (en) * 1997-04-28 1998-11-04 Kabushiki Kaisha Ohara A glass-ceramic substrate for a magnetic information storage medium
EP0939395A1 (en) * 1998-02-26 1999-09-01 Kabushiki Kaisha Ohara High rigidity glass-ceramic substrate for a magnetic information storage medium I

Also Published As

Publication number Publication date
US6495480B1 (en) 2002-12-17
MY121088A (en) 2005-12-30
TW576826B (en) 2004-02-21
JP2000203880A (ja) 2000-07-25
CN1250034A (zh) 2000-04-12

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