JP4337176B2 - ガラス組成 - Google Patents

ガラス組成 Download PDF

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Publication number
JP4337176B2
JP4337176B2 JP19174799A JP19174799A JP4337176B2 JP 4337176 B2 JP4337176 B2 JP 4337176B2 JP 19174799 A JP19174799 A JP 19174799A JP 19174799 A JP19174799 A JP 19174799A JP 4337176 B2 JP4337176 B2 JP 4337176B2
Authority
JP
Japan
Prior art keywords
composition
zro
hours
composition ratio
glass
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
JP19174799A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001019484A5 (enExample
JP2001019484A (ja
Inventor
英喜 長田
秀樹 河合
登史晴 森
博 遊亀
和彦 石丸
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.)
Konica Minolta Opto Inc
Original Assignee
Konica Minolta Opto Inc
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 Konica Minolta Opto Inc filed Critical Konica Minolta Opto Inc
Priority to JP19174799A priority Critical patent/JP4337176B2/ja
Priority to US09/610,337 priority patent/US6593257B1/en
Publication of JP2001019484A publication Critical patent/JP2001019484A/ja
Publication of JP2001019484A5 publication Critical patent/JP2001019484A5/ja
Application granted granted Critical
Publication of JP4337176B2 publication Critical patent/JP4337176B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/097—Glass compositions containing silica with 40% to 90% silica, by weight containing phosphorus, niobium or tantalum
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Glass Compositions (AREA)
  • Magnetic Record Carriers (AREA)
JP19174799A 1999-07-06 1999-07-06 ガラス組成 Expired - Fee Related JP4337176B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP19174799A JP4337176B2 (ja) 1999-07-06 1999-07-06 ガラス組成
US09/610,337 US6593257B1 (en) 1999-07-06 2000-07-05 Glass-ceramic composition for recording disk substrate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19174799A JP4337176B2 (ja) 1999-07-06 1999-07-06 ガラス組成

Publications (3)

Publication Number Publication Date
JP2001019484A JP2001019484A (ja) 2001-01-23
JP2001019484A5 JP2001019484A5 (enExample) 2005-11-10
JP4337176B2 true JP4337176B2 (ja) 2009-09-30

Family

ID=16279842

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19174799A Expired - Fee Related JP4337176B2 (ja) 1999-07-06 1999-07-06 ガラス組成

Country Status (2)

Country Link
US (1) US6593257B1 (enExample)
JP (1) JP4337176B2 (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
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US8444756B2 (en) 2003-08-07 2013-05-21 Ivoclar Vivadent Ag Lithium silicate materials
US9220576B2 (en) 2003-08-07 2015-12-29 Ivoclar Vivadent Ag Machining of ceramic materials
PT1688398E (pt) 2005-02-08 2014-07-25 Ivoclar Vivadent Ag Vitrocerâmica de silicato de lítio
TW200724506A (en) 2005-10-07 2007-07-01 Ohara Kk Inorganic composition
ITFI20060231A1 (it) * 2006-09-18 2008-03-19 Colorobbia Italia S P S Processo per la preparazione di lastre in materiale vetro ceramico, lastre cosi' ottenute e loro uso
DE102007011337A1 (de) * 2007-03-06 2008-09-11 Hermsdorfer Institut Für Technische Keramik E.V. Verblendkeramik für dentale Restaurationen aus yttriumstabilisiertem Zirkoniumdioxid und Verfahren zur Verblendung von dentalen Restaurationen aus yttriumstabilisiertem Zirkoniumdioxid
DE202009019061U1 (de) * 2009-12-23 2016-02-23 Degudent Gmbh Lithiummetasilicat-Glaskeramik und deren Verwendung
PT2377830T (pt) * 2010-04-16 2016-07-18 Ivoclar Vivadent Ag Vidro cerâmico de silicato de lítio e vidro de silicato de lítio, contendo óxido de metal de transição
US8865606B2 (en) 2010-04-16 2014-10-21 Ivoclar Vivadent Ag Process for the preparation of dental restorations
CN107010838B (zh) * 2011-04-20 2020-04-21 斯特劳曼控股公司 制备玻璃-陶瓷体的方法
US9402699B2 (en) 2011-10-14 2016-08-02 Ivoclar Vivadent Ag Lithium silicate glass ceramic and lithium silicate glass comprising a trivalent metal oxide
US9403714B2 (en) 2011-10-14 2016-08-02 Ivoclar Vivadent Ag Lithium silicate glass ceramic and lithium silicate glass comprising a hexavalent metal oxide
PL2765977T3 (pl) * 2011-10-14 2016-06-30 Ivoclar Vivadent Ag Litowokrzemianowa ceramika szklana i szkło z tlenkiem jednowartościowego metalu
WO2013053866A2 (de) 2011-10-14 2013-04-18 Ivoclar Vivadent Ag Lithiumsilikat-glaskeramik und -glas mit vierwertigem metalloxid
RU2017112372A (ru) 2011-10-14 2019-01-24 Ивоклар Вивадент Аг Литиево-силикатные стеклокерамика и стекло с оксидом двухвалентного металла
DE112012004277A5 (de) 2011-10-14 2014-08-28 Ivoclar Vivadent Ag Lithiumsilikat-Glaskeramik und -Glas mit fünfwertigem Metalloxid
CN104379113B (zh) 2012-05-04 2018-03-02 义获嘉伟瓦登特公司 焦硅酸锂磷灰石玻璃陶瓷
BR112014027613A2 (pt) 2012-05-11 2017-06-27 Ivoclar Vivadent Ag moldes pré-sinterizados para finalidades dentais
KR102025963B1 (ko) 2012-05-11 2019-09-26 이보클라 비바덴트 아게 치과용 예비-소결된 블랭크
EP2765119B1 (de) 2013-02-12 2021-07-28 Ivoclar Vivadent AG Rohling für dentale Zwecke
EP2792649B1 (de) 2013-04-15 2019-11-27 Ivoclar Vivadent AG Lithiumsilikat-Glaskeramik und -Glas mit Gehalt an Rubidiumoxid
ES2954898T3 (es) 2014-05-13 2023-11-27 Ivoclar Vivadent Ag Procedimiento para la producción de vidrios de silicato de litio y materiales vitrocerámicos de silicato de litio
CN115259673A (zh) 2014-10-08 2022-11-01 康宁股份有限公司 具有透锂长石和硅酸锂结构的高强玻璃-陶瓷
EP3050856B1 (de) 2015-01-30 2019-05-29 Ivoclar Vivadent AG Lithiumsilikat-Diopsid-Glaskeramik
US11267747B2 (en) 2015-03-24 2022-03-08 Corning Incorporated High strength, scratch resistant and transparent glass-based materials

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US4374931A (en) 1982-01-08 1983-02-22 Corning Glass Works Photochromic glass suitable for ophthalmic applications
US4714687A (en) 1986-10-27 1987-12-22 Corning Glass Works Glass-ceramics suitable for dielectric substrates
US5219799A (en) 1991-10-07 1993-06-15 Corning Incorporated Lithium disilicate-containing glass-ceramics some of which are self-glazing
EP0729924B1 (en) 1993-05-19 2000-01-26 Kabushiki Kaisha Ohara Glass-ceramic for a magnetic disk substrate
US5626935A (en) 1993-05-19 1997-05-06 Kabushiki Kaisya Ohara Magnetic disk substrate and method for manufacturing the same
US5391522A (en) 1993-05-19 1995-02-21 Kabushiki Kaisya Ohara Glass-ceramic for magnetic disks and method for manufacturing the same
JP2959363B2 (ja) 1993-12-09 1999-10-06 株式会社オハラ 磁気ディスク用着色結晶化ガラス
US5352638A (en) 1994-02-22 1994-10-04 Corning Incorporated Nickel aluminosilicate glass-ceramics
US5489558A (en) 1994-03-14 1996-02-06 Corning Incorporated Glasses for flat panel display
FR2726350B1 (fr) 1994-10-14 1997-01-10 Eurokera Plaques pliees en vitroceramique, plaques de cuisson comportant une telle plaque pliee et procede de fabrication d'une plaque pliee en vitroceramique
US5476821A (en) 1994-11-01 1995-12-19 Corning Incorporated High modulus glass-ceramics containing fine grained spinel-type crystals
US5491116A (en) 1995-04-03 1996-02-13 Corning Incorporated Fine-grained glass-ceramics
EP0736497A1 (en) 1995-04-07 1996-10-09 Corning Incorporated Method and apparatus for molding glass
EP0779612B1 (en) * 1995-06-21 2002-08-28 Ngk Insulators, Ltd. Magnetic disk substrate, magnetic disk, and process for producing magnetic disk substrate
US5726108A (en) 1995-07-24 1998-03-10 Yamamura Glass Co., Ltd. Glass-ceramic magnetic disk substrate
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US6287663B1 (en) * 1995-10-31 2001-09-11 Kabushiki Kaisha Ohara Glass-ceramic substrate for a magnetic information storage medium
US5786286A (en) 1995-10-31 1998-07-28 Corning Incorporated Glass ceramic rear panel for emissive display
US5910459A (en) 1995-10-31 1999-06-08 Corning Incorporated Glass-ceramic containing a stabilized hexacelsian crystal structure
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JPH09314458A (ja) 1996-05-27 1997-12-09 Yamamura Glass Co Ltd 結晶化ガラスの精密研磨方法
JP3140702B2 (ja) 1996-12-20 2001-03-05 日本碍子株式会社 磁気ディスク基板用結晶化ガラス、磁気ディスク基板および磁気ディスク
US6187441B1 (en) * 1996-12-26 2001-02-13 Hoya Corporation Glass substrate for information recording medium and magnetic recording medium having the substrate
JPH1116142A (ja) 1997-04-28 1999-01-22 Ohara Inc 磁気情報記憶媒体用ガラスセラミック基板
JP3098220B2 (ja) 1997-04-28 2000-10-16 株式会社オハラ 磁気情報記憶媒体用ガラスセラミック基板
JP3311308B2 (ja) * 1998-03-03 2002-08-05 株式会社オハラ 垂直磁気記録媒体用ガラスセラミックス基板
JP3996294B2 (ja) 1998-03-13 2007-10-24 Ｈｏｙａ株式会社 結晶化ガラスからなる情報記録媒体用基板及び情報記録媒体
US6383645B1 (en) * 1998-03-23 2002-05-07 Kabushiki Kaisha Ohara Glass-ceramic substrate for an information storage medium
FR2777559B1 (fr) 1998-04-16 2000-07-13 En Nom Collectif Eurokera Soc Fabrication de plaques vitroceramiques a ouverture(s) au pourtour deforme ; plaques vitroceramiques deformees
JP2000086289A (ja) * 1998-09-10 2000-03-28 Ngk Insulators Ltd 結晶化ガラスの核形成剤、結晶化ガラス、磁気ディスク基板および磁気ディスク
JP2000143290A (ja) * 1998-11-09 2000-05-23 Ngk Insulators Ltd 結晶化ガラス、磁気ディスク用基板、磁気ディスクおよび結晶化ガラスの製造方法
JP2001097740A (ja) * 1999-09-29 2001-04-10 Ngk Insulators Ltd 結晶化ガラス、磁気ディスク用基板および磁気ディスク

Also Published As

Publication number Publication date
US6593257B1 (en) 2003-07-15
JP2001019484A (ja) 2001-01-23

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