JPH1081540A5 - - Google Patents

Info

Publication number
JPH1081540A5
JPH1081540A5 JP1996233935A JP23393596A JPH1081540A5 JP H1081540 A5 JPH1081540 A5 JP H1081540A5 JP 1996233935 A JP1996233935 A JP 1996233935A JP 23393596 A JP23393596 A JP 23393596A JP H1081540 A5 JPH1081540 A5 JP H1081540A5
Authority
JP
Japan
Prior art keywords
substrate
recording medium
information recording
glass
cao
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.)
Granted
Application number
JP1996233935A
Other languages
English (en)
Japanese (ja)
Other versions
JP3989988B2 (ja
JPH1081540A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP23393596A priority Critical patent/JP3989988B2/ja
Priority claimed from JP23393596A external-priority patent/JP3989988B2/ja
Priority to US08/923,142 priority patent/US6063470A/en
Publication of JPH1081540A publication Critical patent/JPH1081540A/ja
Publication of JPH1081540A5 publication Critical patent/JPH1081540A5/ja
Application granted granted Critical
Publication of JP3989988B2 publication Critical patent/JP3989988B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP23393596A 1996-09-04 1996-09-04 情報記録媒体用基板及び磁気ディスク、並びにその製造方法 Expired - Lifetime JP3989988B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP23393596A JP3989988B2 (ja) 1996-09-04 1996-09-04 情報記録媒体用基板及び磁気ディスク、並びにその製造方法
US08/923,142 US6063470A (en) 1996-09-04 1997-09-04 Substrate for information recording media and magnetic disc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23393596A JP3989988B2 (ja) 1996-09-04 1996-09-04 情報記録媒体用基板及び磁気ディスク、並びにその製造方法

Publications (3)

Publication Number Publication Date
JPH1081540A JPH1081540A (ja) 1998-03-31
JPH1081540A5 true JPH1081540A5 (enExample) 2005-04-28
JP3989988B2 JP3989988B2 (ja) 2007-10-10

Family

ID=16962926

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23393596A Expired - Lifetime JP3989988B2 (ja) 1996-09-04 1996-09-04 情報記録媒体用基板及び磁気ディスク、並びにその製造方法

Country Status (2)

Country Link
US (1) US6063470A (enExample)
JP (1) JP3989988B2 (enExample)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5997977A (en) * 1997-06-05 1999-12-07 Hoya Corporation Information recording substrate and information recording medium prepared from the substrate
DE69835572T2 (de) * 1997-06-05 2007-08-09 Hoya Corp. Substrat für informationsträger
DE69940130D1 (de) 1998-03-13 2009-01-29 Hoya Corp Kristallisiertes Glas für Informationsaufzeichnungsmedium, kristallisiertes Glas-Substrat, und Informationsaufzeichnungsmedium unter Verwendung des kristallisierten Glas-Substrats
US7264894B2 (en) * 1998-03-13 2007-09-04 Hoya Corporation Crystallized glass for information recording medium, crystallized glass substrate, and information recording medium using the crystallized glass substrate
US6477011B1 (en) * 1998-08-24 2002-11-05 International Business Machines Corporation Magnetic recording device having an improved slider
EP1252622A1 (en) 2000-01-05 2002-10-30 Schott Glass Technologies Inc. Glass substrates for magnetic media and magnetic media based on such glass substrates
JP2001287934A (ja) * 2000-04-03 2001-10-16 Minolta Co Ltd ガラス組成
JP2001287931A (ja) * 2000-04-03 2001-10-16 Minolta Co Ltd ガラス組成
JP4273623B2 (ja) * 2000-04-03 2009-06-03 コニカミノルタオプト株式会社 ガラス組成物
JP4273624B2 (ja) * 2000-04-03 2009-06-03 コニカミノルタオプト株式会社 ガラス組成物
JP4224925B2 (ja) * 2000-04-03 2009-02-18 コニカミノルタオプト株式会社 ガラス組成物
JP4273625B2 (ja) * 2000-04-03 2009-06-03 コニカミノルタオプト株式会社 ガラス組成物
JP4300676B2 (ja) * 2000-04-03 2009-07-22 コニカミノルタオプト株式会社 ガラス組成物
JP2001287967A (ja) * 2000-04-03 2001-10-16 Minolta Co Ltd ガラス組成
JP3995902B2 (ja) * 2001-05-31 2007-10-24 Ｈｏｙａ株式会社 情報記録媒体用ガラス基板及びそれを用いた磁気情報記録媒体
US6767584B2 (en) * 2002-05-13 2004-07-27 International Business Machines Corporation Disk substrate with monosized microbumps
FR2856055B1 (fr) * 2003-06-11 2007-06-08 Saint Gobain Vetrotex Fils de verre aptes a renforcer des matieres organiques et/ou inorganiques, composites les renfermant et composition utilisee
US7882616B1 (en) * 2004-09-02 2011-02-08 Seagate Technology Llc Manufacturing single-sided storage media
FR2879591B1 (fr) * 2004-12-16 2007-02-09 Saint Gobain Vetrotex Fils de verre aptes a renforcer des matieres organiques et/ou inorganiques
US9187361B2 (en) * 2005-11-04 2015-11-17 Ocv Intellectual Capital, Llc Method of manufacturing S-glass fibers in a direct melt operation and products formed there from
US9656903B2 (en) * 2005-11-04 2017-05-23 Ocv Intellectual Capital, Llc Method of manufacturing high strength glass fibers in a direct melt operation and products formed there from
US7799713B2 (en) 2005-11-04 2010-09-21 Ocv Intellectual Capital, Llc Composition for high performance glass, high performance glass fibers and articles therefrom
US7823417B2 (en) * 2005-11-04 2010-11-02 Ocv Intellectual Capital, Llc Method of manufacturing high performance glass fibers in a refractory lined melter and fiber formed thereby
US8338319B2 (en) * 2008-12-22 2012-12-25 Ocv Intellectual Capital, Llc Composition for high performance glass fibers and fibers formed therewith
US8586491B2 (en) 2005-11-04 2013-11-19 Ocv Intellectual Capital, Llc Composition for high performance glass, high performance glass fibers and articles therefrom
CN102442776A (zh) * 2007-03-23 2012-05-09 旭硝子株式会社 数据存储介质用基板玻璃及玻璃基板
USD615218S1 (en) 2009-02-10 2010-05-04 Owens Corning Intellectual Capital, Llc Shingle ridge vent
USD628718S1 (en) 2008-10-31 2010-12-07 Owens Corning Intellectual Capital, Llc Shingle ridge vent
US8252707B2 (en) * 2008-12-24 2012-08-28 Ocv Intellectual Capital, Llc Composition for high performance glass fibers and fibers formed therewith
USD710985S1 (en) 2012-10-10 2014-08-12 Owens Corning Intellectual Capital, Llc Roof vent
US10370855B2 (en) 2012-10-10 2019-08-06 Owens Corning Intellectual Capital, Llc Roof deck intake vent
CN114920453A (zh) * 2017-12-15 2022-08-19 成都光明光电股份有限公司 玻璃组合物
US20230110894A1 (en) * 2021-10-01 2023-04-13 Western Digital Technologies, Inc. Magnetic recording disk with high internal stress to reduce disk deflections from shock forces and methods for use with the disk

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5969442A (ja) * 1982-10-14 1984-04-19 Natl Inst For Res In Inorg Mater 希土類酸化物含有アルミノ珪酸塩ガラス
JPS5969440A (ja) * 1982-10-14 1984-04-19 Natl Inst For Res In Inorg Mater 希土類酸化物含有アルミノけい酸塩ガラス
JPS6144732A (ja) * 1984-08-06 1986-03-04 Toshiba Corp 基板用ガラス
JPS61236631A (ja) * 1985-04-10 1986-10-21 Ohara Inc 耐火・耐熱性ガラス
JPS6243819A (ja) * 1985-08-22 1987-02-25 Tdk Corp 磁気記録媒体
JPS62138342A (ja) * 1985-12-12 1987-06-22 Natl Inst For Res In Inorg Mater 耐熱性光学ガラス
JPS63162545A (ja) * 1986-12-26 1988-07-06 Central Glass Co Ltd 透光性結晶質ガラス
JPH01239036A (ja) * 1988-03-16 1989-09-25 F G K:Kk 高強度ガラス
JPH0719372B2 (ja) * 1990-03-23 1995-03-06 株式会社神戸製鋼所 磁気記録媒体の製造方法
US5391522A (en) * 1993-05-19 1995-02-21 Kabushiki Kaisya Ohara Glass-ceramic for magnetic disks and method for manufacturing the same
EP0634374A1 (en) * 1993-07-12 1995-01-18 Corning Incorporated Fine-grained canasite glass-ceramics for making memory storage devices
WO1996011888A1 (fr) * 1994-10-13 1996-04-25 Saint-Gobain Vitrage S.A. Substrat en verre renforce
US5599754A (en) * 1994-10-14 1997-02-04 Asahi Glass Company Ltd. Glass composition for a substrate, and substrate for plasma display made thereof
JP3117612B2 (ja) * 1994-12-15 2000-12-18 株式会社オハラ 高膨張耐熱ガラス

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