JP5396859B2 - 情報記録媒体基板用ガラス - Google Patents
情報記録媒体基板用ガラス Download PDFInfo
- Publication number
- JP5396859B2 JP5396859B2 JP2008545441A JP2008545441A JP5396859B2 JP 5396859 B2 JP5396859 B2 JP 5396859B2 JP 2008545441 A JP2008545441 A JP 2008545441A JP 2008545441 A JP2008545441 A JP 2008545441A JP 5396859 B2 JP5396859 B2 JP 5396859B2
- Authority
- JP
- Japan
- Prior art keywords
- glass
- less
- recording medium
- information recording
- content
- 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
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
- C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
- C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
-
- 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
- C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
- C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
- C03C3/087—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Glass Compositions (AREA)
- Magnetic Record Carriers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008545441A JP5396859B2 (ja) | 2006-11-22 | 2007-11-21 | 情報記録媒体基板用ガラス |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006315122 | 2006-11-22 | ||
JP2006315122 | 2006-11-22 | ||
PCT/JP2007/072590 WO2008062847A1 (fr) | 2006-11-22 | 2007-11-21 | Verre pour substrat support d'enregistrement d'informations |
JP2008545441A JP5396859B2 (ja) | 2006-11-22 | 2007-11-21 | 情報記録媒体基板用ガラス |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2008062847A1 JPWO2008062847A1 (ja) | 2010-03-04 |
JP5396859B2 true JP5396859B2 (ja) | 2014-01-22 |
Family
ID=39429778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008545441A Expired - Fee Related JP5396859B2 (ja) | 2006-11-22 | 2007-11-21 | 情報記録媒体基板用ガラス |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP5396859B2 (zh) |
CN (1) | CN101541696A (zh) |
MY (1) | MY157935A (zh) |
WO (1) | WO2008062847A1 (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
JP5206261B2 (ja) | 2007-10-26 | 2013-06-12 | 旭硝子株式会社 | 情報記録媒体基板用ガラス、磁気ディスク用ガラス基板および磁気ディスク |
CN101622205B (zh) | 2008-01-28 | 2012-09-26 | 旭硝子株式会社 | 数据存储介质基板用玻璃、数据存储介质用玻璃基板及磁盘 |
DE202009018723U1 (de) | 2008-02-26 | 2012-11-20 | Corning Inc. | Läutermittel für Silikatgläser |
JP5614607B2 (ja) * | 2008-08-04 | 2014-10-29 | 日本電気硝子株式会社 | 強化ガラスおよびその製造方法 |
JP5699434B2 (ja) | 2009-04-02 | 2015-04-08 | 旭硝子株式会社 | 情報記録媒体基板用ガラス、情報記録媒体用ガラス基板および磁気ディスク |
JP5904239B2 (ja) * | 2009-04-02 | 2016-04-13 | 旭硝子株式会社 | 情報記録媒体基板用ガラス、情報記録媒体用ガラス基板および磁気ディスク |
WO2011019010A1 (ja) * | 2009-08-10 | 2011-02-17 | Hoya株式会社 | 磁気記録媒体基板用ガラス、磁気記録媒体基板およびその製造方法、ならびに磁気記録媒体 |
WO2012043482A1 (ja) | 2010-09-27 | 2012-04-05 | 旭硝子株式会社 | 化学強化用ガラス、化学強化ガラスおよびディスプレイ装置用ガラス板 |
AR083739A1 (es) * | 2010-10-27 | 2013-03-20 | Asahi Glass Co Ltd | Placa de vidrio y proceso para su produccion |
US8394516B2 (en) | 2010-10-29 | 2013-03-12 | Hoya Corporation | Glass substrate for magnetic recording medium and magnetic recording medium |
JPWO2013047246A1 (ja) * | 2011-09-30 | 2015-03-26 | 旭硝子株式会社 | CdTe太陽電池用ガラス基板およびそれを用いた太陽電池 |
EP2771293B1 (en) | 2011-10-25 | 2019-01-16 | Corning Incorporated | Alkaline earth alumino-silicate glass compositions with improved chemical and mechanical durability |
CA2966451C (en) | 2011-10-25 | 2020-06-02 | Corning Incorporated | Glass compositions with improved chemical and mechanical durability |
WO2013172247A1 (ja) * | 2012-05-16 | 2013-11-21 | Hoya株式会社 | 磁気記録媒体基板用ガラスおよびその利用 |
US10273048B2 (en) | 2012-06-07 | 2019-04-30 | Corning Incorporated | Delamination resistant glass containers with heat-tolerant coatings |
WO2014148020A1 (ja) * | 2013-03-22 | 2014-09-25 | 日本板硝子株式会社 | ガラス組成物、化学強化用ガラス組成物、強化ガラス物品、およびディスプレイ用のカバーガラス |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1072238A (ja) * | 1996-04-26 | 1998-03-17 | Carl Zeiss:Fa | 化学強化可能なアルミノケイ酸塩ガラス及びその使用 |
JPH11191212A (ja) * | 1997-12-25 | 1999-07-13 | Toshitomo Morisane | 高強度スムーズガラス基板 |
JP2001294441A (ja) * | 2000-04-11 | 2001-10-23 | Asahi Glass Co Ltd | 基板用ガラス |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001348246A (ja) * | 2000-06-01 | 2001-12-18 | Asahi Glass Co Ltd | 基板用ガラスおよびガラス基板 |
JP4572453B2 (ja) * | 2000-07-19 | 2010-11-04 | 旭硝子株式会社 | 情報記録媒体基板用ガラスおよび情報記録媒体用ガラス基板 |
-
2007
- 2007-11-21 MY MYPI20092011A patent/MY157935A/en unknown
- 2007-11-21 WO PCT/JP2007/072590 patent/WO2008062847A1/ja active Application Filing
- 2007-11-21 JP JP2008545441A patent/JP5396859B2/ja not_active Expired - Fee Related
- 2007-11-21 CN CNA2007800434511A patent/CN101541696A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1072238A (ja) * | 1996-04-26 | 1998-03-17 | Carl Zeiss:Fa | 化学強化可能なアルミノケイ酸塩ガラス及びその使用 |
JPH11191212A (ja) * | 1997-12-25 | 1999-07-13 | Toshitomo Morisane | 高強度スムーズガラス基板 |
JP2001294441A (ja) * | 2000-04-11 | 2001-10-23 | Asahi Glass Co Ltd | 基板用ガラス |
Also Published As
Publication number | Publication date |
---|---|
MY157935A (en) | 2016-08-15 |
CN101541696A (zh) | 2009-09-23 |
JPWO2008062847A1 (ja) | 2010-03-04 |
WO2008062847A1 (fr) | 2008-05-29 |
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