CN102471133B - 磁记录介质基板用玻璃、磁记录介质基板及其制造方法、以及磁记录介质 - Google Patents

磁记录介质基板用玻璃、磁记录介质基板及其制造方法、以及磁记录介质 Download PDF

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Publication number
CN102471133B
CN102471133B CN201080035350.1A CN201080035350A CN102471133B CN 102471133 B CN102471133 B CN 102471133B CN 201080035350 A CN201080035350 A CN 201080035350A CN 102471133 B CN102471133 B CN 102471133B
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China
Prior art keywords
glass
magnetic recording
recording medium
substrate
medium substrate
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English (en)
Chinese (zh)
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CN102471133A (zh
Inventor
松本奈绪美
蜂谷洋一
越阪部基延
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Hoya Corp
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Hoya Corp
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    • 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
    • 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
    • C03C3/093—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium containing zinc or zirconium
    • 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
    • C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
    • 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
    • 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
    • G11B5/73913—Composites or coated substrates
    • 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
    • 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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk carriers
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Glass Compositions (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Surface Treatment Of Glass (AREA)
CN201080035350.1A 2009-08-10 2010-08-09 磁记录介质基板用玻璃、磁记录介质基板及其制造方法、以及磁记录介质 Active CN102471133B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009185976 2009-08-10
JP2009-185976 2009-08-10
PCT/JP2010/063451 WO2011019010A1 (ja) 2009-08-10 2010-08-09 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

Publications (2)

Publication Number Publication Date
CN102471133A CN102471133A (zh) 2012-05-23
CN102471133B true CN102471133B (zh) 2014-10-15

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CN201080035350.1A Active CN102471133B (zh) 2009-08-10 2010-08-09 磁记录介质基板用玻璃、磁记录介质基板及其制造方法、以及磁记录介质

Country Status (8)

Country Link
US (1) US8603653B2 (enExample)
EP (1) EP2465828A4 (enExample)
JP (2) JP5734189B2 (enExample)
CN (1) CN102471133B (enExample)
MY (1) MY156297A (enExample)
SG (1) SG177742A1 (enExample)
TW (2) TWI547458B (enExample)
WO (1) WO2011019010A1 (enExample)

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WO2012077708A1 (ja) * 2010-12-08 2012-06-14 日本電気硝子株式会社 高屈折率ガラス
CA2851293C (en) 2011-10-25 2020-06-23 Corning Incorporated Glass compositions with improved chemical and mechanical durability
CN109704566B (zh) 2011-10-25 2022-08-26 康宁股份有限公司 具有改善的化学和机械耐久性的碱土金属铝硅酸盐玻璃组合物
US10350139B2 (en) 2011-10-25 2019-07-16 Corning Incorporated Pharmaceutical glass packaging assuring pharmaceutical sterility
WO2013063277A1 (en) 2011-10-25 2013-05-02 Corning Incorporated Delamination resistant pharmaceutical glass containers containing active pharmaceutical ingredients
US9517966B2 (en) 2011-10-25 2016-12-13 Corning Incorporated Glass compositions with improved chemical and mechanical durability
CN104159859A (zh) * 2011-12-20 2014-11-19 Hoya株式会社 玻璃基板
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US10273048B2 (en) 2012-06-07 2019-04-30 Corning Incorporated Delamination resistant glass containers with heat-tolerant coatings
US9700486B2 (en) 2013-04-24 2017-07-11 Corning Incorporated Delamination resistant pharmaceutical glass containers containing active pharmaceutical ingredients
US9603775B2 (en) 2013-04-24 2017-03-28 Corning Incorporated Delamination resistant pharmaceutical glass containers containing active pharmaceutical ingredients
US9707153B2 (en) 2013-04-24 2017-07-18 Corning Incorporated Delamination resistant pharmaceutical glass containers containing active pharmaceutical ingredients
US9717649B2 (en) 2013-04-24 2017-08-01 Corning Incorporated Delamination resistant pharmaceutical glass containers containing active pharmaceutical ingredients
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US9707154B2 (en) 2013-04-24 2017-07-18 Corning Incorporated Delamination resistant pharmaceutical glass containers containing active pharmaceutical ingredients
US9700485B2 (en) 2013-04-24 2017-07-11 Corning Incorporated Delamination resistant pharmaceutical glass containers containing active pharmaceutical ingredients
US9849066B2 (en) 2013-04-24 2017-12-26 Corning Incorporated Delamination resistant pharmaceutical glass containers containing active pharmaceutical ingredients
US9707155B2 (en) 2013-04-24 2017-07-18 Corning Incorporated Delamination resistant pharmaceutical glass containers containing active pharmaceutical ingredients
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
CN104045234A (zh) * 2014-06-16 2014-09-17 浙江大学 用于大吨位玻璃绝缘子的高强玻璃及其制备方法
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US12338159B2 (en) 2015-07-30 2025-06-24 Corning Incorporated Thermally strengthened consumer electronic glass and related systems and methods
WO2017061501A1 (ja) 2015-10-05 2017-04-13 旭硝子株式会社 データ記憶媒体基板用ガラス、データ記憶媒体用ガラス基板および磁気ディスク
US10236026B1 (en) 2015-11-06 2019-03-19 WD Media, LLC Thermal barrier layers and seed layers for control of thermal and structural properties of HAMR media
JP6923555B2 (ja) 2016-01-12 2021-08-18 コーニング インコーポレイテッド 薄厚熱強化及び化学強化ガラス系物品
WO2017178169A1 (en) * 2016-04-12 2017-10-19 Agc Glass Europe Blue reflective glass substrate and method for manufacturing the same
CA3030924A1 (en) * 2016-07-20 2018-01-25 Mark Robert Towler Glasses, cements and uses thereof
CN115072991B (zh) * 2016-11-14 2024-07-19 Hoya株式会社 磁记录介质基板用玻璃、磁记录介质基板、磁记录介质和磁记录再生装置用玻璃间隔物
JP7276645B2 (ja) * 2017-08-08 2023-05-18 日本電気硝子株式会社 磁気記録媒体用ガラス基板
WO2019040818A2 (en) * 2017-08-24 2019-02-28 Corning Incorporated GLASSES HAVING ENHANCED TEMPERATURE CAPABILITIES
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CN110395904B (zh) * 2018-04-25 2020-12-22 成都光明光电股份有限公司 玻璃组合物
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US11688424B2 (en) * 2019-07-22 2023-06-27 Hoya Corporation Glass for magnetic recording medium substrate, magnetic recording medium substrate, magnetic recording medium, glass spacer for magnetic recording and reproducing apparatus, and magnetic recording and reproducing apparatus
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Publication number Publication date
EP2465828A1 (en) 2012-06-20
TWI547459B (zh) 2016-09-01
US8603653B2 (en) 2013-12-10
CN102471133A (zh) 2012-05-23
MY156297A (en) 2016-01-29
US20110123832A1 (en) 2011-05-26
SG177742A1 (en) 2012-03-29
JP5734189B2 (ja) 2015-06-17
JP2015062150A (ja) 2015-04-02
JPWO2011019010A1 (ja) 2013-01-17
TWI547458B (zh) 2016-09-01
TW201533000A (zh) 2015-09-01
WO2011019010A1 (ja) 2011-02-17
TW201119968A (en) 2011-06-16
JP5964921B2 (ja) 2016-08-03
EP2465828A4 (en) 2014-03-26

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