MY163806A - Manufacturing method of glass substrate for magnetic disk, manufacturing method of glass blank, glass substrate for magnetic disk, and glass blank - Google Patents

Manufacturing method of glass substrate for magnetic disk, manufacturing method of glass blank, glass substrate for magnetic disk, and glass blank

Info

Publication number
MY163806A
MY163806A MYPI2011006190A MYPI2011006190A MY163806A MY 163806 A MY163806 A MY 163806A MY PI2011006190 A MYPI2011006190 A MY PI2011006190A MY PI2011006190 A MYPI2011006190 A MY PI2011006190A MY 163806 A MY163806 A MY 163806A
Authority
MY
Malaysia
Prior art keywords
glass
magnetic disk
manufacturing
glass substrate
blank
Prior art date
Application number
MYPI2011006190A
Other languages
English (en)
Inventor
Shinji Eda
Hideki Isono
Original Assignee
Hoya Corp
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 Hoya Corp filed Critical Hoya Corp
Publication of MY163806A publication Critical patent/MY163806A/en

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/05—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing in machines with reciprocating moulds
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/06—Construction of plunger or mould
    • C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
    • C03B11/088—Flat discs
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/12—Cooling, heating, or insulating the plunger, the mould, or the glass-pressing machine; cooling or heating of the glass in the mould
    • C03B11/122—Heating
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
    • C03B7/10—Cutting-off or severing the glass flow with the aid of knives or scissors or non-contacting cutting means, e.g. a gas jet; Construction of the blades used
    • 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
    • C03C19/00—Surface treatment of glass, not in the form of fibres or filaments, by mechanical means
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/05—Press-mould die materials
    • C03B2215/06—Metals or alloys
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/70—Horizontal or inclined press axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Surface Treatment Of Glass (AREA)
  • Magnetic Record Carriers (AREA)
MYPI2011006190A 2010-03-31 2011-03-31 Manufacturing method of glass substrate for magnetic disk, manufacturing method of glass blank, glass substrate for magnetic disk, and glass blank MY163806A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010082750 2010-03-31

Publications (1)

Publication Number Publication Date
MY163806A true MY163806A (en) 2017-10-31

Family

ID=44711808

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2011006190A MY163806A (en) 2010-03-31 2011-03-31 Manufacturing method of glass substrate for magnetic disk, manufacturing method of glass blank, glass substrate for magnetic disk, and glass blank

Country Status (7)

Country Link
US (1) US8973404B2 (enExample)
JP (3) JP5431574B2 (enExample)
CN (2) CN105355216B (enExample)
MY (1) MY163806A (enExample)
PH (1) PH12012501920A1 (enExample)
SG (2) SG176974A1 (enExample)
WO (1) WO2011122054A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8806895B2 (en) * 2010-12-09 2014-08-19 Hoya Corporation Manufacturing method for a glass substrate for magnetic disk
MY186189A (en) * 2011-04-21 2021-06-30 Hoya Corp Method for manufacturing glass blank for magnetic disk, method for manufacturing glass substrate for magnetic disk, glass blank for magnetic disk, glass substrate for magnetic disk and magnetic disk
CN103492328B (zh) * 2011-04-27 2016-01-27 Hoya株式会社 磁盘用玻璃毛坯的制造方法、磁盘用玻璃基板的制造方法、磁盘用玻璃毛坯
JP2013140649A (ja) * 2011-12-29 2013-07-18 Hoya Corp 磁気ディスク用ガラス基板の製造方法、磁気ディスク用ガラス基板、及び化学強化用かご
WO2014051053A1 (ja) * 2012-09-28 2014-04-03 Hoya株式会社 磁気ディスク用ガラスブランクの製造方法、磁気ディスク用ガラス基板の製造方法、及び磁気ディスク用ガラスブランク
JP6505959B1 (ja) * 2017-09-29 2019-04-24 Hoya株式会社 ガラススペーサ及びハードディスクドライブ装置
DE102020111728B4 (de) * 2020-04-29 2022-06-23 Schott Ag Elektro-optisches Wandlerbauteil mit einem Abstandhalter, sowie Abstandhalter-Wafer zur Herstellung eines elektro-optischen Wandlerbauteils
CN114296494B (zh) * 2022-01-05 2023-01-10 信义玻璃工程（东莞）有限公司 温度控制方法、装置、设备和存储介质

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JPH01164738A (ja) 1987-12-22 1989-06-28 Canon Inc 光学素子の成形装置
JPH06171959A (ja) 1992-12-10 1994-06-21 Olympus Optical Co Ltd 光学素子製造方法
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JPH11228150A (ja) 1998-02-16 1999-08-24 Ngk Insulators Ltd ガラス基板の作製方法
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JP2008174402A (ja) 2007-01-16 2008-07-31 Konica Minolta Opto Inc ガラス基板成形用金型、ガラス基板の製造方法、情報記録媒体用ガラス基板の製造方法及び情報記録媒体の製造方法
JP5305698B2 (ja) 2007-03-09 2013-10-02 Ｈｏｙａ株式会社 磁気ディスク用ガラス基板の製造方法、磁気ディスク製造方法および磁気ディスク用ガラス基板
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JP5170877B2 (ja) 2008-03-05 2013-03-27 古河電気工業株式会社 ガラス基板の製造方法
JP2009269762A (ja) 2008-04-30 2009-11-19 Fuji Electric Device Technology Co Ltd ガラス素材およびその成形用金型ならびに磁気ディスク用ガラス基板の製造方法
US8806895B2 (en) * 2010-12-09 2014-08-19 Hoya Corporation Manufacturing method for a glass substrate for magnetic disk
US20120247155A1 (en) * 2011-03-30 2012-10-04 Hoya Corporation Method of manufacturing glass blank for magnetic recording medium glass substrate, method of manufacturing magnetic recording medium glass substrate, method of manufacturing magnetic recording medium, and apparatus for manufacturing glass blank for magnetic recording medium glass substrate

Also Published As

Publication number Publication date
SG176974A1 (en) 2012-02-28
US20120151967A1 (en) 2012-06-21
CN102859595B (zh) 2016-01-20
JP5666524B2 (ja) 2015-02-12
PH12012501920A1 (en) 2013-02-04
CN105355216B (zh) 2017-10-03
CN102859595A (zh) 2013-01-02
CN105355216A (zh) 2016-02-24
WO2011122054A1 (ja) 2011-10-06
JP2013136513A (ja) 2013-07-11
JP5632027B2 (ja) 2014-11-26
US8973404B2 (en) 2015-03-10
SG10201502549PA (en) 2015-05-28
JPWO2011122054A1 (ja) 2013-07-08
JP5431574B2 (ja) 2014-03-05
JP2012232899A (ja) 2012-11-29

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