MY188163A - Annular glass blank, method for manufacturing annular glass blank, method for manufacturing annular glass substrate, and method for manufacturing magnetic-disk glass substrate - Google Patents

Annular glass blank, method for manufacturing annular glass blank, method for manufacturing annular glass substrate, and method for manufacturing magnetic-disk glass substrate

Info

Publication number
MY188163A
MY188163A MYPI2018701605A MYPI2018701605A MY188163A MY 188163 A MY188163 A MY 188163A MY PI2018701605 A MYPI2018701605 A MY PI2018701605A MY PI2018701605 A MYPI2018701605 A MY PI2018701605A MY 188163 A MY188163 A MY 188163A
Authority
MY
Malaysia
Prior art keywords
manufacturing
glass blank
annular glass
main surface
glass substrate
Prior art date
Application number
MYPI2018701605A
Other languages
English (en)
Inventor
Shuhei Azuma
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 MY188163A publication Critical patent/MY188163A/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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
    • B28D1/24—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising with cutting discs
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
    • C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
    • C03B33/027—Scoring tool holders; Driving mechanisms therefor
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
    • C03B33/04—Cutting or splitting in curves, especially for making spectacle lenses
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/09—Severing cooled glass by thermal shock
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Magnetic Record Carriers (AREA)
MYPI2018701605A 2015-12-28 2016-12-28 Annular glass blank, method for manufacturing annular glass blank, method for manufacturing annular glass substrate, and method for manufacturing magnetic-disk glass substrate MY188163A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2015256791 2015-12-28
JP2016064839 2016-03-29
PCT/JP2016/089203 WO2017115871A1 (ja) 2015-12-28 2016-12-28 円環状のガラス素板、円環状のガラス素板の製造方法、円環状のガラス基板の製造方法、及び磁気ディスク用ガラス基板の製造方法

Publications (1)

Publication Number Publication Date
MY188163A true MY188163A (en) 2021-11-24

Family

ID=59224815

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2018701605A MY188163A (en) 2015-12-28 2016-12-28 Annular glass blank, method for manufacturing annular glass blank, method for manufacturing annular glass substrate, and method for manufacturing magnetic-disk glass substrate

Country Status (5)

Country Link
JP (2) JP6385595B2 (zh)
CN (2) CN108292510B (zh)
MY (1) MY188163A (zh)
SG (2) SG11201804418PA (zh)
WO (1) WO2017115871A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7227273B2 (ja) * 2018-11-30 2023-02-21 Hoya株式会社 ガラス板の製造方法、ガラス板の面取り方法、および磁気ディスクの製造方法
JP7201808B2 (ja) * 2019-06-28 2023-01-10 Hoya株式会社 ガラス板の製造方法および磁気ディスクの製造方法
CN112397098B (zh) * 2020-11-30 2021-11-02 北京中科开迪软件有限公司 一种蓝光光盘母盘加热设备

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3632254B2 (ja) * 1995-09-27 2005-03-23 日本板硝子株式会社 ホイルカッタおよび脆性材料板の切断方法
JP4421697B2 (ja) * 1999-06-15 2010-02-24 三星ダイヤモンド工業株式会社 ブレイク装置
JP4342039B2 (ja) * 1999-06-15 2009-10-14 三星ダイヤモンド工業株式会社 ガラススクライバー及びスクライブ方法
JP2004256391A (ja) * 2004-05-18 2004-09-16 Beldex Corp スクライブ方法および装置
JP2006294170A (ja) * 2005-04-13 2006-10-26 Toshiba Corp ディスク装置
KR101164851B1 (ko) * 2005-07-06 2012-07-11 미쓰보시 다이야몬도 고교 가부시키가이샤 취성재료용 스크라이빙 휠, 및 이를 이용한 스크라이브 방법, 스크라이브 장치 및 스크라이브 공구
JP5467706B2 (ja) * 2006-03-24 2014-04-09 Ｈｏｙａ株式会社 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の製造方法
JP4942428B2 (ja) * 2006-09-01 2012-05-30 Ｈｏｙａ株式会社 磁気ディスク用ガラス基板の製造方法および加工装置、および磁気ディスクの製造方法
US7757380B2 (en) * 2006-11-10 2010-07-20 Hitachi Global Storage Technologies Netherlands B.V. Methods for the manufacture of notched trailing shields
JP4748115B2 (ja) * 2007-06-12 2011-08-17 コニカミノルタオプト株式会社 磁気記録媒体用ガラス基板及び磁気記録媒体
JP5465456B2 (ja) * 2009-03-27 2014-04-09 ダブリュディ・メディア・シンガポール・プライベートリミテッド 磁気ディスク
JP5126351B2 (ja) * 2009-12-25 2013-01-23 旭硝子株式会社 円盤状ガラス基板及び円盤状ガラス基板の製造方法
JP5844610B2 (ja) * 2010-11-02 2016-01-20 Hoya株式会社 磁気ディスク用ガラス基板の製造方法
JP5902914B2 (ja) * 2010-11-02 2016-04-13 Hoya株式会社 磁気ディスク用ガラス基板の製造方法
JP5335983B2 (ja) * 2011-10-05 2013-11-06 Ｈｏｙａ株式会社 磁気ディスク用ガラス基板および磁気記録媒体
JP5565524B2 (ja) * 2012-03-30 2014-08-06 旭硝子株式会社 支持軸、磁気ディスク用ガラス基板の端面研磨方法、および、磁気ディスク用ガラス基板の製造方法
MY166439A (en) * 2013-02-22 2018-06-27 Hoya Corp Glass substrate for magnetic disk and magnetic disk
JP2014188729A (ja) * 2013-03-26 2014-10-06 Mitsuboshi Diamond Industrial Co Ltd スクライビングホイール、スクライブ装置及びスクライビングホイールの製造方法
JP6156967B2 (ja) * 2013-04-30 2017-07-05 Hoya株式会社 ガラス基板の製造方法及び磁気ディスクの製造方法、並びにガラス基板の端面研磨装置
JP2015069668A (ja) * 2013-09-29 2015-04-13 Hoya株式会社 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の製造方法
JP2015154871A (ja) * 2014-02-21 2015-08-27 Hoya株式会社 内視鏡用挿入補助装置

Also Published As

Publication number Publication date
JP2019011242A (ja) 2019-01-24
JPWO2017115871A1 (ja) 2018-08-30
SG10201912471WA (en) 2020-02-27
CN110751961B (zh) 2021-10-26
CN110751961A (zh) 2020-02-04
CN108292510B (zh) 2019-11-01
JP6385595B2 (ja) 2018-09-05
JP6884736B2 (ja) 2021-06-09
SG11201804418PA (en) 2018-06-28
CN108292510A (zh) 2018-07-17
WO2017115871A1 (ja) 2017-07-06

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