SG11201503250RA - Method for manufacturing glass substrate for magnetic disk and method for manufacturing magnetic disk - Google Patents

Method for manufacturing glass substrate for magnetic disk and method for manufacturing magnetic disk

Info

Publication number
SG11201503250RA
SG11201503250RA SG11201503250RA SG11201503250RA SG11201503250RA SG 11201503250R A SG11201503250R A SG 11201503250RA SG 11201503250R A SG11201503250R A SG 11201503250RA SG 11201503250R A SG11201503250R A SG 11201503250RA SG 11201503250R A SG11201503250R A SG 11201503250RA
Authority
SG
Singapore
Prior art keywords
magnetic disk
manufacturing
glass substrate
manufacturing glass
disk
Prior art date
Application number
SG11201503250RA
Other languages
English (en)
Inventor
Junpei Fukada
Hironori Yoshikawa
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 SG11201503250RA publication Critical patent/SG11201503250RA/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
SG11201503250RA 2012-10-31 2013-10-31 Method for manufacturing glass substrate for magnetic disk and method for manufacturing magnetic disk SG11201503250RA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012241156 2012-10-31
PCT/JP2013/079646 WO2014069609A1 (ja) 2012-10-31 2013-10-31 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

Publications (1)

Publication Number Publication Date
SG11201503250RA true SG11201503250RA (en) 2015-06-29

Family

ID=50627505

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201503250RA SG11201503250RA (en) 2012-10-31 2013-10-31 Method for manufacturing glass substrate for magnetic disk and method for manufacturing magnetic disk

Country Status (5)

Country Link
JP (4) JP6388233B2 (ja)
CN (2) CN108564970B (ja)
MY (1) MY184175A (ja)
SG (1) SG11201503250RA (ja)
WO (1) WO2014069609A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019066086A1 (ja) 2017-09-29 2019-04-04 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
WO2023136242A1 (ja) * 2022-01-11 2023-07-20 古河電気工業株式会社 磁気ディスク用基板及びこれを用いた磁気ディスク

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009072832A (ja) * 2007-09-18 2009-04-09 Bando Chem Ind Ltd 研磨シートおよびその製造方法
JP5005645B2 (ja) * 2007-09-27 2012-08-22 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
JP5297321B2 (ja) * 2008-10-07 2013-09-25 Ｈｏｙａ株式会社 磁気ディスク用ガラス基板の製造方法
JP5569000B2 (ja) * 2010-01-20 2014-08-13 大日本印刷株式会社 フォトマスク用ガラス基板生成方法
JP5585269B2 (ja) * 2010-07-22 2014-09-10 旭硝子株式会社 磁気記録媒体用ガラス基板の製造方法
JP5690540B2 (ja) * 2010-09-30 2015-03-25 Hoya株式会社 情報記録媒体用ガラス基板の製造方法
JPWO2012090655A1 (ja) * 2010-12-28 2014-06-05 Hoya株式会社 ガラス基板の製造方法
JP2013244570A (ja) 2012-05-28 2013-12-09 Asahi Glass Co Ltd 研磨装置、研磨方法

Also Published As

Publication number Publication date
JP2018200743A (ja) 2018-12-20
JP7270682B2 (ja) 2023-05-10
CN108564970B (zh) 2020-11-06
WO2014069609A1 (ja) 2014-05-08
CN104641415A (zh) 2015-05-20
JPWO2014069609A1 (ja) 2016-09-08
CN108564970A (zh) 2018-09-21
JP2021167062A (ja) 2021-10-21
CN104641415B (zh) 2018-06-01
JP6388233B2 (ja) 2018-09-12
JP6642864B2 (ja) 2020-02-12
JP6960970B2 (ja) 2021-11-05
JP2020023047A (ja) 2020-02-13
MY184175A (en) 2021-03-24

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