JP6328052B2 - 情報記録媒体用ガラス基板の製造方法、情報記録媒体の製造方法および研磨パッド - Google Patents

情報記録媒体用ガラス基板の製造方法、情報記録媒体の製造方法および研磨パッド Download PDF

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Publication number
JP6328052B2
JP6328052B2 JP2014536623A JP2014536623A JP6328052B2 JP 6328052 B2 JP6328052 B2 JP 6328052B2 JP 2014536623 A JP2014536623 A JP 2014536623A JP 2014536623 A JP2014536623 A JP 2014536623A JP 6328052 B2 JP6328052 B2 JP 6328052B2
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Prior art keywords
glass substrate
polishing
polishing pad
information recording
surface plate
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JP2014536623A
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Japanese (ja)
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JPWO2014045653A1 (ja
Inventor
小松　隆史
隆史 小松
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Hoya Corp
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Hoya Corp
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    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/11—Lapping tools
    • B24B37/20—Lapping pads for working plane surfaces

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
JP2014536623A 2012-09-20 2013-06-18 情報記録媒体用ガラス基板の製造方法、情報記録媒体の製造方法および研磨パッド Active JP6328052B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012206985 2012-09-20
JP2012206985 2012-09-20
PCT/JP2013/066705 WO2014045653A1 (ja) 2012-09-20 2013-06-18 情報記録媒体用ガラス基板の製造方法

Publications (2)

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JPWO2014045653A1 JPWO2014045653A1 (ja) 2016-08-18
JP6328052B2 true JP6328052B2 (ja) 2018-05-23

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JP2014536623A Active JP6328052B2 (ja) 2012-09-20 2013-06-18 情報記録媒体用ガラス基板の製造方法、情報記録媒体の製造方法および研磨パッド

Country Status (5)

Country Link
JP (1) JP6328052B2 (zh)
CN (1) CN104603877B (zh)
MY (1) MY175952A (zh)
SG (2) SG11201501490WA (zh)
WO (1) WO2014045653A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11745303B2 (en) 2016-07-12 2023-09-05 Noritake Co., Limited Polishing body and manufacturing method therefor

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002092867A (ja) * 2000-09-21 2002-03-29 Hoya Corp 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
US6802955B2 (en) * 2002-01-11 2004-10-12 Speedfam-Ipec Corporation Method and apparatus for the electrochemical deposition and planarization of a material on a workpiece surface
JP4448766B2 (ja) * 2004-12-08 2010-04-14 信越化学工業株式会社 研磨方法
JP5242903B2 (ja) * 2006-09-29 2013-07-24 帝人コードレ株式会社 研磨布の製造方法
TWI432285B (zh) * 2007-02-01 2014-04-01 Kuraray Co 研磨墊及研磨墊之製法
KR20100028294A (ko) * 2008-09-04 2010-03-12 주식회사 코오롱 연마패드 및 그의 제조방법
JP5421635B2 (ja) * 2009-03-30 2014-02-19 富士紡ホールディングス株式会社 研磨パッド
JP5184448B2 (ja) * 2009-06-23 2013-04-17 富士紡ホールディングス株式会社 研磨パッド、その製造方法および研磨加工方法
JP2011025343A (ja) * 2009-07-24 2011-02-10 Toray Ind Inc 研磨パッドの製造方法
JP2010042508A (ja) * 2009-11-25 2010-02-25 Shin-Etsu Chemical Co Ltd 研磨方法
JP5598371B2 (ja) * 2011-02-21 2014-10-01 旭硝子株式会社 ガラス基板の研磨方法

Also Published As

Publication number Publication date
CN104603877B (zh) 2018-06-26
WO2014045653A1 (ja) 2014-03-27
JPWO2014045653A1 (ja) 2016-08-18
SG10201705207SA (en) 2017-07-28
MY175952A (en) 2020-07-16
CN104603877A (zh) 2015-05-06
SG11201501490WA (en) 2015-04-29

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