MY137347A - Method for machining a glass substrate or a glass-ceramic substrate for an information storage medium - Google Patents

Method for machining a glass substrate or a glass-ceramic substrate for an information storage medium

Info

Publication number
MY137347A
MY137347A MYPI20001130A MYPI20001130A MY137347A MY 137347 A MY137347 A MY 137347A MY PI20001130 A MYPI20001130 A MY PI20001130A MY PI20001130 A MYPI20001130 A MY PI20001130A MY 137347 A MY137347 A MY 137347A
Authority
MY
Malaysia
Prior art keywords
substrate
glass
storage medium
information storage
machining
Prior art date
Application number
MYPI20001130A
Inventor
Naoyuki Goto
Takayuki Kishi
Original Assignee
Ohara Kk
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 Ohara Kk filed Critical Ohara Kk
Publication of MY137347A publication Critical patent/MY137347A/en

Links

Landscapes

  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Surface Treatment Of Glass (AREA)
  • Glass Compositions (AREA)
  • Magnetic Record Carriers (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

A METHOD FOR MANUFACTURING A GLASS SUBSTRATE OR A GLASS CERAMIC SUBSTRATE FOR AN INFORMATION STORAGE MEDIUM INCLUDES STEPS TO PRIMARY LAPPING FOR LAPPING THE SUBSTRATE WITH DIAMOND PELLETS AND SECONDARY MACHINING FOR SUBSEQUENTLY PRECISION GRINDING THE SUBSTRATE WITH A DIAMOND PAD WHICH COMPRISES A MULTIPLICITY OF TILE-SHAPED PROJECTIONS HAVING FLAT TOP SURFACES AND HAVING DIAMOND ABRASIVE GRAINSFIXED TO A RESIN BASE.
MYPI20001130A 1999-03-24 2000-03-22 Method for machining a glass substrate or a glass-ceramic substrate for an information storage medium MY137347A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7932799 1999-03-24
JP2000070704A JP4049510B2 (en) 1999-03-24 2000-03-14 Processing method of glass substrate material or glass ceramic substrate material for information storage medium

Publications (1)

Publication Number Publication Date
MY137347A true MY137347A (en) 2009-01-30

Family

ID=26420345

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20001130A MY137347A (en) 1999-03-24 2000-03-22 Method for machining a glass substrate or a glass-ceramic substrate for an information storage medium

Country Status (2)

Country Link
JP (1) JP4049510B2 (en)
MY (1) MY137347A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7316500A (en) 1999-09-21 2001-04-24 Kabushiki Kaisha Ohara Holding member for information storage disk and information storage disk drive device
US7169031B1 (en) 2005-07-28 2007-01-30 3M Innovative Properties Company Self-contained conditioning abrasive article
US7494519B2 (en) 2005-07-28 2009-02-24 3M Innovative Properties Company Abrasive agglomerate polishing method
JP2011040145A (en) * 2009-07-17 2011-02-24 Ohara Inc Method for manufacturing substrate for information storage medium
US8603350B2 (en) 2009-07-17 2013-12-10 Ohara Inc. Method of manufacturing substrate for information storage media
JP2012064295A (en) * 2009-11-10 2012-03-29 Showa Denko Kk Method for manufacturing glass substrate for magnetic recording medium
JP5624829B2 (en) * 2010-08-17 2014-11-12 昭和電工株式会社 Method for manufacturing glass substrate for magnetic recording medium
JP2012089221A (en) * 2010-10-22 2012-05-10 Showa Denko Kk Method for manufacturing glass substrate for magnetic recording medium
EP3936484B1 (en) 2019-03-06 2024-04-17 Ohara, Inc. Crystallized glass article
WO2023136225A1 (en) * 2022-01-14 2023-07-20 Ａｇｃ株式会社 Crystallized glass, glass substrate for high frequency device, high frequency filter device, liquid crystal antenna, amorphous glass and method for producing crystallized glass

Also Published As

Publication number Publication date
JP2000339672A (en) 2000-12-08
JP4049510B2 (en) 2008-02-20

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