MY192422A - Polishing composition, method for polishing substrate, method for producing substrate, and magnetic disk substrate - Google Patents

Polishing composition, method for polishing substrate, method for producing substrate, and magnetic disk substrate

Info

Publication number
MY192422A
MY192422A MYPI2017701046A MYPI2017701046A MY192422A MY 192422 A MY192422 A MY 192422A MY PI2017701046 A MYPI2017701046 A MY PI2017701046A MY PI2017701046 A MYPI2017701046 A MY PI2017701046A MY 192422 A MY192422 A MY 192422A
Authority
MY
Malaysia
Prior art keywords
substrate
polishing
polishing composition
magnetic disk
producing
Prior art date
Application number
MYPI2017701046A
Inventor
Matsunami Yasushi
Otsu Taira
oshima Takahiro
Yokomichi Noritaka
Original Assignee
Fujimi Inc
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 Fujimi Inc filed Critical Fujimi Inc
Publication of MY192422A publication Critical patent/MY192422A/en

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Landscapes

  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)

Abstract

Provided is a polishing composition capable of achieving a high polishing rate with reduced occurrence of surface defects. The present invention provides a polishing composition comprising an abrasive. The abrasive has a standard deviation Stdev30 of particle diameter in a range of 300 nm to 2000 nm based on its light scattering intensity distribution obtained at a detection angle of 30? by dynamic light scattering.
MYPI2017701046A 2016-03-31 2017-03-27 Polishing composition, method for polishing substrate, method for producing substrate, and magnetic disk substrate MY192422A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016071363A JP6637816B2 (en) 2016-03-31 2016-03-31 Polishing composition, substrate polishing method and substrate manufacturing method

Publications (1)

Publication Number Publication Date
MY192422A true MY192422A (en) 2022-08-19

Family

ID=60006348

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2017701046A MY192422A (en) 2016-03-31 2017-03-27 Polishing composition, method for polishing substrate, method for producing substrate, and magnetic disk substrate

Country Status (2)

Country Link
JP (1) JP6637816B2 (en)
MY (1) MY192422A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7667079B2 (en) * 2019-06-17 2025-04-22 株式会社フジミインコーポレーテッド Polishing composition
JP7041714B2 (en) * 2019-06-26 2022-03-24 花王株式会社 Abrasive liquid composition for silicon oxide film
JP7803851B2 (en) * 2019-09-04 2026-01-21 シーエムシー マテリアルズ リミティド ライアビリティ カンパニー Polysilicon CMP composition and method
CN116000720A (en) * 2022-11-29 2023-04-25 湖南工商大学 Grinding wheel characteristic measuring device in vertical shaft plane grinding and dynamic abrasive grain analysis method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5377117B2 (en) * 2009-07-01 2013-12-25 花王株式会社 Method for detecting non-spherical particles in a particle dispersion
JP5890088B2 (en) * 2010-07-26 2016-03-22 山口精研工業株式会社 Abrasive composition
JP5661950B2 (en) * 2011-12-29 2015-01-28 Hoya株式会社 Manufacturing method of glass substrate for magnetic disk
JP6412714B2 (en) * 2014-04-16 2018-10-24 株式会社フジミインコーポレーテッド Polishing composition
JP5853117B1 (en) * 2014-06-30 2016-02-09 花王株式会社 Polishing liquid composition for magnetic disk substrate

Also Published As

Publication number Publication date
JP2017182858A (en) 2017-10-05
JP6637816B2 (en) 2020-01-29

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