SG11201604589SA - Magnetic-disk substrate and magnetic-disk - Google Patents
Magnetic-disk substrate and magnetic-diskInfo
- Publication number
- SG11201604589SA SG11201604589SA SG11201604589SA SG11201604589SA SG11201604589SA SG 11201604589S A SG11201604589S A SG 11201604589SA SG 11201604589S A SG11201604589S A SG 11201604589SA SG 11201604589S A SG11201604589S A SG 11201604589SA SG 11201604589S A SG11201604589S A SG 11201604589SA
- Authority
- SG
- Singapore
- Prior art keywords
- magnetic
- disk
- substrate
- disk substrate
- Prior art date
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
- G11B5/62—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
-
- G11B5/7315—
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013271530 | 2013-12-27 | ||
| PCT/JP2014/084699 WO2015099177A1 (ja) | 2013-12-27 | 2014-12-26 | 磁気ディスク用基板および磁気ディスク |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201604589SA true SG11201604589SA (en) | 2016-07-28 |
Family
ID=53479015
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG10201704694XA SG10201704694XA (en) | 2013-12-27 | 2014-12-26 | Magnetic-disk substrate and magnetic disk |
| SG11201604589SA SG11201604589SA (en) | 2013-12-27 | 2014-12-26 | Magnetic-disk substrate and magnetic-disk |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG10201704694XA SG10201704694XA (en) | 2013-12-27 | 2014-12-26 | Magnetic-disk substrate and magnetic disk |
Country Status (5)
| Country | Link |
|---|---|
| JP (2) | JP5922313B2 (ja) |
| CN (2) | CN105830156B (ja) |
| MY (1) | MY183814A (ja) |
| SG (2) | SG10201704694XA (ja) |
| WO (1) | WO2015099177A1 (ja) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4274708B2 (ja) * | 2001-05-14 | 2009-06-10 | Ｈｏｙａ株式会社 | 磁気記録媒体用ガラス基板及びその製造方法 |
| JP4767476B2 (ja) * | 2002-10-22 | 2011-09-07 | 昭和電工株式会社 | 磁気ディスク用アルミニウム基板の製造方法 |
| JP2006099945A (ja) * | 2004-08-30 | 2006-04-13 | Showa Denko Kk | 磁気記録媒体用ガラス基板および磁気記録媒体 |
| JP2007087533A (ja) * | 2005-09-22 | 2007-04-05 | Showa Denko Kk | 磁気記録媒体用シリコン基板および磁気記録媒体 |
| JP2008282539A (ja) * | 2008-08-25 | 2008-11-20 | Hoya Corp | 磁気記録媒体用ガラス基板及びその製造方法 |
| JP2012024899A (ja) * | 2010-07-26 | 2012-02-09 | Showa Denko Kk | 円盤状基板の製造方法、研磨装置およびプログラム |
| US9202505B2 (en) * | 2010-12-28 | 2015-12-01 | Konica Minolta, Inc. | Method for manufacturing glass substrate for magnetic recording medium |
| JP5327275B2 (ja) * | 2011-05-27 | 2013-10-30 | 旭硝子株式会社 | 端面研磨ブラシ及び磁気記録媒体用ガラス基板の製造方法 |
| US8233233B1 (en) * | 2011-06-30 | 2012-07-31 | Seagate Technology Llc | Devices including a write pole tip with a convex shape |
| CN104700850A (zh) * | 2013-12-06 | 2015-06-10 | 株式会社东芝 | 垂直磁记录介质和垂直磁记录介质的制造方法 |
-
2014
- 2014-12-26 CN CN201480069623.2A patent/CN105830156B/zh active Active
- 2014-12-26 SG SG10201704694XA patent/SG10201704694XA/en unknown
- 2014-12-26 MY MYPI2016702083A patent/MY183814A/en unknown
- 2014-12-26 SG SG11201604589SA patent/SG11201604589SA/en unknown
- 2014-12-26 WO PCT/JP2014/084699 patent/WO2015099177A1/ja active Application Filing
- 2014-12-26 CN CN201710918833.XA patent/CN107665716B/zh active Active
- 2014-12-26 JP JP2015537073A patent/JP5922313B2/ja active Active
-
2016
- 2016-04-13 JP JP2016080503A patent/JP6452639B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| MY183814A (en) | 2021-03-17 |
| CN105830156B (zh) | 2017-10-20 |
| CN105830156A (zh) | 2016-08-03 |
| CN107665716B (zh) | 2019-12-24 |
| JP6452639B2 (ja) | 2019-01-16 |
| CN107665716A (zh) | 2018-02-06 |
| JPWO2015099177A1 (ja) | 2017-03-23 |
| JP5922313B2 (ja) | 2016-05-24 |
| SG10201704694XA (en) | 2017-07-28 |
| JP2016154060A (ja) | 2016-08-25 |
| WO2015099177A1 (ja) | 2015-07-02 |
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