SG176884A1 - Manufacturing method of magnetic disk-use glass substrate, and magnetic disk - Google Patents
Manufacturing method of magnetic disk-use glass substrate, and magnetic disk Download PDFInfo
- Publication number
- SG176884A1 SG176884A1 SG2011093226A SG2011093226A SG176884A1 SG 176884 A1 SG176884 A1 SG 176884A1 SG 2011093226 A SG2011093226 A SG 2011093226A SG 2011093226 A SG2011093226 A SG 2011093226A SG 176884 A1 SG176884 A1 SG 176884A1
- Authority
- SG
- Singapore
- Prior art keywords
- glass substrate
- round hole
- glass
- magnetic disk
- become
- Prior art date
Links
- 239000011521 glass Substances 0.000 title claims abstract description 325
- 239000000758 substrate Substances 0.000 title claims abstract description 233
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000006124 Pilkington process Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- 238000005498 polishing Methods 0.000 description 32
- 230000002093 peripheral effect Effects 0.000 description 25
- 239000005357 flat glass Substances 0.000 description 19
- 239000010410 layer Substances 0.000 description 19
- 239000000463 material Substances 0.000 description 19
- 238000000034 method Methods 0.000 description 15
- 238000004080 punching Methods 0.000 description 12
- 239000000126 substance Substances 0.000 description 9
- 239000006061 abrasive grain Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 7
- 239000005354 aluminosilicate glass Substances 0.000 description 6
- 229910003460 diamond Inorganic materials 0.000 description 6
- 239000010432 diamond Substances 0.000 description 6
- 238000007598 dipping method Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 229910000420 cerium oxide Inorganic materials 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 229910052814 silicon oxide Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052593 corundum Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 229910001845 yogo sapphire Inorganic materials 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000005345 chemically strengthened glass Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910001415 sodium ion Inorganic materials 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 101100348017 Drosophila melanogaster Nazo gene Proteins 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 241001274216 Naso Species 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000005329 float glass Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000010702 perfluoropolyether Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910001414 potassium ion Chemical group 0.000 description 1
- 235000010333 potassium nitrate Nutrition 0.000 description 1
- 239000004323 potassium nitrate Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000005361 soda-lime glass Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 235000010344 sodium nitrate Nutrition 0.000 description 1
- 239000004317 sodium nitrate Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009224201 | 2009-09-29 | ||
| PCT/JP2010/066895 WO2011040431A1 (ja) | 2009-09-29 | 2010-09-29 | 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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG176884A1 true SG176884A1 (en) | 2012-01-30 |
Family
ID=43826247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG2011093226A SG176884A1 (en) | 2009-09-29 | 2010-09-29 | Manufacturing method of magnetic disk-use glass substrate, and magnetic disk |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP5600321B2 (zh) |
| CN (1) | CN102473421B (zh) |
| MY (1) | MY184326A (zh) |
| SG (1) | SG176884A1 (zh) |
| WO (1) | WO2011040431A1 (zh) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2973354B2 (ja) * | 1996-04-18 | 1999-11-08 | 日本板硝子株式会社 | ディスク用ガラス基板 |
| JP4058542B2 (ja) * | 1997-05-30 | 2008-03-12 | 三星ダイヤモンド工業株式会社 | 基板ブレイク装置、基板ブレイク方法、基板分断装置および基板分断システム |
| JPH1110591A (ja) * | 1997-06-17 | 1999-01-19 | Hoya Corp | 切断装置 |
| DE10030388A1 (de) * | 2000-06-21 | 2002-01-03 | Schott Glas | Verfahren zur Herstellung von Glassubstraten für elektronische Speichermedien |
| JP3981374B2 (ja) * | 2004-09-29 | 2007-09-26 | 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 |
| JP4424675B2 (ja) * | 2005-03-28 | 2010-03-03 | Ｈｏｙａ株式会社 | 磁気ディスク用ガラス基板の製造方法、並びに、磁気ディスクの製造方法 |
| JP5467706B2 (ja) * | 2006-03-24 | 2014-04-09 | 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 |
-
2010
- 2010-09-29 WO PCT/JP2010/066895 patent/WO2011040431A1/ja active Application Filing
- 2010-09-29 SG SG2011093226A patent/SG176884A1/en unknown
- 2010-09-29 CN CN201080026519.7A patent/CN102473421B/zh active Active
- 2010-09-29 MY MYPI2011006228A patent/MY184326A/en unknown
- 2010-09-29 JP JP2011534264A patent/JP5600321B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2011040431A1 (ja) | 2013-02-28 |
| JP5600321B2 (ja) | 2014-10-01 |
| WO2011040431A1 (ja) | 2011-04-07 |
| MY184326A (en) | 2021-04-01 |
| CN102473421A (zh) | 2012-05-23 |
| CN102473421B (zh) | 2015-07-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4185266B2 (ja) | 情報記録媒体用基板の製造方法 | |
| JP5297549B2 (ja) | 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 | |
| US8821735B2 (en) | Manufacturing method of a glass substrate for a magnetic disk | |
| JP5321594B2 (ja) | ガラス基板の製造方法、および磁気記録媒体の製造方法 | |
| JP5577290B2 (ja) | 磁気情報記録媒体用ガラス基板の製造方法 | |
| JP2010080025A (ja) | 磁気ディスク用基板及び磁気ディスク | |
| WO2010041537A1 (ja) | ガラス基板の製造方法、および磁気記録媒体の製造方法 | |
| WO2010041536A1 (ja) | ガラス基板の製造方法、および磁気記録媒体の製造方法 | |
| JP2003173518A (ja) | 磁気記録媒体用ガラス基板の製造方法、及び磁気記録媒体の製造方法 | |
| WO2011021478A1 (ja) | ガラス基板の製造方法、ガラス基板、磁気記録媒体の製造方法および磁気記録媒体 | |
| JP5781845B2 (ja) | Ｈｄｄ用ガラス基板、ｈｄｄ用ガラス基板の製造方法、及びｈｄｄ用磁気記録媒体 | |
| WO2013001722A1 (ja) | Ｈｄｄ用ガラス基板の製造方法 | |
| SG176884A1 (en) | Manufacturing method of magnetic disk-use glass substrate, and magnetic disk | |
| JP6225248B2 (ja) | 磁気ディスク用ガラス基板、熱アシスト磁気記録用磁気ディスク、及び、熱アシスト磁気記録用磁気ディスクの製造方法 | |
| JP5859757B2 (ja) | Ｈｄｄ用ガラス基板の製造方法 | |
| JP5111818B2 (ja) | 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 | |
| JP4484162B2 (ja) | 磁気ディスク用ガラス基板、磁気ディスクおよび磁気ディスク用ガラス基板の製造方法 | |
| JP2000203888A (ja) | 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、並びに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。 | |
| WO2014103284A1 (ja) | 情報記録媒体用ガラス基板の製造方法 | |
| US20100247976A1 (en) | Glass substrate for a magnetic disk and method of manufacturing the same | |
| WO2012090378A1 (ja) | 磁気情報記録媒体用ガラス基板の製造方法 | |
| CN109285565B (zh) | 磁盘用玻璃基板的制造方法和磁盘的制造方法 | |
| JP5360331B2 (ja) | Ｈｄｄ用ガラス基板の製造方法 | |
| JP2013012282A (ja) | Ｈｄｄ用ガラス基板の製造方法 | |
| JP2012203959A (ja) | 磁気情報記録媒体用ガラス基板の製造方法 |