JP2015054794A5 - - Google Patents
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- Publication number
- JP2015054794A5 JP2015054794A5 JP2013188315A JP2013188315A JP2015054794A5 JP 2015054794 A5 JP2015054794 A5 JP 2015054794A5 JP 2013188315 A JP2013188315 A JP 2013188315A JP 2013188315 A JP2013188315 A JP 2013188315A JP 2015054794 A5 JP2015054794 A5 JP 2015054794A5
- Authority
- JP
- Japan
- Prior art keywords
- content
- recording medium
- magnetic recording
- glass
- substrate according
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 239000000758 substrate Substances 0.000 claims 17
- 239000011521 glass Substances 0.000 claims 14
- 229910018068 Li 2 O Inorganic materials 0.000 claims 13
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims 5
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims 4
- 229910004298 SiO 2 Inorganic materials 0.000 claims 4
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 claims 4
- 239000005345 chemically strengthened glass Substances 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 229910052708 sodium Inorganic materials 0.000 claims 2
- 229910021193 La 2 O 3 Inorganic materials 0.000 claims 1
- 229910010413 TiO 2 Inorganic materials 0.000 claims 1
- 238000003426 chemical strengthening reaction Methods 0.000 claims 1
- 230000009477 glass transition Effects 0.000 claims 1
- 238000005728 strengthening Methods 0.000 claims 1
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013188315A JP6131154B2 (ja) | 2013-09-11 | 2013-09-11 | 磁気記録媒体基板用ガラスおよび磁気記録媒体基板 |
| SG11201601861WA SG11201601861WA (en) | 2013-09-11 | 2014-09-10 | Glass for magnetic recording medium substrate and magnetic recording medium substrate |
| MYPI2016700847A MY176222A (en) | 2013-09-11 | 2014-09-10 | Glass for magnetic recording medium substrate and magnetic recording medium substrate |
| PCT/JP2014/073911 WO2015037609A1 (ja) | 2013-09-11 | 2014-09-10 | 磁気記録媒体基板用ガラスおよび磁気記録媒体基板 |
| CN201480049661.1A CN105518779A (zh) | 2013-09-11 | 2014-09-10 | 磁记录介质基板用玻璃及磁记录介质基板 |
| US15/021,204 US20160225396A1 (en) | 2013-09-11 | 2014-09-10 | Glass for magnetic recording medium substrate and magnetic recording medium substrate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013188315A JP6131154B2 (ja) | 2013-09-11 | 2013-09-11 | 磁気記録媒体基板用ガラスおよび磁気記録媒体基板 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2015054794A JP2015054794A (ja) | 2015-03-23 |
| JP2015054794A5 true JP2015054794A5 (OSRAM) | 2016-07-07 |
| JP6131154B2 JP6131154B2 (ja) | 2017-05-17 |
Family
ID=52665711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013188315A Active JP6131154B2 (ja) | 2013-09-11 | 2013-09-11 | 磁気記録媒体基板用ガラスおよび磁気記録媒体基板 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20160225396A1 (OSRAM) |
| JP (1) | JP6131154B2 (OSRAM) |
| CN (1) | CN105518779A (OSRAM) |
| MY (1) | MY176222A (OSRAM) |
| SG (1) | SG11201601861WA (OSRAM) |
| WO (1) | WO2015037609A1 (OSRAM) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6670462B2 (ja) * | 2015-12-04 | 2020-03-25 | 日本電気硝子株式会社 | 強化ガラス |
| JP7103219B2 (ja) * | 2016-05-27 | 2022-07-20 | Ａｇｃ株式会社 | 磁気記録媒体用ガラス、磁気記録媒体用ガラス基板および磁気ディスク |
| US10427972B2 (en) * | 2016-07-21 | 2019-10-01 | Corning Incorporated | Transparent silicate glasses with high fracture toughness |
| JP6694074B2 (ja) * | 2016-11-14 | 2020-05-13 | Hoya株式会社 | 磁気記録媒体基板用ガラス、磁気記録媒体基板、磁気記録媒体および磁気記録再生装置用ガラススペーサ |
| KR101911621B1 (ko) * | 2017-02-27 | 2018-10-24 | 주식회사 엘지화학 | 접합 유리 및 접합 유리의 제조 방법 |
| TW201920027A (zh) * | 2017-09-21 | 2019-06-01 | 美商康寧公司 | 具有高破裂韌性之透明可離子交換的矽酸鹽玻璃 |
| US11358898B2 (en) * | 2017-10-20 | 2022-06-14 | Corning Incorporated | Methods to improve ion exchange efficiency of glasses and glass ceramics |
| NL2020896B1 (en) | 2018-05-08 | 2019-11-14 | Corning Inc | Water-containing glass-based articles with high indentation cracking threshold |
| KR102755083B1 (ko) * | 2017-12-26 | 2025-01-21 | 니폰 덴키 가라스 가부시키가이샤 | 커버 유리 |
| JP7303482B2 (ja) * | 2017-12-26 | 2023-07-05 | 日本電気硝子株式会社 | カバーガラス |
| KR102584366B1 (ko) * | 2018-02-12 | 2023-10-04 | 삼성디스플레이 주식회사 | 유리 제품 및 그 제조 방법 |
| CN116854364A (zh) * | 2018-05-16 | 2023-10-10 | Hoya株式会社 | 磁记录介质基板用玻璃和磁记录再生装置用玻璃间隔物 |
| KR102711363B1 (ko) | 2018-06-08 | 2024-09-27 | 코닝 인코포레이티드 | 유리에서 내파괴성 응력 프로파일 |
| CN116798456A (zh) | 2018-08-07 | 2023-09-22 | Hoya株式会社 | 磁盘用基板以及磁盘 |
| TWI891613B (zh) | 2018-11-16 | 2025-08-01 | 美商康寧公司 | 用於透過蒸氣處理而強化之玻璃成分及方法 |
| JP7445186B2 (ja) * | 2018-12-07 | 2024-03-07 | 日本電気硝子株式会社 | ガラス |
| EP3969424B1 (en) | 2019-05-16 | 2024-11-13 | Corning Incorporated | Glass compositions and methods with steam treatment haze resistance |
| US12122711B2 (en) | 2019-05-16 | 2024-10-22 | Corning Incorporated | Steam strengthenable glass compositions with low phosphorous content |
| US12404204B2 (en) | 2019-05-16 | 2025-09-02 | Corning Incorporated | Glasses with modified young's modulus profile |
| KR20220004834A (ko) * | 2019-06-03 | 2022-01-11 | 코닝 인코포레이티드 | 알칼리 금속-함유 디스플레이 유리들 |
| US11688424B2 (en) * | 2019-07-22 | 2023-06-27 | Hoya Corporation | Glass for magnetic recording medium substrate, magnetic recording medium substrate, magnetic recording medium, glass spacer for magnetic recording and reproducing apparatus, and magnetic recording and reproducing apparatus |
| CN114901608B (zh) * | 2019-11-27 | 2024-04-09 | 康宁股份有限公司 | 含y2o3的玻璃组合物、基材、及制品 |
| US11999652B2 (en) | 2019-12-13 | 2024-06-04 | Hoya Corporation | Glass for magnetic recording medium substrate or for glass spacer to be used in magnetic recording/reproducing device, magnetic recording medium substrate, magnetic recording medium, glass spacer to be used in magnetic recording/reproducing device, and magnetic recording/reproducing device |
| US11951713B2 (en) | 2020-12-10 | 2024-04-09 | Corning Incorporated | Glass with unique fracture behavior for vehicle windshield |
| US12122714B2 (en) | 2020-12-10 | 2024-10-22 | Corning Incorporated | Glass with unique fracture behavior for vehicle windshield |
| WO2024053056A1 (ja) * | 2022-09-08 | 2024-03-14 | Hoya株式会社 | 磁気記録媒体基板用または磁気記録再生装置用ガラススペーサ用のガラス、磁気記録媒体基板、磁気記録媒体、磁気記録再生装置用ガラススペーサおよび磁気記録再生装置 |
| CN118184398A (zh) * | 2024-05-17 | 2024-06-14 | 合肥商德应用材料有限公司 | 一种提高氧化铝陶瓷强度的处理方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61101433A (ja) * | 1984-10-20 | 1986-05-20 | Nippon Sheet Glass Co Ltd | 化学強化用ガラス組成物 |
| US5972460A (en) * | 1996-12-26 | 1999-10-26 | Hoya Corporation | Information recording medium |
| JP3412804B2 (ja) * | 1996-12-26 | 2003-06-03 | Ｈｏｙａ株式会社 | 情報記録媒体用基板 |
| JP2000313634A (ja) * | 1999-02-25 | 2000-11-14 | Nippon Sheet Glass Co Ltd | ガラス組成物およびその製造方法、ならびにそれを用いた情報記録媒体用基板、情報記録媒体および情報記録装置 |
| JP4017466B2 (ja) * | 2001-12-04 | 2007-12-05 | 岡本硝子株式会社 | 耐熱性ガラス |
| US8119267B2 (en) * | 2007-09-28 | 2012-02-21 | Hoya Corporation | Glass substrate for magnetic disk and manufacturing method of the same |
| US8652660B2 (en) * | 2010-12-21 | 2014-02-18 | Hoya Corporation | Glass substrate for magnetic recording medium and its use |
| JP5896338B2 (ja) * | 2011-01-18 | 2016-03-30 | 日本電気硝子株式会社 | 強化用ガラスの製造方法及び強化ガラス板の製造方法 |
| US8885447B2 (en) * | 2012-03-29 | 2014-11-11 | Hoya Corporation | Glass for magnetic recording medium substrate, glass substrate for magnetic recording medium, and their use |
| MY169221A (en) * | 2012-03-29 | 2019-03-19 | Hoya Corp | Glass for magnetic recording medium substrate, glass substrate for magnetic recording medium, and their use |
| JP6147735B2 (ja) * | 2012-05-16 | 2017-06-14 | Hoya株式会社 | 磁気記録媒体基板用ガラスおよびその利用 |
-
2013
- 2013-09-11 JP JP2013188315A patent/JP6131154B2/ja active Active
-
2014
- 2014-09-10 CN CN201480049661.1A patent/CN105518779A/zh active Pending
- 2014-09-10 SG SG11201601861WA patent/SG11201601861WA/en unknown
- 2014-09-10 WO PCT/JP2014/073911 patent/WO2015037609A1/ja not_active Ceased
- 2014-09-10 US US15/021,204 patent/US20160225396A1/en not_active Abandoned
- 2014-09-10 MY MYPI2016700847A patent/MY176222A/en unknown
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