JP2001511579A5 - - Google Patents
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- Publication number
- JP2001511579A5 JP2001511579A5 JP2000504956A JP2000504956A JP2001511579A5 JP 2001511579 A5 JP2001511579 A5 JP 2001511579A5 JP 2000504956 A JP2000504956 A JP 2000504956A JP 2000504956 A JP2000504956 A JP 2000504956A JP 2001511579 A5 JP2001511579 A5 JP 2001511579A5
- Authority
- JP
- Japan
- Prior art keywords
- ceramic substrate
- substrate
- molten glass
- alumina
- temperature
- 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.)
- Pending
Links
- 239000000758 substrate Substances 0.000 description 24
- 239000000919 ceramic Substances 0.000 description 18
- 239000006060 molten glass Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 7
- 239000011521 glass Substances 0.000 description 5
- 239000002131 composite material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000001354 calcination Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5441497P | 1997-07-31 | 1997-07-31 | |
| US60/054,414 | 1997-07-31 | ||
| PCT/US1998/015275 WO1999006154A1 (en) | 1997-07-31 | 1998-07-23 | Memory disc substrate with defect free surface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001511579A JP2001511579A (ja) | 2001-08-14 |
| JP2001511579A5 true JP2001511579A5 (https=) | 2006-01-05 |
Family
ID=21990908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000504956A Pending JP2001511579A (ja) | 1997-07-31 | 1998-07-23 | 欠陥の無い表面を備えたディスクメモリ基板 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5993914A (https=) |
| EP (1) | EP1023128B1 (https=) |
| JP (1) | JP2001511579A (https=) |
| KR (1) | KR20010022455A (https=) |
| DE (1) | DE69823854T2 (https=) |
| WO (1) | WO1999006154A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150367607A1 (en) * | 2013-02-21 | 2015-12-24 | Corning Incorporated | Methods of forming strengthened sintered glass structures |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3524918A (en) * | 1967-09-04 | 1970-08-18 | Tokyo Shibaura Electric Co | Electrically-heated glass-melting apparatus |
| US3862830A (en) * | 1973-07-18 | 1975-01-28 | Rca Corp | Method of forming vitreous enclosures for liquid crystal cells |
| US4020234A (en) * | 1974-01-02 | 1977-04-26 | International Business Machines Corporation | High-alumina content compositions containing BaO-MgO-SiO2 glass and sintered ceramic articles made therefrom |
| JPS6025398B2 (ja) * | 1980-12-27 | 1985-06-18 | セントラル硝子株式会社 | グレ−ズドセラミック基板 |
| JPS60127532A (ja) * | 1983-12-14 | 1985-07-08 | Hitachi Ltd | 磁気ディスク基板とその製造方法 |
| JPS60138730A (ja) * | 1983-12-27 | 1985-07-23 | Kyocera Corp | 磁気デイスク用基板 |
| JPS6148123A (ja) * | 1984-08-15 | 1986-03-08 | Sumitomo Special Metals Co Ltd | 記録デイスク用基板の製造方法 |
| JPS6288137A (ja) * | 1985-10-14 | 1987-04-22 | Sumitomo Special Metals Co Ltd | 磁気ディスク用基板の製造方法 |
| JPS62120629A (ja) * | 1985-11-20 | 1987-06-01 | Sumitomo Special Metals Co Ltd | 磁気ディスク及びその製造方法 |
| JPS62151358A (ja) * | 1985-12-26 | 1987-07-06 | Toshiba Corp | サ−マルヘツド |
| US4738885A (en) * | 1986-02-24 | 1988-04-19 | Kyocera Corporation | Magnetic disk, substrate therefor and process for preparation thereof |
| US4971932B1 (en) * | 1989-02-24 | 1995-01-03 | Corning Glass Works | Magnetic memory storage devices |
-
1998
- 1998-07-23 KR KR1020007001040A patent/KR20010022455A/ko not_active Withdrawn
- 1998-07-23 EP EP98935960A patent/EP1023128B1/en not_active Expired - Lifetime
- 1998-07-23 JP JP2000504956A patent/JP2001511579A/ja active Pending
- 1998-07-23 DE DE69823854T patent/DE69823854T2/de not_active Expired - Fee Related
- 1998-07-23 WO PCT/US1998/015275 patent/WO1999006154A1/en not_active Ceased
- 1998-07-31 US US09/126,997 patent/US5993914A/en not_active Expired - Fee Related
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