| 发明名称 |
Glass composition for crystallized glass |
| 摘要 |
A polished glass disk medium substrate suitable for use as a substrate for a hard disk, a hard disk containing the substrate and methods for making the substrate. The substrate containing glass forming raw materials may be formed so as to have a Young's modulus of 110 or higher.
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| 申请公布号 |
US6642162(B2) |
申请公布日期 |
2003.11.04 |
| 申请号 |
US20010822331 |
申请日期 |
2001.04.02 |
| 申请人 |
MINOLTA CO., LTD. |
发明人 |
NAGATA HIDEKI;YUKI HIROSHI;MORI TOSHIHARU;KAWAI HIDEKI;ISHIMARU KAZUHIKO |
| 分类号 |
C03C3/085;C03C10/00;C03C10/02;C03C10/04;C03C10/08;C03C19/00;(IPC1-7):C03C10/04 |
主分类号 |
C03C3/085 |
| 代理机构 |
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