| 申请日期 | 2025-06-28 | 申请号 | US11205176 |
| 公开（公告）号 | US20060063009A1 | 公开（公告）日 | 2006-03-23 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | NAITOU TAKASHI; MIYATA MOTOYUKI; AKATA HIROYUKI; SAWAI YUICHI; SHIONO OSAMU; HIRANO TATSUMI; YAMAMOTO HIROKI; MOMOSE HIDETO; MIWA TAKAO; KOZONO YUZO | ||
| 简介 | The present invention is envisioned to provide a high-strength glass which is applicable to the objective of size and weight reduction. A compression stress layer is formed in a surface portion of an oxide-based glass containing at least one rare earth element selected from the group consisting of Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu and further containing at least Si element and an alkali metal element. | ||
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