| 发明名称 | High-refractive-index glass | ||
| 摘要 | Provided is a high refractive index glass, comprising, as a glass composition in terms of mass %, 0.1 to 60% of SiO2+Al2O3+B2O3, having a mass ratio (BaO+La2O3+Nb2O5+TiO2+ZrO2)/(SiO2+Al2O3+B2O3) of 0.1 to 50, amass ratio (MgO+CaO+SrO+BaO)/(BaO+La2O3+Nb2O5+TiO2+ZrO2) of 0 to 10, and a mass ratio (TiO2+ZrO2)/(BaO+La2O3+Nb2O5) of 0.001 to 40, and having a refractive index nd of 1.55 to 2.3. | ||
| 申请公布号 | US9206074(B2) | 申请公布日期 | 2015.12.08 |
| 申请号 | US201113885213 | 申请日期 | 2011.12.07 |
| 申请人 | NIPPON ELECTRIC GLASS CO., LTD. | 发明人 | Yanase Tomoki;Murata Takashi |
| 分类号 | C03C3/097;C03C3/095;C03C3/062;C03C3/068;C03C3/087;C03C3/064;C03C3/091;C03C3/093;H01L31/0392;H01L51/00;H01L51/52 | 主分类号 | C03C3/097 |
| 代理机构 | Wenderoth, Lind & Ponack, L.L.P. | 代理人 | Wenderoth, Lind & Ponack, L.L.P. |
| 主权项 | 1. A high refractive index glass sheet, comprising, as a glass composition in terms of mass %, 0.1 to 20% of TiO2, 0 to 10% of CaO, 10 to 50% of MgO+CaO+SrO, 40 to 60% of SiO2+Al2O3+B2O3 and 0 to 2% of Li2O+Na2O+K2O, having a mass ratio (BaO+La2O3+Nb2O5+TiO2+ZrO2)/(SiO2+Al2O3+B2O3) of 0.1 to 1.25, a mass ratio (MgO+CaO+SrO+BaO)/(BaO+La2O3+Nb2O5+TiO2+ZrO2) of 0.2 to 10, and a mass ratio (TiO2+ZrO2)/(BaO+La2O3+Nb2O5) of 0.001 to 40, and having a refractive index nd of 1.55 to 2.3. | ||
| 地址 | Shiga JP | ||