| 发明名称 | Silicate-based phosphor | ||
| 摘要 | The invention relates to co-activated silicate based phosphors. The invention further relates to the method of preparing these phosphors and to the use of these phosphors in electronic and electrooptical devices, in particular in light emitting diodes (LEDs) and solar cells. The invention further relates to illumination units comprising said phosphors. | ||
| 申请公布号 | US8975619(B2) | 申请公布日期 | 2015.03.10 |
| 申请号 | US201113818784 | 申请日期 | 2011.07.28 |
| 申请人 | Merck Patent GmbH | 发明人 | Okura Hiroshi;Wakimoto Takeo;Ohmi Koutoku;Miyamoto Yoshinobu |
| 分类号 | H01L29/08;C09K11/08;C09K11/59;C09K11/77;H01L33/50;H05B33/14 | 主分类号 | H01L29/08 |
| 代理机构 | Millen, White, Zelano & Branigan, P.C. | 代理人 | Millen, White, Zelano & Branigan, P.C. |
| 主权项 | 1. A compound of formula I (Ax, By, M1−x−y)SiO3.(SiO2)n (I) wherein M is at least one cation selected from the group consisting of Ca, Sr, and Ba, A is at least one element selected from the group consisting of Sc3+, Y3+, La3+, Ce3+, Pr3+, Nd3+, Pm3+, Sm3+, Sm3+, Eu3+, Gd3+, Tb3+, Tb3+, Dy3+, Ho3+, Er3+, Tm3+, Yb3+, Lu3+, Bi3+, Pb2+, Mn2+, Yb2+, Sm2+, Eu2+, Dy2+, and Ho2+, B is at least one element selected from the group consisting of Sc3+, Y3+, La3+, Ce3+, Pr3+, Nd3+, Pm3+, Sm3+, Sm3+, Eu3+, Gd3+, Tb3+, Tb3+, Dy3+, Ho3+, Er3+, Tm3+, Yb3+, Lu3+, Bi3+, Pb2+, Mn2+, Yb2+, Sm2+, Eu2+, Dy2+, and Ho2+, 0<n≦10, 0<x≦0.3 and 0<y≦0.3. | ||
| 地址 | Darmstadt DE | ||