| 发明名称 |
SILICATE PHOSPHOR EXHIBITING HIGH LIGHT EMISSION CHARACTERISTICS AND MOISTURE RESISTANCE, AND LIGHT EMITTING DEVICE |
| 摘要 |
A silicate phosphor having a coating layer comprising a fluorine-containing compound on its surface which is obtained by a method of heating a mixture of 100 weight parts of a silicate phosphor and 0.5-15 weight parts of ammonium fluoride at a temperature in the range of 200 to 600° C. exhibits high light emission intensity and high moisture resistance. |
| 申请公布号 |
US2014054634(A1) |
申请公布日期 |
2014.02.27 |
| 申请号 |
US201113988548 |
申请日期 |
2011.11.22 |
| 申请人 |
FUKUDA KOUICHI;AMAGAI JIN;NOGUCHI SEIJI;INAGAKI TORU;TANAKA MASAKI;UBE MATERIAL INDUSTRIES ,LTD. |
发明人 |
FUKUDA KOUICHI;AMAGAI JIN;NOGUCHI SEIJI;INAGAKI TORU;TANAKA MASAKI |
| 分类号 |
H01L33/50 |
主分类号 |
H01L33/50 |
| 代理机构 |
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