发明名称 |
Preparation of high emission efficiency alkaline earth metal thiogallate phosphors |
摘要 |
A method of forming high efficiency emission alkali metal activated gallium sulfide phosphors by including an excess of 1-7% of gallium. A solution of a soluble gallium salt is added to a sulfate precipitate of an alkali metal sulfate and firing in hydrogen sulfide atmosphere at temperatures up to about 900° C.
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申请公布号 |
US2002014614(A1) |
申请公布日期 |
2002.02.07 |
申请号 |
US20010860018 |
申请日期 |
2001.05.17 |
申请人 |
YOCOM PERRY NIEL;ZAREMBA DIANE |
发明人 |
YOCOM PERRY NIEL;ZAREMBA DIANE |
分类号 |
C09K11/62;C09K11/08;C09K11/77;(IPC1-7):C09K11/62;C09K11/56 |
主分类号 |
C09K11/62 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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