发明名称 |
PHOSPHOR WITH AFTERGLOW CHARACTERISTIC |
摘要 |
A phosphor exhibiting afterglow more intensely and persistently than (Sr, Eu, Dy)O.cndot.Al2O3 phosphors. The phoshor has a chemical composition comprising mainly an Eu2+ activated strontium aluminate phosphor substance as a matrix in which a part of the strontium (Sr) is substituted with at least one of Pb, Dy and Zn.
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申请公布号 |
CA2191333(C) |
申请公布日期 |
2006.08.01 |
申请号 |
CA19962191333 |
申请日期 |
1996.04.12 |
申请人 |
KABUSHIKI KAISHA TOKYO KAGAKU KENKYUSHO |
发明人 |
MORIYAMA, HIROFUMI;MORIYAMA, TOMOFUMI;GOTO, TERUO |
分类号 |
C09K11/64;C09K11/77;C09K11/80 |
主分类号 |
C09K11/64 |
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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