| 发明名称 |
Phosphor composition with a coating of colloidal SiO2 particles and an oxygen compound of magnesium, calcium, barium, zinc, or aluminum |
| 摘要 |
The invention relates to a display screen having a phosphor layer of a phosphor composition of a phosphor coated with an oxygen compound of one of the elements magnesium, calcium, barium, zinc and aluminium, and with colloidal SiO2 having an average particle size of 70 nm</=d</=130 nm. The invention further relates to a phosphor composition of a phosphor coated with an oxygen compound of one of the elements magnesium, calcium, barium, zinc and aluminium, and with colloidal SiO2 having an average particle size of 70</=d</=130 nm, and to a method of manufacturing the phosphor composition.
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| 申请公布号 |
US6013979(A) |
申请公布日期 |
2000.01.11 |
| 申请号 |
US19970878918 |
申请日期 |
1997.06.19 |
| 申请人 |
U.S. PHILIPS CORPORATION |
发明人 |
PICHT, FRIEDERIKE;BREDOL, MICHAEL;OPITZ, JOACHIM;VOLLEBREGT, FRANS |
| 分类号 |
C09K11/08;C09K11/02;H01J29/18;H01J29/20;H01J29/22;H01J29/32;(IPC1-7):H01J29/10;C09K11/54;H01J31/00 |
主分类号 |
C09K11/08 |
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