发明名称 |
Pigment coated phosphor and high contrast color television cathode ray tube using same |
摘要 |
Pigment coated phosphors comprising a europium activated yttrium oxysulfide phosphor having a europium activator value within a range of 0.04 gram atom to 0.066 gram atom per 1 mol of yttrium oxysulfide having adhered thereto red colored pigment particles such as cadmium sulfoselenide pigment particles, rouge pigment particles or red lead pigment particles, in respective amounts of 0.1 to 2.0 wt %, 0.05 to 2.0 wt % or 0.1 to 12 wt %, based upon the europium activated yttrium oxysulfide phosphor; and a cathode ray tube for high contrast color television using as a red emitting phosphor at least one of the three pigment coated phosphors.
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申请公布号 |
US4307320(A) |
申请公布日期 |
1981.12.22 |
申请号 |
US19790050064 |
申请日期 |
1979.06.19 |
申请人 |
KASEI OPTONIX, LTD. |
发明人 |
KOTERA, NOBORU;YOSHIDA, THIHIRO;HATSUMI, TOSHIAKI;IWASAKI, KAZUHITO;IWAMOTO, ISAO;KANDA, KATUZO;MURAKAMI, SEIJI;EGUCHI, SHUSAKU |
分类号 |
C09K11/02;C09K11/77;(IPC1-7):H01J29/10 |
主分类号 |
C09K11/02 |
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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