Title:
【発明の名称】緑色発光蛍光体
Document Type and Number:
Japanese Patent JP2598586
Kind Code:
B2
Abstract:
THE PRESENT INVENTION RELATES TO A GREEN EMITTING PHOSPHOR, AND PARTICULARLY TO A GREEN EMITTING PHOSPHOR WHICH HAS HIGH COLOR PURITY AND GOOD LUMINANCE SATURATION CHARACTERISTICS UNDER HIGH CURRENT DENSITY. THE PRESENT INVENTION PROVIDES A GREEN EMITTING PHOSPHOR COMPRISING ZnS:Cu, Au, Al PHOSPHOR AND TERBIUM ACTIVATED RARE EARTH PHOSPHOR. IN PARTICULAR, TERBIUM ACTIVATED RARE EARTH PHOSPHOR IS AT LEAST ONE PHOSPHOR SELECTED FROM Y3 (Al, Ga)5O12:Tb PHOSPHOR AND LaOCL:Tb PHOSPHOR. THE PHOSPHOR OF THE PRESENT INVENTION IS ESPECIALLY APT TO A LARGE SIZED COLOR CATHODE RAY TUBE AND IS EXPECTED TO HAVE CONSIDERABLE VALUE FOR USE IN INDUSTRY.
Inventors:
Liang
Application Number:
JP21206591A
Publication Date:
April 09, 1997
Filing Date:
August 23, 1991
Export Citation:
Assignee:
Samsung Electric Tube Co., Ltd.
International Classes:
C09K11/08; C09K11/56; C09K11/64; C09K11/77; C09K11/80; C09K11/86; H01J29/20; (IPC1-7): C09K11/08; C09K11/56; C09K11/80; C09K11/86
Domestic Patent References:
| JP5641649A | ||||
| JP5755036A | ||||
| JP57141480A | ||||
| JP53130966A | ||||
| JP5642941A |
Attorney, Agent or Firm:
Shigenori Wada