WHITE PHOSPHOR, LIGHT EMISSION DEVICE INCLUDING THE SAME, AND LIQUID CRYSTAL DISPLAY DEVICE INCLUDING THE LIGHT EMISSION DEVICE AS BACKLIGHT UNIT

A white phosphor, a light emission device including the same, and a liquid crystal display (LCD) including the light emission device as a backlight unit. The white phosphor includes: 40 to 50 parts by weight of a blue phosphor selected from the group consisting of ZnS:(Ag,Cl), ZnS:(Ag,Al), ZnS:(Ag,A...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	KIM JI-HYUN, LEE SANG-HYUK, KIM BYUNG-KYUN, YOU YONGAN, KU HUI-YOUNG, LEE YOO-JUNG, HEO GYEONG-JAE, PARK KYUAN, KWON SUN-HWA, BAE JAE-WOO, CHO YOUNG-SUK, DO UI-SONG
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES BASIC ELECTRIC ELEMENTS CHEMISTRY DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING DYES ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS ELECTRICITY FREQUENCY-CHANGING MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL LOGIC ELEMENTS OPTICS PAINTS PHYSICS POLISHES TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF
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Beschreibung
Zusammenfassung:	A white phosphor, a light emission device including the same, and a liquid crystal display (LCD) including the light emission device as a backlight unit. The white phosphor includes: 40 to 50 parts by weight of a blue phosphor selected from the group consisting of ZnS:(Ag,Cl), ZnS:(Ag,Al), ZnS:(Ag,Al,Cl), and a combination thereof; 23 to 36 parts by weight of a green phosphor including (Sr1-xCax)Ga2S4:Eu (0