YELLOW-EMITTING PHOSPHOR BLEND FOR ELECTROLUMINESCENT LAMP

摘要

PROBLEM TO BE SOLVED: To provide a yellow-emitting phosphor blend for an EL lamp and expand a color palette utilizable by an EL lamp manufacturer. SOLUTION: The problems are solved by a phosphor blend for an electroluminescent lamp containing a green-emitting electroluminescent phosphor and a red-emitting photoluminescent phosphor and exhibiting an x color coordinate from 0.220 to 0.350 and a y color coordinate from 0.450 to 0.475 when stimulated by an electric field. COPYRIGHT: (C)2008,JPO&INPIT