Patent ID: 8114311
Filing Date: 2012-02-14
Classification: C09K,H01J

Abstract:
1. A red phosphor, comprising: a first phosphor represented by Formula 1 at least one second phosphor represented by at least one of Formulae 2 and 3 wherein, M includes at least one of Gd, La, Sc, and Lu, and x1 and y1 satisfy the relations: 0.00≦x1≦0.8 and 0.025≦y1≦0.20, x2 and y2 satisfy the relations 0.01<x2<0.30 and 0.30<y2<0.60, M′ includes at least one of Gd, La, Sc, and Lu, and x3 and y3 satisfy the relations: 0.00≦x3≦1.00 and 0.01<y3<0.30, and at least one of the first phosphor and the second phosphor includes at least one of Gd, La, Sc, and Lu.