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    • 39. 发明授权
    • Halophosphate phosphors and method of preparing the same
    • 卤磷磷光体及其制备方法
    • US08398893B2
    • 2013-03-19
    • US12695618
    • 2010-01-28
    • Young-sic KimJae-ho Lee
    • Young-sic KimJae-ho Lee
    • C09K11/73
    • C09K11/7796C09K11/7739H01J61/44
    • A method of preparing a halophosphate phosphor represented by Formula 1, the method comprising: mixing a metallic precursor compound, which comprises strontium pyrophosphate, strontium chloride and strontium carbonate, and an activator precursor compound to form a mixture; sintering the mixture under an oxygen or air atmosphere to form a sintered mixture; milling the sintered mixture to form a milled product, and sintering the milled product under a reducing atmosphere: (Sr5-(x+y)AxM′y)(PO4)3Cl.(M2O3)z  Formula 1 wherein A is barium or calcium, M′ is an activator and comprises at least one cation selected from the group consisting of Eu2+, Mn2+, Sb2+, Ce3+, Pr3+, Nd3+, Sm3+, Tb3+, Dy3+, Ho3+, Er3+, Yb3+ and Bi3+, M is aluminum, yttrium or lanthanum, 0≦x≦4.8, 0
    • 一种制备由式1表示的卤代磷酸盐荧光体的方法,所述方法包括:将包含焦磷酸锶,氯化锶和碳酸锶的金属前体化合物和活化剂前体化合物混合以形成混合物; 在氧气或空气气氛下烧结混合物以形成烧结混合物; 研磨烧结的混合物以形成研磨产物,并在还原气氛下烧结研磨产物:(Sr 5 - (x + y)AxM'y)(PO 4)3 Cl。(M 2 O 3)z式1其中A是钡或钙, M'为活化剂,含有选自Eu2 +,Mn2 +,Sb2 +,Ce3 +,Pr3 +,Nd3 +,Sm3 +,Tb3 +,Dy3 +,Ho3 +,Er3 +,Yb3 +和Bi3 +的至少一种阳离子,M为铝,钇或镧 ,0≦̸ x≦̸ 4.8,0