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    • 7. 发明申请
    • FLUORESCENT AND METHOD FOR PRODUCING THE SAME
    • 荧光体及其制造方法
    • US20090159849A1
    • 2009-06-25
    • US12094886
    • 2006-11-17
    • Masato UeharaHiroyuki NakamuraHideaki MaedaMasaya MiyazakiYoshiko YamaguchiKenichi Yamashita
    • Masato UeharaHiroyuki NakamuraHideaki MaedaMasaya MiyazakiYoshiko YamaguchiKenichi Yamashita
    • C09K11/54C09K11/08C09K11/56C09K11/88
    • C09K11/02C09K11/621
    • To provide a fluorescent having low toxicity and high quantum yield, and a method for producing the same. The fluorescent is a compound comprising each one of I, III and VI group elements having a chalcopyrite structure, has a particle diameter of 0.5 to 20.0 nm and a quantum yield of at least 3% but not more than 30% at room temperature. The fluorescent is produced by: mixing a first solution (solution A), which is prepared by dissolving and mixing copper (I) salt and indium (III) salt in a solution added with a complexing agent coordinating copper (I) and indium (III), with a second solution (solution C) in which a sulfur compound is dissolved; ripening the mixed solution for a predetermined amount of time as a pretreatment; heat-treating the ripened solution under predetermined heat conditions; mixing the ripened solution with the second solution (solution C); and heating thus obtained mixed solution under predetermined synthesis conditions. In addition, a product produced by this production method is subjected to compositing treatment with ZnSe, ZnS or the like to improve the quantum yield.
    • 提供具有低毒性和高量子产率的荧光体及其制造方法。 荧光是包含具有黄铜矿结构的I,III和VI族元素中的每一个的化合物,其在室温下的粒径为0.5-20.0nm,量子产率为至少3%但不超过30%。 荧光灯通过以下方法制备:将通过将铜(I)盐和铟(III)盐溶解并混合在加入配位铜(I)和铟(III)的配位剂的溶液中制备的第一溶液(溶液A) ),其中溶解有硫化合物的第二溶液(溶液C); 将混合溶液熟化预定时间作为预处理; 在预定的热条件下热处理成熟的溶液; 将熟化溶液与第二溶液(溶液C)混合; 并在预定的合成条件下加热如此获得的混合溶液。 此外,通过该制造方法制造的产品用ZnSe,ZnS等进行复合处理以提高量子产率。