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    • 22. 发明公开
    • TERBIUM DOPED PHOSPHATE-BASED GREEN LUMINESCENT MATERIAL AND PREPARATION METHOD THEREOF
    • TERBIUMDOTIERTESGRÜNESLEUCHTMATERIAL AUF PHOSPHATBASIS UND HERSTELLUNGSVERFAHRENDAFÜR
    • EP2532725A1
    • 2012-12-12
    • EP10845022.2
    • 2010-02-04
    • Ocean's King Lighting Science&Technology Co., Ltd.
    • ZHOU, MingjieLIU, JunLIANG, XiaofangLIU, ShiliangLIAO, Qiurong
    • C09K11/71C01F17/00
    • C01F7/168C01B25/45C01F7/16C09K11/7778
    • Terbium doped phosphate-based green luminescent material and preparation method thereof are provided. The chemical formula of the material is M 3 RE 1-x Tb x (PO 4 ) 3 , wherein, M is alkaline-earth metals, RE is rare-earth elements, x is in a range of 0.001 to 1. The preparation method of the material includes the following steps; providing the compound used as the source of alkaline earth metal, the compound used as the source of phosphate, the compound used as the source of rare-earth, and the compound used as the source of Tb 3+ according to the molar ratio of the elements in M 3 RE 1-x Tb x (PO 4 ) 3 , wherein, the compound used as the source of phosphate is added at excess molar ratio in a range of 10% to 30%; mixing and grinding the compound to get mixture; sintering the mixture as pre-treatment, and then cooling the mixture to get a sintered matter; grinding the sintered matter, calcining the grinded matter in reducing atmosphere, and then cooling them to get the terbium doped phosphate-based green luminescent material. This material has short afterglow time, high luminescence intensity and broad application prospect.
    • 提供掺铒磷酸盐绿色发光材料及其制备方法。 材料的化学式为M 3 RE 1-x Tb x(PO 4)3,其中M为碱土金属,RE为稀土元素,x为0.001〜1。制备方法 的材料包括以下步骤: 提供用作碱土金属源的化合物,用作磷酸盐源的化合物,用作稀土源的化合物,以及用作Tb 3+源的化合物,根据其的摩尔比 M 3 RE 1-x Tb x(PO 4)3中的元素,其中,用作磷酸根源的化合物以10%至30%的过量摩尔比加入; 混合和研磨该化合物以得到混合物; 烧结混合物作为预处理,然后冷却混合物得到烧结物质; 研磨烧结物质,在还原气氛中煅烧研磨物质,然后冷却,得到掺铒磷酸盐基发光材料。 该材料具有短余辉,发光强度高,应用前景广阔。
    • 26. 发明公开
    • LUMINESCENT MATERIAL OF GALLIUM INDIUM OXIDE AND PREPARATION METHOD THEREOF
    • LEUCHTSTOFF AUS GALLIUMINDIUMOXID UND HERSTELLUNGSVERFAHRENDAFÜR
    • EP2657317A1
    • 2013-10-30
    • EP10861149.2
    • 2010-12-20
    • Ocean's King Lighting Science&Technology Co., Ltd.
    • ZHOU, MingjieLIU, JunMA, Wenbo
    • C09K11/62
    • C09K11/873C09K11/621
    • A luminescent material of gallium indium oxide and preparation method thereof are provided. The luminescent material of gallium indium oxide has a chemical formula of GaInO 3 :zM, wherein, M is the metal nano-particle which is selected from one or two of Ag, Au, Pt and Pd, and z meets the condition of 1×10 -5 ≤z≤0.02. The method for preparing the luminescent material comprises the following steps: (1) preparing the mixed solution containing indium ion and gallium ion; (2) adding chelator and crosslinking agent into the mixed solution to obtain a chelate solution; (3) adding M nano-particles sol which is surface treated into the chelate solution, heating by water-bath and stirring, drying to obtain the precursor of the luminescent material; (4) preheating the precursor, cooling, grinding, calcining, then cooling and grinding again to obtain the luminescent material.
    • 提供了一种铟镓铟的发光材料及其制备方法。 镓铟氧化物的发光材料具有GaInO 3:zM的化学式,其中M是选自Ag,Au,Pt和Pd中的一种或两种的金属纳米颗粒,z满足1× 10 -5‰¤z‰¤0.02。 制备发光材料的方法包括以下步骤:(1)制备含有铟离子和镓离子的混合溶液; (2)向混合溶液中加入螯合剂和交联剂,得到螯合溶液; (3)将表面处理的M纳米颗粒溶胶加入到螯合溶液中,通过水浴加热搅拌,干燥得到发光材料的前体; (4)预热前体,冷却,研磨,煅烧,然后再次冷却和研磨,得到发光材料。