알칼리토 금속을 포함하는 알루미네이트계 산화물 형광체 및 그의 분말 제조 방법
    1.
    发明公开
    알칼리토 금속을 포함하는 알루미네이트계 산화물 형광체 및 그의 분말 제조 방법 有权
    包括碱金属金属的铝酸盐及其制备方法

    公开(公告)号:KR1020110002446A

    公开(公告)日:2011-01-07

    申请号:KR1020100063597

    申请日:2010-07-01

    Abstract: PURPOSE: A method for preparing aluminate phosphors including alkaline earth metals is provided to prepare phosphor powder with a nano-submicron, uniform particle size distribution, and excellent luminous efficiency. CONSTITUTION: A method for preparing aluminate phosphors including alkaline earth metals comprises the steps of: impregnating a metal salt solution including alkaline-earth metal salt and aluminum salt in a polymer; and firing the precursor in a furnace preheated to the temperature of 500-1000 °C for a short time and again firing the precursor in a reducing atmosphere at a temperature of 1000-1500 °C.

    Abstract translation: 目的:提供一种制备包括碱土金属在内的铝酸盐荧光体的方法,以制备具有纳米亚微米,粒度分布均匀,发光效率优良的荧光体粉末。 构成:用于制备包括碱土金属的铝酸盐荧光体的方法包括以下步骤:在聚合物中浸渍包括碱土金属盐和铝盐的金属盐溶液; 并在预热至500-1000℃的炉中短时间焙烧前体,再次在1000-1500℃的还原气氛中焙烧前体。

Patent Agency Ranking