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    • 10. 发明授权
    • Skeleton nanoparticles and method for manufacturing the same
    • 骨架纳米颗粒及其制造方法
    • US09493361B2
    • 2016-11-15
    • US14007490
    • 2012-03-02
    • Masayoshi FujiKyoichi FujimotoChika Takai
    • Masayoshi FujiKyoichi FujimotoChika Takai
    • B05D3/10B05D7/00B01J20/10B01J21/12B32B5/16C01B33/18C08K7/26C01B33/12
    • C01B33/18C01B33/12C01B33/182C08K7/26Y10T428/2982Y10T428/2991
    • Skeleton nanoparticles and method of forming the same. The skeleton nanoparticles comprise silica shells. Each of the silica shells has a shape of a cubic frame formed of six faces as a whole. The cubic frame is hollow inside and pores are formed between quadrilateral silica frames on respective faces of the cubic frame. The method comprising: coating an organic acid on surfaces of calcium carbonate particles; dispersing the organic acid-coated calcium carbonate particles in an organic solvent that dissolves a part of the organic acid in the organic acid-coated calcium carbonate particles, and further mixing a silicon alkoxide and a base catalyst to form silica-forming particles by forming the silica shell along an edge of the calcium carbonate particles; and dissolving the calcium carbonate at an inside of the silica-forming particles by an acid treatment.
    • 骨架纳米颗粒及其形成方法。 骨架纳米颗粒包括二氧化硅壳。 每个二氧化硅壳体具有由六个面整体形成的立方体框架的形状。 立方体框架是中空的,并且在立方体框架的各个面上的四边形石英框架之间形成孔。 该方法包括:在碳酸钙颗粒的表面上涂覆有机酸; 将有机酸包覆的碳酸钙颗粒分散在溶解有机酸包覆的碳酸钙颗粒中的一部分有机酸的有机溶剂中,并进一步混合硅醇盐和碱催化剂以形成二氧化硅形成颗粒,形成二氧化硅形成颗粒 二氧化硅壳沿着碳酸钙颗粒的边缘; 并通过酸处理将碳酸钙溶解在二​​氧化硅形成颗粒的内部。