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    • 3. 发明授权
    • Composite electrode active material having M1-xRuxO3 (M=Sr, Ba, Mg), supercapacitor using the same and fabrication method thereof
    • 具有M1-xRuxO3(M = Sr,Ba,Mg)的复合电极活性材料,使用其的超级电容器及其制造方法
    • US08617429B2
    • 2013-12-31
    • US12880294
    • 2010-09-13
    • Il Doo KimYong-Won SongTae Seon HyunHo-Gi Kim
    • Il Doo KimYong-Won SongTae Seon HyunHo-Gi Kim
    • H01B1/08C01F11/02
    • H01G11/46H01B1/08H01G11/24H01G11/26H01G11/28H01G11/86Y02E60/13
    • Disclosed are a composite electrode active material and a supercapacitor using the same, and more particularly, an electrode active material having M1-xRuxO3 (M=Sr, Ba, Mg) and a supercapacitor using the same, wherein the electrode active material is characterized by comprising M1-xRuxO3, where M is at least one selected from a group consisting of strontium, barium and magnesium, and a method for fabricating a composite electrode active material comprises (a) preparing a spinning solution containing a precursor of M oxide, a precursor of Ru oxide, a polymer and a solvent, (b) spinning the spinning solution on a collector to fabricate a nanofiber web having M1-xRuxO3 precursor, and (c) performing heat treatment for the nanofiber web to remove the polymer so as to make an electrode active material in the structure of porous nanofiber web having M1-xRuxO3, wherein the M comprises at least one selected from a group consisting of strontium, barium and magnesium.
    • 公开了一种复合电极活性材料和使用该复合电极活性材料的超级电容器,更具体地,涉及具有M1-xRuxO3(M = Sr,Ba,Mg)的电极活性材料和使用其的超级电容器,其中电极活性材料的特征在于 包括M1-xRuxO3,其中M是选自锶,钡和镁中的至少一种,以及制备复合电极活性材料的方法包括(a)制备含有M氧化物前体的纺丝溶液,前体 的Ru氧化物,聚合物和溶剂,(b)将纺丝溶液纺丝在集电体上以制造具有M1-xRuxO3前体的纳米纤维网,和(c)对纳米纤维网进行热处理以除去聚合物,从而制备 在具有M1-xRuxO3的多孔纳米纤维网的结构中的电极活性材料,其中M包括选自锶,钡和镁的至少一种。