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一种铁铬液流电池用多组分复合催化电极及其溶胶-凝胶制备方法
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10Claims · 1 independent
§ Ⅰ
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Inventor
刘银萍; 徐泉; 樊凡; 徐春明; 周轩; 王屾; 谭冬梅; 许云飞
Filing Date
Sep 10, 2026
Publication Date
Oct 20, 2026
IPC Classification
H01M 4/88 (2006.01)H01M 4/90 (2006.01)H01M 8/18 (2006.01)
本发明公开了一种铁铬液流电池用多组分复合催化电极及其溶胶‑凝胶制备方法,通过设计多组分金属醇盐共水解‑共缩聚溶胶体系,采用一步溶胶配制与浸渍涂覆、结合高压气流吹扫和高湿原位共凝胶化工艺,可在碳布纤维表面原位一体化构建含TiO及铋、锡、铟、铅等多组分的复合催化层;本发明通过多组分协同催化和原位化学锚定,在保证高初始性能的同时赋予了电极优异的长期循环稳定性,制备的碳布纤维表面的静态水接触角为0°,表明TiO骨架主导了亲水性能,多组分的引入未对亲水性产生负面影响,同时制备的复合催化层在碳纤维表面实现了均匀、连续、无裂纹的包覆;为高性能铁铬液流电池电极制备提供了可靠的技术支撑。
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