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一种用于锂离子电池的Co-ZnFeO/FeO-CNTs复合材料及其制备方法
InventionUnknown
10Claims · 2 independent
§ Ⅰ
Dossier Overview
Inventor
赫文秀; 杨洁; 张永强; 邱恒睿; 丁瑞丽
Filing Date
Sep 23, 2026
Publication Date
Oct 27, 2026
IPC Classification
C01B 32/168 (2017.01)C01G 49/00 (2006.01)C01G 49/06 (2006.01)B82Y 40/00 (2011.01)B82Y 30/00 (2011.01)H01M 4/36 (2006.01)H01M 4/525 (2010.01)H01M 4/52 (2010.01)H01M 4/62 (2006.01)H01M 10/0525 (2010.01)
本发明涉及电化学储能材料技术领域,具体为一种用于锂离子电池的Co‑ZnFeO/FeO‑CNTs复合材料及其制备方法,包括以下步骤:S1.将六水合硝酸锌、七水合硫酸亚铁和改性钴源加入甲醇中充分搅拌后进行超声处理,得到金属混液;S2.加入结构改性剂中,得到改性MOF/CNTs复合前驱体;S3.离心分离并洗涤干燥;S4.置于管式炉中热处理,待自然冷却后得到Co‑ZnFeO/FeO‑CNTs复合材料。本发明通过改性钴源、结构改性剂三者的协同作用实现“配体预锚定‑金属原位螯合”双效协同,形成MOF前驱体在CNTs表面的高密度原位成核与均匀生长,显著提升循环过程中的结构稳定性和容量保持率。
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