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Author:

程苏兰 (程苏兰.) | 李金辉 (李金辉.) | 隋曼龄 (隋曼龄.) (Scholars:隋曼龄) | 闫鹏飞 (闫鹏飞.) (Scholars:闫鹏飞)

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incoPat

Abstract:

本发明涉及一种钠离子电池层状正极材料的制备方法,属于钠离子电池技术领域。本发明将Na2CO3、NiO、Mn2O3、掺杂金属氧化物混合均匀得到混合粉A,混合粉A加入到易挥发溶剂中搅拌混合得到浆料A,浆料A烘干去除易挥发溶剂后压片,再置于温度500~1200℃烧结5~30h,随炉冷却至温度为不高于150℃得到正极材料粉末;将正极材料粉末、PVDF、乙炔黑混合均匀得到混合粉B,混合粉B中加入N‑甲基吡咯烷酮进行调浆得到浆料B,然后将浆料B涂覆在铝箔上,真空干燥得到极片;以极片为正极,金属钠或软碳为负极,NaClO4电解液为电池电解液,组装成钠离子电池并循环1~50圈,拆出电极得到循环后的极片,循环后的极片经热处理得到钠离子电池层状正极。该电极具有优异的循环稳定性。

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Patent Info :

Type: 发明申请

Patent No.: CN202310443754.3

Filing Date: 2023-04-24

Publication Date: 2023-09-08

Pub. No.: CN116722106A

Applicants: 北京工业大学

Legal Status: 实质审查

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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