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电池单体及其制备方法、电池、用电装置
InventionUnknown
11Claims · 3 independent
§ Ⅰ
Dossier Overview
Inventor
罗京; 艾少华; 杨毓横; 张庆华; 曾琦; 房俊阳; 孙成栋; 黄冲; 刘晶晶; 马嘉旺
Filing Date
Apr 11, 2025
Publication Date
Oct 20, 2026
IPC Classification
H01M 10/0525 (2010.01)H01M 10/058 (2010.01)H01M 10/42 (2006.01)H01M 4/133 (2010.01)H01M 4/62 (2006.01)
一种电池单体及其制备方法、电池、用电装置。该电池单体包括负极极片，负极极片包括负极活性物质层，负极活性物质层包括负极活性物质和补锂材料；补锂材料包括包覆层和锂材料，包覆层包覆于锂材料的至少一部分表面；包覆层包括改性聚氨酯，改性聚氨酯包括芳香族结构。本申请的技术方案能够提高电池的首圈库伦效率和循环性能。
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