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公开(公告)号:US10658671B2
公开(公告)日:2020-05-19
申请号:US16113910
申请日:2018-08-27
Applicant: NINGDE AMPEREX TECHNOLOGY LIMITED
Inventor: Chengyong Liu , Bingbin Wu , Yongsheng Guo , Ziqi Yi , Li An
Abstract: The present disclosure provides a polymer protecting layer, a lithium metal negative electrode, a lithium secondary battery. In the lithium secondary battery of the present disclosure, a polymer protecting layer comprising a polymer ionic liquid is coated on a surface of a lithium metal sheet.