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公开(公告)号:EP2535975A4
公开(公告)日:2018-04-04
申请号:EP11742323
申请日:2011-02-10
发明人: KANEKO SHINAKO , ISHIKAWA HITOSHI , HASHIZUME YOKO , SUZUKI EIJI
IPC分类号: H01M10/0567 , H01G9/022 , H01G9/035 , H01G9/145 , H01G11/60 , H01M10/052 , H01M10/0525 , H01M10/0565 , H01M10/0568 , H01M10/0569 , H01M10/42
CPC分类号: H01G9/035 , H01G9/038 , H01G9/145 , H01G11/60 , H01M10/052 , H01M10/0525 , H01M10/0565 , H01M10/0567 , H01M10/0568 , H01M10/0569 , H01M10/4235 , H01M2300/0025 , Y02E60/122 , Y02E60/13
摘要: The exemplary embodiment has an object to provide a nonaqueous electrolyte solution having a flame retardancy over a long period and having a good capacity maintenance rate. The exemplary embodiment is a nonaqueous electrolyte solution containing a lithium salt, at least one oxo-acid ester derivative of phosphorus selected from compounds represented by a predetermined formula, and at least one disulfonate ester selected from a cyclic disulfonate ester and a linear disulfonate ester represented by the predetermined formulae.