公开(公告)号：US20180115018A1

公开(公告)日：2018-04-26

申请号：US15558689

申请日：2016-02-23

Applicant: NEC CORPORATION

Inventor： Terumasa SHIMOYAMA ,  Takanori NISHI ,  Shigeyuki IWASA ,  Katsumi MAEDA

IPC: H01M10/0568 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/0569 ,  H01M4/60 ,  H01M4/587

CPC classification number: H01M10/0568 ,  H01M4/587 ,  H01M4/608 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/0569 ,  H01M2220/30 ,  H01M2300/0025 ,  Y02T10/7011

Abstract: A secondary battery exhibiting high charge and discharge rate characteristics can be provided, by making the secondary battery have a cathode including a nitroxyl compound taking a nitroxyl cation substructure represented by the following formula (1) in an oxidized state and a nitroxyl radical substructure represented by the following formula (2) in a reduced state, an anode including an active material capable of reversibly intercalating and deintercalating a lithium ion, and an electrolyte solution including a lithium salt and an aprotic organic solvent, and employing Li[(FSO2)2N] as the lithium salt: