US 12,107,218 B2
Lithium secondary battery
Shuhei Sakamoto, Musashino (JP); Yoko Ono, Musashino (JP); Hironobu Minowa, Musashino (JP); and Takeshi Komatsu, Musashino (JP)
Assigned to Nippon Telegraph and Telephone Corporation, Tokyo (JP)
Appl. No. 17/289,065
Filed by Nippon Telegraph and Telephone Corporation, Tokyo (JP)
PCT Filed Nov. 7, 2019, PCT No. PCT/JP2019/043667
§ 371(c)(1), (2) Date Apr. 27, 2021,
PCT Pub. No. WO2020/105452, PCT Pub. Date May 28, 2020.
Claims priority of application No. 2018-218084 (JP), filed on Nov. 21, 2018.
Prior Publication US 2021/0408588 A1, Dec. 30, 2021
Int. Cl. H01M 10/0565 (2010.01); H01M 10/0525 (2010.01); H01M 10/0567 (2010.01)
CPC H01M 10/0565 (2013.01) [H01M 10/0525 (2013.01); H01M 10/0567 (2013.01); H01M 2300/0025 (2013.01); H01M 2300/0082 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A lithium secondary battery comprising:
a cathode containing a material that is capable of inserting and desorbing lithium ions;
a lithium ion conductive electrolyte; and
an anode containing a material that is capable of occluding and releasing lithium metal or lithium ions,
wherein the lithium ion conductive electrolyte contains indigo or indigo carmine, which is an organic compound, at a concentration of 50 mmol/l.