US 12,456,732 B2
Negative electrode material and battery
Kunihiko Mineya, Osaka (JP); and Kenta Nagamine, Osaka (JP)
Assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka (JP)
Filed by Panasonic Intellectual Property Management Co., Ltd., Osaka (JP)
Filed on Oct. 24, 2022, as Appl. No. 18/049,192.
Application 18/049,192 is a continuation of application No. PCT/JP2021/005350, filed on Feb. 12, 2021.
Claims priority of application No. 2020-079491 (JP), filed on Apr. 28, 2020.
Prior Publication US 2023/0084047 A1, Mar. 16, 2023
Int. Cl. H01M 4/62 (2006.01); H01M 4/02 (2006.01); H01M 4/133 (2010.01); H01M 4/1393 (2010.01); H01M 4/587 (2010.01); H01M 10/0562 (2010.01)
CPC H01M 4/62 (2013.01) [H01M 4/133 (2013.01); H01M 4/1393 (2013.01); H01M 4/587 (2013.01); H01M 10/0562 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01); H01M 2300/008 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A negative electrode material comprising:
a negative electrode active material;
a solid electrolyte; and
a coating material coating the negative electrode active material, wherein
the coating material is represented by the following composition formula (1):
LiaAbXc  (1)
where a, b, and c are each a positive real number,
A is at least one selected from the group consisting of P and S,
X is F and O, and
the coating material comprises an SOxFy group.