US 12,224,430 B2
Positive electrode material and battery
Izuru Sasaki, Aichi (JP)
Assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka (JP)
Filed by Panasonic Intellectual Property Management Co., Ltd., Osaka (JP)
Filed on Oct. 21, 2021, as Appl. No. 17/506,720.
Application 17/506,720 is a continuation of application No. PCT/JP2020/018121, filed on Apr. 28, 2020.
Claims priority of application No. 2019-118144 (JP), filed on Jun. 26, 2019.
Prior Publication US 2022/0045318 A1, Feb. 10, 2022
Int. Cl. H01M 4/36 (2006.01); H01M 4/02 (2006.01); H01M 4/131 (2010.01); H01M 4/525 (2010.01); H01M 10/0525 (2010.01); H01M 10/0562 (2010.01)
CPC H01M 4/366 (2013.01) [H01M 4/131 (2013.01); H01M 4/525 (2013.01); H01M 10/0525 (2013.01); H01M 10/0562 (2013.01); H01M 2004/028 (2013.01); H01M 2300/008 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A positive electrode material comprising:
at least one positive electrode active material;
a solid electrolyte; and
a coating material, wherein:
the solid electrolyte is represented by composition formula (A1),
Li6-3dYdX6  (A1)
where X is two or more elements selected from the group consisting of F, Cl, Br, and I, and d satisfy the relation 0<d<2, and
the coating material covers a surface of the positive electrode active material and contains lithium carbonate.