US 11,929,509 B2
Metal lithium metal, supporting framework, and inorganic lithium compound, method for preparing the same, and electrode, battery, battery module, battery pack and apparatus comprising the same
Chengdu Liang, Ningde (CN); Yongsheng Guo, Ningde (CN); Tao Zhang, Ningde (CN); Chengyong Liu, Ningde (CN); and Jun Yang, Ningde (CN)
Assigned to Contemporary Amperex Technology Co., Limited, Ningde (CN)
Filed by Contemporary Amperex Technology Co., Limited, Ningde (CN)
Filed on Dec. 24, 2021, as Appl. No. 17/561,748.
Application 17/561,748 is a continuation of application No. PCT/CN2020/116308, filed on Sep. 18, 2020.
Claims priority of application No. 201911014994.1 (CN), filed on Oct. 24, 2019.
Prior Publication US 2022/0123320 A1, Apr. 21, 2022
Int. Cl. H01M 4/62 (2006.01); B22F 1/145 (2022.01); H01M 4/38 (2006.01); H01M 10/0525 (2010.01)
CPC H01M 4/626 (2013.01) [B22F 1/145 (2022.01); H01M 4/382 (2013.01); H01M 10/0525 (2013.01); B22F 2301/054 (2013.01); H01M 2220/20 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A lithium metal composite electrode material for a lithium metal battery, comprising:
lithium metal particles and a lithium-containing conductive layer serving as a supporting framework,
the supporting framework being filled with the lithium metal particles,
wherein the lithium-containing conductive layer comprises an inorganic lithium compound and a lithium alloy, and
wherein the lithium alloy is an alloy consisting of lithium and at least one other metal;
wherein the inorganic lithium compound comprises at least one of lithium nitride, lithium sulfide, or lithium phosphide;
the at least one other metal in the lithium alloy is at least one selected from Zn, Mg, Ag, Al, Ge, Sn, Sb, In, or Ga;
wherein the lithium-containing conductive layer includes conductive carbon, and the conductive carbon comprises at least one of carbon nanotubes, carbon fibers, or graphene.