Composite anode active material and anode and lithium secondary battery including the same
Grant
US12586779B2
Kind: B2
Mar 24, 2026
Assignee
SAMSUNG SDI CO., LTD.
Inventors
Yungu Cho, Doori Oh, Heeyoung Chu, Hyun Soh, Yoonyoung Choi, Yubin Hwang
Abstract
A composite anode active material, an anode, and a lithium secondary battery, the composite anode active material including a silicon-carbon composite; a first graphite; and a second graphite that is different from the first graphite, wherein the first graphite has an average particle diameter D50 of about 10 μm or greater, and the second graphite has an average particle diameter D50 of about 18 μm or greater.
CPC Classifications
H01M 4/366
H01M 4/133
H01M 4/134
H01M 4/386
H01M 10/0525
H01M 2004/027
H01M 2220/20
H01M 4/364
H01M 4/587
H01M 4/625
H01M 4/483
H01M 10/052
Y02E 60/10
Filing Date
2020-07-10
Application No.
16925579
Claims
11