公开(公告)号：US09748562B2

公开(公告)日：2017-08-29

申请号：US14247541

申请日：2014-04-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Dong-jin Ham ,  Jeong-kuk Shon ,  Min-sang Song ,  Seung-sik Hwang ,  Jun-hwan Ku ,  Jae-jun Chang ,  Sang-min Ji ,  Jae-man Choi

IPC: H01M4/133 ,  H01M4/134 ,  H01M4/587 ,  H01M4/36 ,  H01M4/38 ,  H01M10/052 ,  H01M4/1393 ,  H01M4/1395

CPC classification number: H01M4/366 ,  H01M4/133 ,  H01M4/134 ,  H01M4/1393 ,  H01M4/1395 ,  H01M4/386 ,  H01M4/587 ,  H01M10/052

Abstract: A negative active material including graphite; silicon nanowires; and silicon nanoparticles, wherein a silicon nanowire of the silicon nanowires and a silicon nanoparticle of the silicon nanoparticles are each disposed on a particle of the graphite to form a composite with the graphite.