公开(公告)号：US20160233501A1

公开(公告)日：2016-08-11

申请号：US15001555

申请日：2016-01-20

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Su-Kyung LEE ,  Sang-Hyuck AHN ,  Deok-Hyun KIM ,  Xianhui MENG ,  Young Jin CHOI ,  Sang-Pil KIM ,  Yong-Chan YOU

IPC: H01M4/38 ,  H01M10/0525

CPC classification number: H01M4/386 ,  H01M4/134 ,  H01M4/364 ,  H01M4/587 ,  H01M4/625 ,  H01M10/0525 ,  H01M2004/021

Abstract: A negative active material for a rechargeable lithium battery and a rechargeable lithium battery including the same are provided, and the negative active material includes a Si-based alloy; a first graphite material; and a second graphite material having a different average particle diameter from the first graphite material.

Abstract translation: 提供了一种用于可再充电锂电池和包括其的可再充电锂电池的负极活性材料，负极活性材料包括Si基合金; 第一石墨材料; 以及与第一石墨材料具有不同平均粒径的第二石墨材料。