公开(公告)号：US20030175591A1

公开(公告)日：2003-09-18

申请号：US10391335

申请日：2003-03-17

Applicant: Samsung Display Devices Co. Ltd.

Inventor： Wan-Uk Choi ,  Jae-Yul Ryu ,  Sang-Young Yoon

IPC: H01M004/58 ,  C01B031/04

CPC classification number: H01M4/583 ,  H01M4/133 ,  H01M4/1393 ,  H01M10/052 ,  H01M10/0525

Abstract: A negative electrode active material for a lithium-based secondary battery includes a graphite-like carbon material having an intensity ratio I(110)/I(002) of an X-ray diffraction peak intensity I(002) at a (002) plane to an X-ray diffraction peak intensity I(110) at a (110) plane of less than 0.2.

公开(公告)号：US20020127172A1

公开(公告)日：2002-09-12

申请号：US09792305

申请日：2001-02-23

Applicant: Samsung Display Devices Co., Ltd.

Inventor： Wan-Uk Choi ,  Jae-Yul Ryu ,  Sang-Young Yoon

IPC: H01M004/58

CPC classification number: H01M4/583 ,  H01M4/133 ,  H01M4/1393 ,  H01M10/052 ,  H01M10/0525

Abstract: A negative electrode active material for a lithium-based secondary battery includes a graphite-like carbon material having an intensity ratio I(110)/I(002) of an X-ray diffraction peak intensity I(002) at a (002) plane to an X-ray diffraction peak intensity I(110) at a (110) plane of less than 0.2.

Abstract translation: 锂二次电池用负极活性物质，在（002）面上具有X射线衍射峰强度I（002）的强度比I（110）/ I（002）的石墨状碳材料 （110）面的X射线衍射峰强度I（110）小于0.2。