Hyundai Motor Company

Kia Motors Corporation

Incheon University Industry Academic Cooperation Foundation

Nakgyu Go

Yoon Sung Lee

Seung-Min Oh

Yeolmae Yeo

KiSeok Koh

Tae-Hyun Kim

Kiseok Koh

Junyoung Mun

Taehyun Kim

Mae Yeo Yeo

Disclosed herein are provided a lithium secondary battery capable of improving an output characteristic, a life characteristic, and stability of electrode adhesion by using a binder containing dopamine-polymerized heparin in a anode containing silicon. In accordance with an aspect of the present disclosure, a lithium secondary battery includes: an cathode; a anode; a separation film disposed between the cathode and the anode; and an electrolyte, wherein the anode comprises an electrode active material comprising a silicon-based material and graphite, a binder and a conductive material, and the binder comprises any one of heparin and lithium polyacrylate (LiPAA).

Lithium secondary battery and manufacturing method thereof

Growing community of inventors

Incheon, South Korea

Nakgyu Go