Lithium secondary battery

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10263255
APP PUB NO 20170077513A1
SERIAL NO

15261180

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A lithium secondary battery includes a cathode electrode, an anode electrode, and a separation film installed between the cathode electrode and the anode electrode, wherein the cathode electrode includes a cathode active material containing lithium-metal oxide of which at least one of metals has a concentration gradient region between a core part and a surface part thereof, and the separation film includes a base film and a ceramic coating layer formed on at least one surface of the base film, such that it is possible to achieve a significantly improved effect in both of the lifespan property and penetration durability.

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Patent Owner(s)

  • SK INNOVATION CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Han, Kook-Hyun Daejeon, KR 13 34
Hwang, Duck-Chul Gyeonggi-do, KR 53 883
Yoo, Kyung-Bin Daejeon, KR 8 22

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