ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

The present invention relates to an electrode for a lithium secondary battery and a lithium secondary battery including the same, wherein the electrode for a lithium secondary battery includes: a current collector; a first active material layer positioned on the current collector and including a fir...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	AHN WON GI, BAE JUHYE, LEE JUNHONG, JEONG MIN YOUNG, PARK GWANGWON
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRICITY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:	The present invention relates to an electrode for a lithium secondary battery and a lithium secondary battery including the same, wherein the electrode for a lithium secondary battery includes: a current collector; a first active material layer positioned on the current collector and including a first active material; and a second active material layer positioned on the first active material layer and including a second active material, the porosity of the first active material layer is 8 to 12 %, and the porosity of the second active material layer is 16 to 22 %. 집전체 및 상기 집전체 상에 위치하고 제1 활물질을 포함하는 제1 활물질층, 및 상기 제1 활물질층 상에 위치하고 제2 활물질을 포함하는 제2 활물질층을 포함하는 리튬 이차 전지용 전극으로서, 제1 활물질층의 공극률은 8 % 내지 12 %이고, 제2 활물질층의 공극률은 16 % 내지 22 %인 리튬 이차 전지용 전극과 이를 포함하는 리튬 이차 전지에 관한 것이다.