ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING THE SAME

An electrode assembly according to an embodiment of the present invention includes a first electrode, a second electrode, and a separator interposed between the first electrode and the second electrode, wherein the first electrode, the second electrode, and the separator are wound together to form a...

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Bibliographic Details
Main Authors KIM JIN SOO, KIM HYOUNG KWON
Format Patent
LanguageEnglish
Korean
Published 24.05.2022
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Summary:An electrode assembly according to an embodiment of the present invention includes a first electrode, a second electrode, and a separator interposed between the first electrode and the second electrode, wherein the first electrode, the second electrode, and the separator are wound together to form a jelly roll structure, and an auxiliary separator disposed between the first electrode and the separator in the center of the jelly roll structure is further included. 본 발명의 일 실시예에 따른 전극 조립체는 제1 전극, 제2 전극, 및 상기 제1 전극과 제2 전극 사이에 개재되는 분리막을 포함하고, 상기 제1 전극, 상기 제2 전극 및 상기 분리막이 함께 권취되어 젤리롤 구조체를 형성하며, 상기 젤리롤 구조체의 중심부에서 상기 제1 전극과 상기 분리막 사이에 배치되는 보조 분리막을 더욱 포함한다.
Bibliography:Application Number: KR20210153233