ELECTRODE ASSEMBLY AND MANUFACTURING MEHTOD OF THE SAME

An electrode assembly according to an embodiment of the present invention can include: a stack in which a plurality of electrodes and a plurality of separators are alternately stacked, and an edge portion of the separator protrudes outward more that the electrode; and a wrapping separator that wraps...

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Bibliographic Details
Main Authors LEE BYEONG KYU, JEONG HYEOK, JUNG SU TAEK, KWON SOON KWAN, JANG SEOK HOON
Format Patent
LanguageEnglish
Korean
Published 21.02.2023
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 can include: a stack in which a plurality of electrodes and a plurality of separators are alternately stacked, and an edge portion of the separator protrudes outward more that the electrode; and a wrapping separator that wraps the stack. An edge portion of at least a part of the plurality of separators can be fused to the wrapping separator to form a fused portion. 본 발명의 실시예에 따른 전극 조립체는, 복수개의 전극과 복수개의 분리막이 번갈아 적층되며 상기 분리막의 가장자리부는 상기 전극보다 외측으로 돌출된 적층체; 및 상기 적층체를 둘러싸는 랩핑 분리막을 포함할 수 있다. 상기 복수개의 분리막 중 적어도 일부의 가장자리부는, 상기 랩핑 분리막과 융착되어 융착부를 형성할 수 있다.
Bibliography:Application Number: KR20210106973