NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

Provided are a negative electrode active material for a lithium secondary battery and a lithium secondary battery including the same, wherein the negative electrode active material for a lithium secondary battery includes: a core including a silicon-carbon composite in which crystalline carbon, sili...

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Main Authors PARK SUNIL, KANG EUNJI, YOO PIL JIN, NAM MYEONG GYUN, LEE DAE HYEOK, WON JONGMIN, NAH JAEHOU, OH DOORI, SONG HYUN JUN, KIM YOUNGUGK, KIM YOUNG MIN, SHIN CHANGSU
Format Patent
LanguageEnglish
Korean
Published 25.08.2023
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Summary:Provided are a negative electrode active material for a lithium secondary battery and a lithium secondary battery including the same, wherein the negative electrode active material for a lithium secondary battery includes: a core including a silicon-carbon composite in which crystalline carbon, silicon particles, and amorphous carbon are assembled; and a coating layer including catecholamine formed on the surface of the core. 리튬 이차 전지용 음극 활물질 및 이를 포함하는 리튬 이차 전지를 제공하며, 상기 리튬 이차 전지용 음극 활물질은 결정질 탄소, 실리콘 입자 및 비정질 탄소가 조립된 실리콘-탄소 복합체를 포함하는 코어 및 상기 코어 표면에 형성된 카테콜아민을 포함하는 코팅층을 포함한다.
Bibliography:Application Number: KR20220021746