Lithium-doped silicon-based oxide negative electrode active material, method of preparing the same, and negative electrode and secondary battery including the same

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United States of America

PATENT NO 11923540
SERIAL NO

17383619

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Provided are a negative electrode active material which includes a negative electrode active material particles which includes a silicon oxide (SiOx, 02SiO3, Li2Si2O5, and Li4SiO4 in at least a part of the silicon oxide. The negative electrode active material has a content of a nitrogen element according to X-ray photoelectron spectroscopy (XPS) of 1.45 atom % or less. Also provided are a negative electrode and a lithium secondary battery including the same.

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SK ON CO LTD51 JONG-RO JONGNO-GU SEOUL 03161

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chung, Dong Jae Seoul, KR 8 0
Kim, Hansu Seoul, KR 30 294
Kim, Joon-Sup Daejeon, KR 35 407
Park, Eunjun Daejeon, KR 5 0
Park, Gwi Ok Daejeon, KR 36 0
Youn, Donghan Namyangju-si, KR 3 0

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