Positive electrode for secondary battery and lithium secondary battery including the same

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United States of America Patent

PATENT NO 11145860
APP PUB NO 20190267621A1
SERIAL NO

16343576

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Abstract

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The present invention relates to a positive electrode for a secondary battery to improve stability during overcharge, and a lithium secondary battery including the same, and particularly, to a positive electrode for a secondary battery including a positive electrode active material layer formed on a positive electrode collector, wherein the positive electrode active material layer has a double-layer structure which includes a first positive electrode active material layer formed on the positive electrode collector and a second positive electrode active material layer formed on the first positive electrode active material layer, the first positive electrode active material layer includes a first positive electrode active material, a conductive agent, and a gas generating agent generating gas during overcharge, and the second positive electrode active material layer includes a second positive electrode active material, and a lithium secondary battery including the same.

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Patent Owner(s)

Patent OwnerAddress
LG ENERGY SOLUTION LTDTOWER 1 108 YEOUI-DAERO YEONGDEUNGPO-GU SEOUL 07335

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Choi, Jung Seok Daejeon, KR 13 26
Kim, Kyung Min Daejeon, KR 146 882
Lee, Kyung Min Daejeon, KR 80 356
Oh, Song Taek Daejeon, KR 48 152

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