Positive active material for lithium rechargeable battery, manufacturing method thereof, and lithium rechargeable battery including same positive active material

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United States of America Patent

PATENT NO 11923542
APP PUB NO 20210184213A1
SERIAL NO

16767699

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Abstract

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The present disclosure relates to a positive active material for a lithium rechargeable battery, a manufacturing method thereof, and a lithium rechargeable battery including the positive active material, and it provides a positive active material which is a lithium composite metal oxide including nickel, cobalt, and manganese, and either has orientation in a direction of with respect to an ND axis that is equal to or greater than 29% or has orientation in a direction of [120]+[210] with respect to an RD axis that is equal to or greater than 82% in the case of an EBSD analysis with a misorientation angle (Δg) that is equal to or less than 30 degrees.

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Patent Owner(s)

Patent OwnerAddress
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY67 CHEONGAM-RO NAM-GU POHANG-SI GYEONGSANGBUK-DO 37673 37673

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hwangbo, Geun Incheon, KR 7 2
Kim, Do Hyeong Pohang-si, KR 21 36
Lee, Sang Hyuk Incheon, KR 55 240
Nam, Sang Cheol Seoul, KR 46 72
Park, Hye Won Changwon-si, KR 8 27
Song, Jung Hoon Seoul, KR 36 14

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