(19)
(11) EP 4 037 017 A8

(12) CORRECTED EUROPEAN PATENT APPLICATION
published in accordance with Art. 153(4) EPC

(15) Correction information:
Corrected version no 1 (W1 A1)

(48) Corrigendum issued on:
01.03.2023 Bulletin 2023/09

(43) Date of publication:
03.08.2022 Bulletin 2022/31

(21) Application number: 21881343.4

(22) Date of filing: 01.11.2021
(51) International Patent Classification (IPC): 
H01M 4/134(2010.01)
H01M 10/42(2006.01)
H01M 10/052(2010.01)
 H01M 4/1395(2010.01)
H01M 4/04(2006.01)
H01M 4/02(2006.01)
(52) Cooperative Patent Classification (CPC):
H01M 10/052; H01M 4/134; H01M 4/1395; H01M 4/366; H01M 4/133; H01M 4/661; H01M 4/1393; H01M 10/4235; H01M 2004/027
(86) International application number:
PCT/KR2021/015616
(87) International publication number:
WO 2022/092979 (05.05.2022 Gazette 2022/18)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 02.11.2020 KR 20200144665

(71) Applicant: LG Energy Solution, Ltd.
Seoul 07335 (KR)

(72) Inventor:
  • YUN, Hyunwoong
    Daejeon 34122 (KR)

(74) Representative: Hoffmann Eitle 
Patent- und Rechtsanwälte PartmbB Arabellastraße 30
81925 München
81925 München (DE)

   


(54) NEGATIVE ELECTRODE FOR LITHIUM METAL BATTERY, MANUFACTURING METHOD THEREOF, AND LITHIUM METAL BATTERY COMPRISING SAME


(57) The present disclosure provides a negative electrode for a lithium metal battery, including:
a metal current collector substrate, a lithium metal layer formed on at least one surface of the metal current collector substrate, and a protective layer formed on the lithium metal layer,
wherein the protective layer comprises a material capable of occluding and releasing lithium in an amount of 70% by weight or more based on the total weight, a manufacturing method thereof and a lithium metal battery including the same.