公开(公告)号：EP3780233A1

公开(公告)日：2021-02-17

申请号：EP19887204.6

申请日：2019-11-18

申请人： LG CHEM, LTD.

发明人： HA, Yeyoung ,  LEE, Jaegil

IPC分类号： H01M10/0567 ,  H01M10/052 ,  H01M4/38 ,  H01M4/04 ,  H01M10/44 ,  H01M10/42 ,  H01M4/40

摘要： The present invention relates to an electrolyte solution for a lithium-sulfur battery comprising a lithium salt, an organic solvent and an additive, and a lithium-sulfur battery comprising the same, wherein the additive comprises a heterocyclic compound containing at least one double bond, and the heterocycle comprises an oxygen atom or a sulfur atom.

公开(公告)号：EP3764437A1

公开(公告)日：2021-01-13

申请号：EP19891926.8

申请日：2019-12-09

申请人： LG CHEM, LTD.

发明人： PARK, Gi Su ,  SONG, Minsun ,  LEE, Jaegil ,  HONG, Kyungsik ,  JUNG, Jong Mo

IPC分类号： H01M4/1395 ,  H01M4/04 ,  H01M4/134 ,  B23K26/38 ,  B23K37/04 ,  B65H23/24 ,  H01M10/052 ,  B65H35/00 ,  B65H18/10

摘要： The present invention relates to an apparatus and a method for manufacturing a lithium electrode comprising a cutting stage, a laser irradiation portion and a lithium metal film supply portion, in which a plurality of adsorption holes and a plurality of unit electrode pattern grooves are formed on the upper surface of the cutting stage.