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公开(公告)号：EP4044357A1
公开(公告)日：2022-08-17
申请号：EP20883655.1
申请日：2020-10-27
发明人： KANG, Min Hyeong , JEONG, Seong Heon , CHOI, Yong Su , KIM, Sang Hun , YU, Hyung Kyun , KIM, Hyun Tae , BYEN, Il Gyu , CHO, Chung Ki
IPC分类号： H01M50/543 , H01M50/531 , H01M50/172 , H01M50/183 , B29C65/02
摘要： To solve the above problem, a method for manufacturing an electrode lead according to an embodiment of the present invention includes: a step of manufacturing each of a first electrode lead and a second electrode lead by cutting a metal plate; a step of applying an adhesive to at least one of one end of the first electrode lead or the other end of the second electrode lead; a step of forming a lead stack by bonding the one end of the first electrode lead and the other end of the second electrode lead to each other; a step of placing the lead stack on a die; and a step of applying heat and pressure to a connection portion of the lead stack, in which the first electrode lead and the second electrode lead are connected to each other, by using a pressing device.
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公开(公告)号：EP4092817A1
公开(公告)日：2022-11-23
申请号：EP21784115.4
申请日：2021-03-17
发明人： KIM, Sang Hun , KIM, Hyun Tae , CHOI, Yong Su , YU, Hyung Kyun , KANG, Min Hyeong , BYEN, Il Gyu , JEONG, Seong Heon , CHO, Chung Ki
IPC分类号： H01M50/183 , H01M50/172 , H01M50/543 , H01M50/531 , H01M50/572 , H01M50/116 , H01M50/557
摘要： An electrode lead according to an embodiment of the present invention for achieving the above object includes: a first electrode lead having one end connected to an electrode tab protruding from one side of an electrode assembly; a second electrode lead having one end connected to the other end of the first electrode lead and the other end protruding to the outside of a battery case accommodating the electrode assembly; and a connection part configured to connect the first electrode lead to the second electrode lead, wherein the connection part is formed by curing an adhesive applied between the first electrode lead and the second electrode lead, the adhesive is formed by mixing a conductor and a solvent, the solvent is formed by mixing a polymer and a diluent, and the solvent contains 5 wt% to 15 wt% of the diluent.
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