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Electrode assembly and secondary battery comprising the same

Grant US12580241B2 Kind: B2 Mar 17, 2026

Assignee

LG ENERGY SOLUTION, LTD.

Inventors

Min Gi Jeong, Duk Hyun Ryu, Jin Soo Kim, Soo Jung Kim, Han Saem Park

Abstract

An electrode assembly and a secondary battery including the same are provided. The electrode assembly includes an electrode stack, in which electrodes and a separator are alternately stacked to be wound, and a temperature difference compensating member disposed at a winding center of the electrode stack such that a temperature difference between a winding outer shell and a winding center of the electrode stack is reduced. The temperature difference compensating member includes a phase change material.

CPC Classifications

H01M 10/617 H01M 10/0431 H01M 10/052 H01M 10/0525 H01M 10/0587 H01M 10/4235 H01M 10/643 H01M 10/654 H01M 10/659 H01M 4/13 H01M 4/62

Filing Date

2021-06-03

Application No.

17926692

Claims

17