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Method For Manufacturing Electrode Assembly With Improved Processability, And Electrode Assembly Manufactured Using Same

Abstract: A method for manufacturing an electrode assembly, according to one embodiment of the present invention, comprises steps in which: a cathode sheet, a separator sheet and an anode sheet are unwound in each of a plurality of roll members; the unwound cathode sheet, separator sheet, and anode sheet form a stack while passing between a pair of guide rolls; and the stack comprising the cathode sheet, the separator sheet, and the anode sheet is punched, wherein, in each of the cathode sheet and the anode sheet, an active material and a non-conductive material are alternately applied on the basis of the driving direction of the guide rolls, and punching of the stack is the punching of a portion to which the non-conductive material is applied.

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Patent Information

Application #
Filing Date
28 January 2025
Publication Number
17/2025
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
Parent Application

Applicants

LG ENERGY SOLUTION, LTD.
Tower 1, 108, Yeoui-daero, Yeongdeungpo-gu, Seoul 07335

Inventors

1. LIM, Hunhee
LG ENERGY SOLUTION Research Park, 188, Munji-ro, Yuseong-gu, Daejeon 34122

Specification

Documents

Application Documents

# Name Date
1 202517006879-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [28-01-2025(online)].pdf 2025-01-28
2 202517006879-STATEMENT OF UNDERTAKING (FORM 3) [28-01-2025(online)].pdf 2025-01-28
3 202517006879-REQUEST FOR EXAMINATION (FORM-18) [28-01-2025(online)].pdf 2025-01-28
4 202517006879-PROOF OF RIGHT [28-01-2025(online)].pdf 2025-01-28
5 202517006879-PRIORITY DOCUMENTS [28-01-2025(online)].pdf 2025-01-28
6 202517006879-POWER OF AUTHORITY [28-01-2025(online)].pdf 2025-01-28
7 202517006879-FORM 18 [28-01-2025(online)].pdf 2025-01-28
8 202517006879-FORM 1 [28-01-2025(online)].pdf 2025-01-28
9 202517006879-DRAWINGS [28-01-2025(online)].pdf 2025-01-28
10 202517006879-DECLARATION OF INVENTORSHIP (FORM 5) [28-01-2025(online)].pdf 2025-01-28
11 202517006879-COMPLETE SPECIFICATION [28-01-2025(online)].pdf 2025-01-28
12 202517006879-FORM 3 [11-06-2025(online)].pdf 2025-06-11