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Secondary Battery Manufacturing Apparatus And Secondary Battery Manufacturing Method

Abstract: A secondary battery manufacturing method according to an embodiment of the present invention comprises: an electrode assembly manufacturing step of manufacturing an electrode assembly in which electrodes and separation films are fixed by an adhesive so that the electrodes and the separation films are alternately stacked on one another; and a battery cell manufacturing step of receiving the electrode assembly together with an electrolyte in a pouch case and sealing the pouch case, thereby manufacturing a battery cell, wherein the electrode assembly manufacturing step comprises a step of forming first adhesive parts formed between the electrodes and the separation films and second adhesive parts formed between separation films adjacent to each other among a plurality of separation films included in the electrode assembly, and the second adhesive parts are formed to be disposed outside the first adhesive parts along a direction perpendicular to a direction in which the electrodes and the separation films are stacked.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
24 January 2024
Publication Number
41/2024
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. CHOI, Seong Won
LG ENERGY SOLUTION Research Park, 188, Munji-ro, Yuseong-gu, Daejeon 34122
2. JUNG, Su Taek
LG ENERGY SOLUTION Research Park, 188, Munji-ro, Yuseong-gu, Daejeon 34122
3. RYU, Jihoon
LG ENERGY SOLUTION Research Park, 188, Munji-ro, Yuseong-gu, Daejeon 34122
4. BAE, Sangho
LG ENERGY SOLUTION Research Park, 188, Munji-ro, Yuseong-gu, Daejeon 34122
5. KIM, Minwook
LG ENERGY SOLUTION Research Park, 188, Munji-ro, Yuseong-gu, Daejeon 34122
6. SHIN, Won Kyung
LG ENERGY SOLUTION Research Park, 188, Munji-ro, Yuseong-gu, Daejeon 34122
7. LEE, Yong Jun
LG ENERGY SOLUTION Research Park, 188, Munji-ro, Yuseong-gu, Daejeon 34122

Specification

Documents

Application Documents

# Name Date
1 202417004880-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [24-01-2024(online)].pdf 2024-01-24
2 202417004880-STATEMENT OF UNDERTAKING (FORM 3) [24-01-2024(online)].pdf 2024-01-24
3 202417004880-REQUEST FOR EXAMINATION (FORM-18) [24-01-2024(online)].pdf 2024-01-24
4 202417004880-PROOF OF RIGHT [24-01-2024(online)].pdf 2024-01-24
5 202417004880-PRIORITY DOCUMENTS [24-01-2024(online)].pdf 2024-01-24
6 202417004880-POWER OF AUTHORITY [24-01-2024(online)].pdf 2024-01-24
7 202417004880-FORM 18 [24-01-2024(online)].pdf 2024-01-24
8 202417004880-FORM 1 [24-01-2024(online)].pdf 2024-01-24
9 202417004880-DRAWINGS [24-01-2024(online)].pdf 2024-01-24
10 202417004880-DECLARATION OF INVENTORSHIP (FORM 5) [24-01-2024(online)].pdf 2024-01-24
11 202417004880-COMPLETE SPECIFICATION [24-01-2024(online)].pdf 2024-01-24
12 202417004880-FORM 3 [03-06-2024(online)].pdf 2024-06-03