Invention Application
- Patent Title: Electrode For Electrochemical Device Comprising Dry Electrode Film And Method For Manufacturing The Same
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Application No.: US17957167Application Date: 2022-09-30
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Publication No.: US20230099713A1Publication Date: 2023-03-30
- Inventor: Sang-Min Kwak , Koo-Seung Chung , Nam-Jeong Lee , Ho-Chan Lee , Dong-Oh Shin , Kwang-Ho Yoo
- Applicant: LG Energy Solution, Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Energy Solution, Ltd.
- Current Assignee: LG Energy Solution, Ltd.
- Current Assignee Address: KR Seoul
- Priority: KR10-2021-0108354 20210817,KR10-2022-0102936 20220817
- Main IPC: H01M4/04
- IPC: H01M4/04 ; H01M4/62

Abstract:
Disclosed is a method for manufacturing a dry electrode. In the method, a conductive primer layer and an insulating protective layer are formed in a single step, or the insulating protective layer is formed first before an electrode active material layer is formed and after the conductive primer layer is formed. In this manner, there is no gap between the insulating protective layer and the conductive primer layer, thereby providing further improved insulation property. In addition, since the dry electrode is manufactured by laminating the current collector having the conductive primer layer and the insulating protective layer with the dry electrode film, an electrode having excellent adhesion and improved stability can be obtained advantageously.
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