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Self Supporting Separator For Electrochemical Device, And Electrochemical Device Comprising Same
Abstract: The present invention relates to a self-supporting separator for an electrochemical device and to an electrochemical device comprising same. In the self-supporting separator for an electrochemical device comprising a negative electrode including a silicon-based active material, the surface roughness (Sa) of the separator is adjusted by adjusting the content and average particle diameter of inorganic particles, thereby improving compression resistance and energy density, and exhibiting longer life characteristics.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
13 May 2025
Publication Number
49/2025
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
Parent Application
Applicants
LG ENERGY SOLUTION, LTD.
Tower1 108, Yeoui-daero
Yeongdeungpo-gu,
Seoul 07335
Inventors
1. SHIN, Jin Young
188, Munji-ro
Yuseong-gu,
Daejeon 34122
2. JEONG, So Mi
188, Munji-ro
Yuseong-gu,
Daejeon 34122
3. BANG, Ji Hyun
188, Munji-ro
Yuseong-gu,
Daejeon 34122
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202517045955-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [13-05-2025(online)].pdf | 2025-05-13 |
| 2 | 202517045955-STATEMENT OF UNDERTAKING (FORM 3) [13-05-2025(online)].pdf | 2025-05-13 |
| 3 | 202517045955-REQUEST FOR EXAMINATION (FORM-18) [13-05-2025(online)].pdf | 2025-05-13 |
| 4 | 202517045955-PROOF OF RIGHT [13-05-2025(online)].pdf | 2025-05-13 |
| 5 | 202517045955-PRIORITY DOCUMENTS [13-05-2025(online)].pdf | 2025-05-13 |
| 6 | 202517045955-POWER OF AUTHORITY [13-05-2025(online)].pdf | 2025-05-13 |
| 7 | 202517045955-FORM 18 [13-05-2025(online)].pdf | 2025-05-13 |
| 8 | 202517045955-FORM 1 [13-05-2025(online)].pdf | 2025-05-13 |
| 9 | 202517045955-FIGURE OF ABSTRACT [13-05-2025(online)].pdf | 2025-05-13 |
| 10 | 202517045955-DECLARATION OF INVENTORSHIP (FORM 5) [13-05-2025(online)].pdf | 2025-05-13 |
| 11 | 202517045955-COMPLETE SPECIFICATION [13-05-2025(online)].pdf | 2025-05-13 |
| 12 | 202517045955-FORM 3 [30-10-2025(online)].pdf | 2025-10-30 |