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Separator For Electrochemical Device And Electrochemical Device Comprising Same
Abstract: The present invention relates to a separator for an electrochemical device and an electrochemical device comprising same. A separator according to an embodiment of the present invention is directed to a separator for an electrochemical device, the separator comprising a porous polymer substrate and one porous coating layer formed on at least one surface of the substrate, wherein the porous coating layer comprises inorganic hydroxide particles, cellulose nano fibers, and an aqueous binder polymer, and the content of the cellulose nanofibers is 25 wt% to 70 wt% relative to the total weight of the porous coating layer.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
24 January 2024
Publication Number
41/2024
Publication Type
INA
Invention Field
POLYMER TECHNOLOGY
Status
Email
Parent Application
Applicants
LG ENERGY SOLUTION, LTD.
Tower1, Yeoui-daero 108
Yeongdeungpo-gu,
Seoul 07335
Inventors
1. YOON, Yeo Ju
188, Munji-ro
Yuseong-gu,
Daejeon 34122
2. KIM, Min Ji
188, Munji-ro
Yuseong-gu,
Daejeon 34122
3. KIM, Ji Eun
188, Munji-ro
Yuseong-gu,
Daejeon 34122
4. SUNG, Dong Wook
188, Munji-ro
Yuseong-gu,
Daejeon 34122
5. SHIN, Jin Young
188, Munji-ro
Yuseong-gu,
Daejeon 34122
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202417004859-STATEMENT OF UNDERTAKING (FORM 3) [24-01-2024(online)].pdf | 2024-01-24 |
| 2 | 202417004859-PROOF OF RIGHT [24-01-2024(online)].pdf | 2024-01-24 |
| 3 | 202417004859-PRIORITY DOCUMENTS [24-01-2024(online)].pdf | 2024-01-24 |
| 4 | 202417004859-POWER OF AUTHORITY [24-01-2024(online)].pdf | 2024-01-24 |
| 5 | 202417004859-FORM 1 [24-01-2024(online)].pdf | 2024-01-24 |
| 6 | 202417004859-DRAWINGS [24-01-2024(online)].pdf | 2024-01-24 |
| 7 | 202417004859-DECLARATION OF INVENTORSHIP (FORM 5) [24-01-2024(online)].pdf | 2024-01-24 |
| 8 | 202417004859-COMPLETE SPECIFICATION [24-01-2024(online)].pdf | 2024-01-24 |
| 9 | 202417004859-certified copy of translation [02-02-2024(online)].pdf | 2024-02-02 |
| 10 | 202417004859-FORM 3 [11-07-2024(online)].pdf | 2024-07-11 |
| 11 | 202417004859-FORM 18 [04-03-2025(online)].pdf | 2025-03-04 |
| 12 | 202417004859-Verified English translation [23-06-2025(online)].pdf | 2025-06-23 |