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Cathode Slurry Composition, Cathode Manufactured Using Same, And Lithium Secondary Battery
Abstract: A cathode slurry composition according to the present invention comprises a cathode active material, a binder, a dispersant and a solvent, wherein the cathode active material comprises lithium iron phosphate including a carbon coating layer on the surface thereof, and the binder comprises a polyvinylidene fluoride satisfying the following formula 1. [Formula 1] 0 = {(2A+B)/(C+D)}?100 < 0.2 (A, B, C and D are the integral areas of peaks appearing at 11.5-12.8 ppm, 3.9-4.2 ppm, 2.6-3.2 ppm and 2.1-2.35 ppm, respectively, when 1H-NMR is measured for the polyvinylidene fluoride.)
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
08 November 2023
Publication Number
38/2024
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. KWON, O Jong
LG Energy Solution Research Park, 188, Munji-ro,
Yuseong-Gu,
Daejeon 34122
2. KIM, Ju Ryoun
LG Energy Solution Research Park, 188, Munji-ro,
Yuseong-Gu,
Daejeon 34122
3. CHOI, Jung Hun
LG Energy Solution Research Park, 188, Munji-ro,
Yuseong-Gu,
Daejeon 34122
4. JANG, Min Chul
LG Energy Solution Research Park, 188, Munji-ro,
Yuseong-Gu,
Daejeon 34122
5. KIM, Ki Woong
LG Energy Solution Research Park, 188, Munji-ro,
Yuseong-Gu,
Daejeon 34122
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202317076153-STATEMENT OF UNDERTAKING (FORM 3) [08-11-2023(online)].pdf | 2023-11-08 |
| 2 | 202317076153-PROOF OF RIGHT [08-11-2023(online)].pdf | 2023-11-08 |
| 3 | 202317076153-PRIORITY DOCUMENTS [08-11-2023(online)].pdf | 2023-11-08 |
| 4 | 202317076153-POWER OF AUTHORITY [08-11-2023(online)].pdf | 2023-11-08 |
| 5 | 202317076153-FORM 1 [08-11-2023(online)].pdf | 2023-11-08 |
| 6 | 202317076153-FIGURE OF ABSTRACT [08-11-2023(online)].pdf | 2023-11-08 |
| 7 | 202317076153-DRAWINGS [08-11-2023(online)].pdf | 2023-11-08 |
| 8 | 202317076153-DECLARATION OF INVENTORSHIP (FORM 5) [08-11-2023(online)].pdf | 2023-11-08 |
| 9 | 202317076153-COMPLETE SPECIFICATION [08-11-2023(online)].pdf | 2023-11-08 |
| 10 | 202317076153-FORM 3 [27-02-2024(online)].pdf | 2024-02-27 |
| 11 | 202317076153-FORM 18 [19-03-2025(online)].pdf | 2025-03-19 |