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Method For Preparing Negative Electrode Active Material, Negative Electrode, And Secondary Battery
Abstract: The present invention relates to a method for preparing a negative electrode active material, the method comprising the steps of: mixing green coke particles, calcined coke particles, and a binder; and graphitizing the mixture by heat treatment to form artificial graphite particles in the form of a secondary particle in which primary artificial graphite particles are bonded to each other, wherein the average particle diameter (D50) of the green coke particles is greater than the average particle diameter (D50) of the calcined coke particles.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
22 January 2024
Publication Number
11/2024
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
Parent Application
Applicants
LG ENERGY SOLUTION, LTD.
Tower 1, 108, Yeoui-daero
Yeongdeungpo-gu
Seoul 07335
Inventors
1. LEE, Chang Ju
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
2. CHOI, Seung Youn
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
3. LIM, Ga Hyun
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
4. WOO, Sang Wook
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202417004306-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [22-01-2024(online)].pdf | 2024-01-22 |
| 2 | 202417004306-STATEMENT OF UNDERTAKING (FORM 3) [22-01-2024(online)].pdf | 2024-01-22 |
| 3 | 202417004306-PROOF OF RIGHT [22-01-2024(online)].pdf | 2024-01-22 |
| 4 | 202417004306-PRIORITY DOCUMENTS [22-01-2024(online)].pdf | 2024-01-22 |
| 5 | 202417004306-POWER OF AUTHORITY [22-01-2024(online)].pdf | 2024-01-22 |
| 6 | 202417004306-FORM 1 [22-01-2024(online)].pdf | 2024-01-22 |
| 7 | 202417004306-DECLARATION OF INVENTORSHIP (FORM 5) [22-01-2024(online)].pdf | 2024-01-22 |
| 8 | 202417004306-COMPLETE SPECIFICATION [22-01-2024(online)].pdf | 2024-01-22 |
| 9 | 202417004306-FORM 3 [24-06-2024(online)].pdf | 2024-06-24 |
| 10 | 202417004306-FORM 18 [05-03-2025(online)].pdf | 2025-03-05 |