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Positive Electrode And Lithium Secondary Battery Manufactured Using Same

Abstract: A positive electrode according to the present invention comprises a positive electrode active material layer, wherein the positive electrode active material layer includes a first lithium iron phosphate and a second lithium iron phosphate as positive electrode active materials, the first lithium iron phosphate has a larger average particle diameter D50 than the second lithium iron phosphate and includes at least one facet, and, when the cross-section of the positive electrode was observed using a scanning electron microscope (SEM), the cross-section of the first lithium iron phosphate has at least one side having a length of 2 µm or more.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
07 November 2023
Publication Number
38/2024
Publication Type
INA
Invention Field
CHEMICAL
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. CHOI, Jung Hun
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
3. KIM, Ju Ryoun
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
4. KANG, Yong Hee
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
5. KIM, Ji Eun
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
6. JANG, Min Chul
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
7. KIM, Ki Woong
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
8. AN, In Gu
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122
9. JO, Jeong Geun
LG Energy Solution Research Park, 188, Munji-ro, Yuseong-Gu, Daejeon 34122

Specification

Documents

Application Documents

# Name Date
1 202317075915-STATEMENT OF UNDERTAKING (FORM 3) [07-11-2023(online)].pdf 2023-11-07
2 202317075915-PROOF OF RIGHT [07-11-2023(online)].pdf 2023-11-07
3 202317075915-PRIORITY DOCUMENTS [07-11-2023(online)].pdf 2023-11-07
4 202317075915-POWER OF AUTHORITY [07-11-2023(online)].pdf 2023-11-07
5 202317075915-FORM 1 [07-11-2023(online)].pdf 2023-11-07
6 202317075915-FIGURE OF ABSTRACT [07-11-2023(online)].pdf 2023-11-07
7 202317075915-DRAWINGS [07-11-2023(online)].pdf 2023-11-07
8 202317075915-DECLARATION OF INVENTORSHIP (FORM 5) [07-11-2023(online)].pdf 2023-11-07
9 202317075915-COMPLETE SPECIFICATION [07-11-2023(online)].pdf 2023-11-07
10 202317075915-FORM 3 [27-02-2024(online)].pdf 2024-02-27
11 202317075915-FORM 18 [04-04-2025(online)].pdf 2025-04-04