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Positive Electrode Material Powder And Method For Manufacturing Positive Electrode Material Powder
Abstract: The present invention relates to: a positive electrode material powder comprising a lithium composite transition metal oxide, which contains nickel, cobalt, manganese, and zirconium, and having a degree of single-particle formation based on formula 1 of 2.5-4.5; and a method for manufacturing the positive electrode material powder, the method comprising four steps of firing and zirconium doping, wherein the D50 of a precursor containing the transition metals is adjusted to be no greater than 95% of the D50 of the positive electrode material powder.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
10 March 2026
Publication Number
17/2026
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
Parent Application
Applicants
LG ENERGY SOLUTION, LTD.
Tower 1, 108, Yeoui-daero
Yeongdeungpo-gu
Seoul 07335
Inventors
1. KIM, Yeong Jin
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
2. KIM, Ji Hye
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
3. JUNG, Hae Jung
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
4. HEO, Jong Wook
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
5. YUN, So Yeong
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
6. PARK, Byung Chun
LG Energy Solution Research Park, 188, Munji-ro
Yuseong-gu
Daejeon 34122
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202617027924-TRANSLATION OF PRIORITY DOCUMENTS ETC. [10-03-2026(online)].pdf | 2026-03-10 |
| 2 | 202617027924-STATEMENT OF UNDERTAKING (FORM 3) [10-03-2026(online)].pdf | 2026-03-10 |
| 3 | 202617027924-RELEVANT DOCUMENTS [10-03-2026(online)].pdf | 2026-03-10 |
| 4 | 202617027924-Proof of Right [10-03-2026(online)].pdf | 2026-03-10 |
| 5 | 202617027924-PRIORITY DOCUMENTS [10-03-2026(online)].pdf | 2026-03-10 |
| 6 | 202617027924-POWER OF AUTHORITY [10-03-2026(online)].pdf | 2026-03-10 |
| 7 | 202617027924-FORM 18 [10-03-2026(online)].pdf | 2026-03-10 |
| 8 | 202617027924-FORM 13 [10-03-2026(online)].pdf | 2026-03-10 |
| 9 | 202617027924-FORM 1 [10-03-2026(online)].pdf | 2026-03-10 |
| 10 | 202617027924-DRAWINGS [10-03-2026(online)].pdf | 2026-03-10 |
| 11 | 202617027924-DECLARATION OF INVENTORSHIP (FORM 5) [10-03-2026(online)].pdf | 2026-03-10 |
| 12 | 202617027924-COMPLETE SPECIFICATION [10-03-2026(online)].pdf | 2026-03-10 |
| 13 | 202617027924-WIPO_PCT_DOC.pdf | 2026-04-08 |
| 14 | 202617027924-PATENT_APPLICATION_PUBLICATION.pdf | 2026-05-02 |