Positive electrode active material and lithium secondary battery containing the same
By structuring the positive electrode active material as secondary particles with a gradient in primary particle size, the material effectively reduces electrolyte contact, addressing degradation and gas generation issues, thus improving the lifespan and stability of lithium secondary batteries.
JP2026518679APending Publication Date: 2026-06-09POSCO FUTURE M CO LTD
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- POSCO FUTURE M CO LTD
- Filing Date
- 2024-05-23
- Publication Date
- 2026-06-09
Smart Images
Figure 2026518679000001_ABST
Abstract
The positive electrode active material according to the present invention is characterized by being in the form of secondary particles containing a plurality of primary particles and satisfying formula 1.
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