20240047654. LITHIUM-RICH, MANGANESE-RICH LAYERED ELECTROACTIVE MATERIALS AND METHODS OF FORMING THE SAME simplified abstract (GM GLOBAL TECHNOLOGY OPERATIONS LLC)
Contents
LITHIUM-RICH, MANGANESE-RICH LAYERED ELECTROACTIVE MATERIALS AND METHODS OF FORMING THE SAME
Organization Name
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Inventor(s)
Lei Wang of Rochester Hills MI (US)
LITHIUM-RICH, MANGANESE-RICH LAYERED ELECTROACTIVE MATERIALS AND METHODS OF FORMING THE SAME - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240047654 titled 'LITHIUM-RICH, MANGANESE-RICH LAYERED ELECTROACTIVE MATERIALS AND METHODS OF FORMING THE SAME
Simplified Explanation
The abstract of the patent application describes an electroactive material for an electrochemical cell. The material consists of lithium-rich, manganese-rich layered particles with a coating that includes an oxygen storage material. The coating has an average thickness between 100 nanometers and 2 micrometers. The oxygen storage material can be selected from various options including lasrxmno, lasrfeo, lacamno, labamno, lamno, lafeo, ceo, ceo-mno, ceo-feo, ceo-wo, ceo-moo, and combinations thereof.
- The electroactive material for an electrochemical cell includes lithium-rich, manganese-rich layered particles.
- The particles have a coating that contains an oxygen storage material.
- The coating has an average thickness between 100 nanometers and 2 micrometers.
- The oxygen storage material can be selected from a group of options.
- The options include various compositions of lanthanum, strontium, manganese, iron, cerium, tungsten, and molybdenum.
Potential applications of this technology:
- Improved performance and efficiency of electrochemical cells.
- Enhanced energy storage capabilities in batteries.
- Increased stability and lifespan of electrochemical devices.
Problems solved by this technology:
- Addressing the limitations of conventional electroactive materials.
- Improving the cycling stability and capacity retention of electrochemical cells.
- Enhancing the overall performance and reliability of electrochemical devices.
Benefits of this technology:
- Higher energy density and storage capacity in batteries.
- Extended lifespan and improved durability of electrochemical cells.
- Enhanced efficiency and performance of electrochemical devices.
Original Abstract Submitted
an electroactive material for an electrochemical cell is provided. the electroactive material includes a plurality of lithium-rich, manganese-rich layered electroactive material particles, where at least a portion of the lithium-rich, manganese-rich layered electroactive material particles defining the plurality has a coating that includes an oxygen storage material. the coating that includes the oxygen storage material has an average thickness greater than or equal to about 100 nanometers to less than or equal to about 2 micrometers, and the oxygen storage material is selected from the group consisting of: lasrxmno(where 0≤x≤0.3), lasrfeo(where 0≤x≤0.3), lacamno(where 0≤x≤0.3), labamno(where 0≤x≤0.3), lamno, lafeo, lamno, lafeo, ceo, ceo—mno(where 3≤x≤4), ceo—feo(where 2≤x≤3), ceo—wo, ceo—moo, and combinations thereof.