17879210. LITHIUM-ION BATTERY INCLUDING ANODE-FREE CELLS simplified abstract (GM Global Technology Operations LLC)

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LITHIUM-ION BATTERY INCLUDING ANODE-FREE CELLS

Organization Name

GM Global Technology Operations LLC

Inventor(s)

Yong Lu of Shanghai (CN)

Zhe Li of Shanghai (CN)

Meiyuan Wu of Shanghai (CN)

Haijing Liu of Shanghai (CN)

LITHIUM-ION BATTERY INCLUDING ANODE-FREE CELLS - A simplified explanation of the abstract

This abstract first appeared for US patent application 17879210 titled 'LITHIUM-ION BATTERY INCLUDING ANODE-FREE CELLS

Simplified Explanation

The abstract describes a hybridized lithium-ion battery with positive and negative electrode assemblies, as well as separating layers. Here are the key points:

  • The battery includes positive electrode assemblies with a positive electrode current collector and positive electroactive material layers.
  • It also includes two or more negative electrode current collectors with negative electroactive material layers.
  • The total number of positive electroactive material layers is greater than the total number of negative electroactive material layers.
  • Two or more separating layers physically separate the positive electrode assemblies and the negative electroactive material layers or the positive electrode assemblies and the negative electrode current collectors.

Potential applications of this technology:

  • Electric vehicles: The hybridized lithium-ion battery could be used in electric vehicles to provide improved energy storage and longer driving ranges.
  • Renewable energy storage: The battery could be used to store energy from renewable sources like solar or wind power, allowing for more efficient use and grid stabilization.
  • Portable electronics: The hybridized battery could be used in smartphones, laptops, and other portable devices to provide longer battery life and improved performance.

Problems solved by this technology:

  • Energy density: The hybridized battery design allows for a higher total number of positive electroactive material layers, increasing the energy density and overall capacity of the battery.
  • Efficiency: The separating layers help prevent short circuits and improve the overall efficiency and safety of the battery.
  • Performance: By optimizing the ratio of positive to negative electroactive material layers, the battery can provide improved performance and longer-lasting power.

Benefits of this technology:

  • Increased energy storage: The hybridized battery design allows for a higher total number of positive electroactive material layers, resulting in increased energy storage capacity.
  • Longer battery life: The improved energy density and optimized electroactive material ratio contribute to longer battery life and extended usage time.
  • Enhanced performance: The hybridized battery design and separating layers improve the overall performance, efficiency, and safety of the battery.


Original Abstract Submitted

A hybridized lithium-ion battery that includes one or more positive electrode assemblies is provided. Each of the one or more positive electrode assemblies includes a positive electrode current collector and one or more positive electroactive material layers disposed on one or more surfaces of the positive electrode current collector. The hybridized lithium-ion battery also includes two or more negative electrode current collectors, and one or more negative electroactive material layers disposed on one or more surfaces of at least one of the two or more negative electrode current collectors, where a total number of the one or more positive electroactive material layers is greater than a total number of negative electroactive material layers. The hybridized lithium-ion battery also includes two or more separating layers physically separating the positive electrode assemblies and the negative electroactive material layers or the positive electrode assemblies and the negative electrode current collectors.