20240021865. FREE-STANDING, THIN ELECTROLYTE LAYERS simplified abstract (GM GLOBAL TECHNOLOGY OPERATIONS LLC)

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FREE-STANDING, THIN ELECTROLYTE LAYERS

Organization Name

GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor(s)

Zhe Li of Shanghai (CN)

Meiyuan Wu of Shanghai (CN)

Qili Su of Shanghai (CN)

Yong Lu of Shanghai (CN)

Haijing Liu of Shanghai (CN)

FREE-STANDING, THIN ELECTROLYTE LAYERS - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240021865 titled 'FREE-STANDING, THIN ELECTROLYTE LAYERS

Simplified Explanation

The abstract describes an electrochemical cell that consists of a first electrode, a second electrode, and an electrolyte layer placed between them. The electrolyte layer includes a porous scaffold with a porosity ranging from 50% to 90% and a solution-processable solid-state electrolyte that fills the pores of the scaffold. The porous scaffold is made up of fibers with an average diameter of 0.01 to 10 micrometers and an average length of 1 to 20 micrometers. The solution-processable solid-state electrolyte can be sulfide-based, halide-based, hydride-based, or a combination of these materials.

  • The electrochemical cell includes a first electrode, a second electrode, and an electrolyte layer.
  • The electrolyte layer consists of a porous scaffold and a solution-processable solid-state electrolyte.
  • The porous scaffold has a porosity between 50% and 90%.
  • The porous scaffold is made up of fibers with an average diameter of 0.01 to 10 micrometers and an average length of 1 to 20 micrometers.
  • The solution-processable solid-state electrolyte fills the pores of the porous scaffold.
  • The solution-processable solid-state electrolyte can be sulfide-based, halide-based, hydride-based, or a combination of these materials.

Potential applications of this technology:

  • Energy storage devices such as batteries and supercapacitors.
  • Fuel cells for power generation.
  • Electrochemical sensors and biosensors.
  • Electrochromic devices for smart windows.
  • Electrowinning and electrorefining processes in metallurgy.

Problems solved by this technology:

  • Enhanced ion transport and conductivity in the electrolyte layer.
  • Improved stability and durability of the electrochemical cell.
  • Increased energy density and power output.
  • Simplified manufacturing process for solid-state electrolytes.
  • Compatibility with various electrode materials.

Benefits of this technology:

  • Higher efficiency and performance of electrochemical devices.
  • Longer lifespan and cycle life of batteries and fuel cells.
  • Safer operation due to the use of solid-state electrolytes.
  • Scalability and cost-effectiveness in production.
  • Versatility in terms of electrolyte material selection.


Original Abstract Submitted

an electrochemical cell that includes a first electrode, a second electrode, and an electrolyte layer that is disposed between the first electrode and the second electrode is provided. the electrolyte layer includes a porous scaffold having a porosity greater than or equal to about 50 vol. % to less than or equal to about 90 vol. %, and a solution-processable solid-state electrolyte that at least partially fills the pores of the porous scaffold. the porous scaffold is defined by a plurality of fibers having an average diameter greater than or equal to about 0.01 micrometer to less than or equal to about 10 micrometers and an average length greater than or equal to about 1 micrometer to less than or equal to about 20 micrometers. the solution-processable solid-state electrolyte includes is selected from the group consisting of: sulfide-based solid-state particles, halide-based solid-state particles, hydride-based solid-state particles, and combinations thereof.