Toyota jidosha kabushiki kaisha (20240250297). SOLID-STATE BATTERY simplified abstract

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SOLID-STATE BATTERY

Organization Name

toyota jidosha kabushiki kaisha

Inventor(s)

Fuminori Mizuno of Miyoshi-shi (JP)

Shinya Shiotani of Nagoya-shi (JP)

Takamasa Ohtomo of Miyoshi-shi (JP)

SOLID-STATE BATTERY - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240250297 titled 'SOLID-STATE BATTERY

The abstract describes a solid-state battery with specific layers and tabs for current collection and active material distribution, as well as a solid electrolyte layer containing a polymer electrolyte.

  • The battery includes a first current collector layer with a tab, a first active material layer, a second current collector layer with a tab, a second active material layer, and a solid electrolyte layer.
  • The solid electrolyte layer covers the end surfaces of the first current collector layer and the first active material layer, except for the side with the first current collector tab.
  • The solid electrolyte layer contains a polymer electrolyte, enhancing the battery's performance and stability.

Potential Applications: - Energy storage for electric vehicles - Portable electronic devices - Renewable energy systems

Problems Solved: - Improved battery performance and stability - Enhanced safety due to the solid-state design

Benefits: - Higher energy density - Longer cycle life - Safer operation

Commercial Applications: Title: Solid-State Battery Technology for Advanced Energy Storage Solutions This technology can be utilized in electric vehicles, consumer electronics, and grid energy storage systems, offering improved performance and safety.

Questions about Solid-State Battery Technology: 1. How does the polymer electrolyte in the solid electrolyte layer contribute to the battery's performance?

  The polymer electrolyte enhances ion conductivity, leading to improved battery efficiency and stability.

2. What are the key advantages of using a solid-state design in batteries?

  Solid-state batteries offer higher energy density, longer cycle life, and increased safety compared to traditional liquid electrolyte batteries.


Original Abstract Submitted

a solid-state battery includes: a first current collector layer having a first current collector tab protruding from one side of a quadrilateral; a first active material layer laminated on the first current collector layer; a second current collector layer having a second current collector tab protruding from one side of a quadrilateral; a second active material layer laminated on the second current collector layer; and a solid electrolyte layer arranged between the first active material layer and the second active material layer and including a polymer electrolyte, wherein, in three sides other than the one side where the first current collector tab is arranged, the solid electrolyte layer is arranged so as to cover end surfaces of the first current collector layer and the first active material layer.