18482389. ALL-SOLID-STATE BATTERY simplified abstract (TOYOTA JIDOSHA KABUSHIKI KAISHA)

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ALL-SOLID-STATE BATTERY

Organization Name

TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor(s)

Akio Mitsui of Anjo-shi (JP)

Kazuhiro Morioka of Takatsuki-shi (JP)

Koichi Hirano of Hirakata-shi (JP)

ALL-SOLID-STATE BATTERY - A simplified explanation of the abstract

This abstract first appeared for US patent application 18482389 titled 'ALL-SOLID-STATE BATTERY

Simplified Explanation

The all-solid-state battery described in the patent application consists of a positive electrode layer, a separator layer, and a negative electrode layer. The battery must meet specific relationships outlined in three formulas to ensure optimal performance at different states of charge.

  • The positive electrode layer must have an area within the range of 0.99≤S/S₀≤1.01 when the state of charge (SOC) is 0%.
  • The positive electrode layer must have an area within the range of 1.00≤S/S₀≤1.13 when the SOC is 100%.
  • The negative electrode layer must have an area within the range of 0.93≤S/S₀≤1.02 when the SOC is 0%.
  • The negative electrode layer must have an area within the range of 0.93≤S/S₀≤1.02 when the SOC is 100%.

Potential Applications

The technology described in this patent application could be applied in various electronic devices, electric vehicles, and renewable energy storage systems.

Problems Solved

This innovation addresses the challenges of improving the performance and efficiency of solid-state batteries, particularly in terms of optimizing the electrode layers for different states of charge.

Benefits

The all-solid-state battery design outlined in the patent application offers enhanced stability, safety, and energy density compared to traditional lithium-ion batteries.

Potential Commercial Applications

The technology has potential applications in the consumer electronics industry, electric vehicle market, and grid energy storage sector.

Possible Prior Art

One possible prior art could be the development of solid-state batteries with different electrode configurations and compositions to improve performance and safety.

Unanswered Questions

How does this technology compare to existing lithium-ion battery technology in terms of cost-effectiveness and scalability?

The article does not provide information on the cost-effectiveness and scalability of the all-solid-state battery technology compared to traditional lithium-ion batteries.

What are the potential environmental impacts of mass-producing all-solid-state batteries using the methods described in the patent application?

The article does not address the potential environmental impacts of mass-producing all-solid-state batteries and whether the manufacturing processes outlined have any sustainability considerations.


Original Abstract Submitted

An all-solid-state battery has a positive electrode layer, a separator layer and a negative electrode layer. The all-solid-state battery satisfies relationships of “Formula (1): 0.99≤S/S≤1.01,” “Formula (2): 1.00≤S/S≤1.13,” and “Formula (3): 0.93≤S/S≤1.02.” Sindicates an area of the positive electrode layer when the SOC is 0%. Sindicates an area of the positive electrode layer when the SOC is 100%. Sindicates an area of the negative electrode layer when the SOC is 0%. Sindicates an area of the negative electrode layer when the SOC is 100%.