Honda motor co., ltd. (20240332536). SOLID-STATE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME simplified abstract

SOLID-STATE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME

Organization Name

honda motor co., ltd.

Inventor(s)

Takashi Nakagawa of Saitama (JP)

Yohei Noji of Saitama (JP)

Hiroki Ichihara of Saitama (JP)

Kyohei Izumi of Saitama (JP)

SOLID-STATE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240332536 titled 'SOLID-STATE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME

The abstract describes a solid-state secondary battery with an electrode multilayer housed in an exterior case. The electrode multilayer consists of a positive electrode layer, a negative electrode layer, a solid electrolyte layer, and an intermediate layer.

• Positive electrode layer includes a positive electrode current collector and a positive electrode active material layer.
• Relationship of areas in plan view: sp<sn≤sm≤ss is satisfied.
• Intermediate layer provided between the negative electrode layer and the solid electrolyte layer.

• • Key Features and Innovation:**

• Solid-state secondary battery design with optimized electrode multilayer configuration.
• Positive electrode layer structure enhances battery performance.
• Intermediate layer improves the interface between the negative electrode and solid electrolyte.

• • Potential Applications:**

• Energy storage for portable electronics.
• Electric vehicles.
• Renewable energy storage systems.

• • Problems Solved:**

• Enhanced battery performance.
• Improved safety with solid-state design.
• Efficient energy storage solutions.

• • Benefits:**

• Higher energy density.
• Longer cycle life.
• Enhanced safety features.

• • Commercial Applications:**

Solid-state secondary batteries can revolutionize the energy storage industry by providing safer and more efficient solutions for various applications such as electric vehicles, portable electronics, and renewable energy systems.

• • Questions about Solid-State Secondary Batteries:**

1. How does the optimized electrode multilayer configuration improve battery performance?

  - The optimized configuration ensures efficient energy transfer and enhances overall battery efficiency.

2. What are the potential safety benefits of using solid-state design in secondary batteries?

  - Solid-state design eliminates the risk of leakage and thermal runaway, making the batteries safer for use in various applications.

Original Abstract Submitted

a solid-state secondary battery of this invention includes: an electrode multilayer; and an exterior case that houses the electrode multilayer, the electrode multilayer includes a positive electrode layer, a negative electrode layer, a solid electrolyte layer arranged between the positive electrode layer and the negative electrode layer and an intermediate layer provided between the negative electrode layer and the solid electrolyte layer, the positive electrode layer includes a positive electrode current collector and a positive electrode active material layer and when the area of the positive electrode active material layer in plan view is sp, the area of the solid electrolyte layer in plan view is ss, the area of the intermediate layer in plan view is sm and the area of the negative electrode layer in plan view is sn, a relationship of sp<sn≤sm≤ss is satisfied.