Toyota jidosha kabushiki kaisha (20240282911). Non-Aqueous Electrolyte Secondary Battery simplified abstract

Non-Aqueous Electrolyte Secondary Battery

Organization Name

toyota jidosha kabushiki kaisha

Inventor(s)

Masataka Tomita of Okazaki-shi Aichi-ken (JP)

Yuusuke Shimizu of Chiryu-shi Aichi-ken (JP)

Non-Aqueous Electrolyte Secondary Battery - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240282911 titled 'Non-Aqueous Electrolyte Secondary Battery

The abstract describes a non-aqueous electrolyte secondary battery with a positive electrode, negative electrode, and separator. The positive electrode includes a layered structure positive electrode active material in the form of secondary particles.

• Positive electrode active material layer includes a positive electrode active material with a layered structure.
• Positive electrode active material is in the form of secondary particles with an average particle size of 8.0 μm or more.
• Ratio of dbp oil absorption number to bet specific surface area of the secondary particles is 0.3 or more.

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

Problems Solved: - Improved energy density - Enhanced battery performance - Longer cycle life

Benefits: - Higher energy storage capacity - Increased efficiency - Extended battery lifespan

Commercial Applications: Title: Advanced Non-Aqueous Electrolyte Secondary Battery for High-Performance Applications This technology can be used in electric vehicles, consumer electronics, and grid energy storage systems, offering improved performance and reliability in various commercial applications.

Questions about the technology: 1. How does the layered structure of the positive electrode active material contribute to the battery's performance? 2. What are the advantages of using secondary particles in the positive electrode active material?

Original Abstract Submitted

a non-aqueous electrolyte secondary battery comprising a positive electrode, a negative electrode, and a separator, wherein the positive electrode includes a positive electrode active material layer, the positive electrode active material layer includes a positive electrode active material having a layered structure, the positive electrode active material is in the form of secondary particles, the secondary particles have an average particle size of 8.0 �m or more, and a ratio of a dbp oil absorption number of the secondary particles to a bet specific surface area of the secondary particles is 0.3 or more.