18438943. Non-Aqueous Electrolyte Secondary Battery simplified abstract (TOYOTA JIDOSHA KABUSHIKI KAISHA)

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 18438943 titled 'Non-Aqueous Electrolyte Secondary Battery

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

• The positive electrode active material in the battery has an average particle size of 8.0 μm or more.
• The 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.

Potential Applications: - This technology could be used in various portable electronic devices such as smartphones, laptops, and tablets. - It could also find applications in electric vehicles and energy storage systems.

Problems Solved: - The technology addresses the need for high-performance and long-lasting batteries in various electronic devices. - It also tackles the issue of energy storage in renewable energy systems.

Benefits: - Improved battery performance and longevity. - Enhanced energy storage capabilities. - Potential for increased efficiency in electronic devices and electric vehicles.

Commercial Applications: Title: Advanced Non-Aqueous Electrolyte Secondary Battery Technology for Enhanced Performance This technology could revolutionize the battery industry by providing more efficient and long-lasting power sources for a wide range of applications. It could lead to the development of more reliable and sustainable energy storage solutions, impacting markets such as consumer electronics, electric vehicles, and renewable energy systems.

Questions about the Technology: 1. How does the average particle size of the positive electrode active material affect the performance of the battery? 2. What are the implications of the ratio of DBP oil absorption number to BET specific surface area in the secondary particles on the overall efficiency of the battery?

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 μm 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.