18443442. ELECTRODE AND BATTERY simplified abstract (TOYOTA JIDOSHA KABUSHIKI KAISHA)

ELECTRODE AND BATTERY

Organization Name

TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor(s)

Ryosuke Ohsawa of Okazaki-shi (JP)

Masashi Ueda of Toyota-shi (JP)

Takuo Yanagi of Toyota-shi (JP)

Sokichi Okubo of Okazaki-shi (JP)

ELECTRODE AND BATTERY - A simplified explanation of the abstract

This abstract first appeared for US patent application 18443442 titled 'ELECTRODE AND BATTERY

The abstract of this patent application describes a battery with an electrode that includes both single crystal and polycrystalline electrode active materials, both of which are lithium transition metal composite oxides.

• The electrode active material layer consists of a first layer with single crystal electrode active material as the main component and a second layer with polycrystalline electrode active material as the main component.
• The first layer is located opposite to the electrode current collector, while the second layer is on the electrode current collector side.
• This design allows for improved performance and efficiency in the battery.

Potential Applications: - Energy storage systems - Electric vehicles - Portable electronic devices

Problems Solved: - Enhanced battery performance - Increased energy density - Longer battery life

Benefits: - Improved overall battery efficiency - Extended battery life - Enhanced energy storage capabilities

Commercial Applications: - Battery manufacturing industry - Electric vehicle market - Consumer electronics sector

Questions about the technology: 1. How does the combination of single crystal and polycrystalline electrode active materials improve battery performance? 2. What specific advantages does using lithium transition metal composite oxides as electrode active materials offer in terms of battery efficiency and longevity?

Original Abstract Submitted

In this disclosure, a battery is provided. The electrode includes an electrode current collector and an electrode active material layer, wherein the electrode active material layer includes a single crystal electrode active material and a polycrystalline electrode active material, and the single crystal electrode active material and the polycrystalline electrode active material are each a lithium transition metal composite oxide, and the electrode active material layer includes a first layer including a first surface opposite to the electrode current collector and a second layer including a second surface on the electrode current collector side, wherein the first layer includes the single crystal electrode active material as a main component of the electrode active material, and the second layer includes the polycrystalline electrode active material as a main component of the electrode active material.