18746076. SECONDARY BATTERY AND METHOD FOR PREPARING THE SAME, AND ELECTRICAL APPARATUS simplified abstract (CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED)
Contents
SECONDARY BATTERY AND METHOD FOR PREPARING THE SAME, AND ELECTRICAL APPARATUS
Organization Name
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Inventor(s)
SECONDARY BATTERY AND METHOD FOR PREPARING THE SAME, AND ELECTRICAL APPARATUS - A simplified explanation of the abstract
This abstract first appeared for US patent application 18746076 titled 'SECONDARY BATTERY AND METHOD FOR PREPARING THE SAME, AND ELECTRICAL APPARATUS
The abstract describes a secondary battery with an electrode sheet that has a current collector and an active material layer. The active material layer is divided into a first region close to the surface of the current collector and a second region away from the surface.
- The electrode sheet has an active material layer divided into a first region close to the current collector's surface and a second region further away.
- The binder content in the first region is denoted as A, while in the second region, it is denoted as B.
- The electrode sheet must satisfy the condition 1<B/A≤1.04 to be considered.
- This innovation aims to optimize the composition of the active material layer in a secondary battery for improved performance.
Potential Applications: - This technology can be applied in various electronic devices that use secondary batteries, such as smartphones, laptops, and electric vehicles. - It can also be used in renewable energy storage systems to enhance energy efficiency.
Problems Solved: - Addresses the need for improved performance and efficiency in secondary batteries. - Optimizes the composition of the active material layer to enhance battery life and overall performance.
Benefits: - Increased energy efficiency and performance in secondary batteries. - Extended battery life and improved reliability. - Enhanced sustainability in electronic devices and renewable energy systems.
Commercial Applications: Title: Advanced Secondary Battery Technology for Enhanced Performance This technology can be commercialized by battery manufacturers for electronic devices and renewable energy storage systems. It offers a competitive advantage in the market by providing improved battery performance and efficiency.
Questions about the Technology: 1. How does the composition of the active material layer impact the performance of the secondary battery? - The composition of the active material layer plays a crucial role in determining the battery's efficiency and overall performance. By optimizing the binder content in different regions of the layer, the battery can achieve improved energy storage capabilities.
2. What are the key factors to consider when designing electrode sheets for secondary batteries? - When designing electrode sheets for secondary batteries, factors such as the composition of the active material layer, binder content, and thickness distribution play a significant role in determining the battery's performance and longevity.
Original Abstract Submitted
Provided are a secondary battery including an electrode sheet, the electrode sheet including: a current collector and an active material layer; the active material layer is provided on at least one surface of the current collector; the active material layer is divided into a first region and a second region in its thickness direction; the first region is located in a direction close to the surface of the current collector, the thickness of the first region accounts for ½ of the thickness of the active material layer, the binder content in the first region is denoted as A; the second region is located in a direction away from the surface of the current collector, the thickness of the second region accounts for ½ of the thickness of the active material layer, and the binder content in the second region is denoted as B; the electrode sheet satisfies: 1<B/A≤1.04.
