18557127. SECONDARY BATTERY AND ELECTRONIC DEVICE simplified abstract (SEMICONDUCTOR ENERGY LABORATORY CO., LTD.)
Contents
SECONDARY BATTERY AND ELECTRONIC DEVICE
Organization Name
SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
Inventor(s)
Kazutaka Kuriki of Ebina, Kanagawa (JP)
Yumiko Yoneda of Isehara, Kanagawa (JP)
Yoshiharu Asada of Odawara, Kanagawa (JP)
Tetsuya Kakehata of Isehara, Kanagawa (JP)
SECONDARY BATTERY AND ELECTRONIC DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 18557127 titled 'SECONDARY BATTERY AND ELECTRONIC DEVICE
Simplified Explanation: This patent application describes a lithium-ion secondary battery with high capacity and excellent charge and discharge cycle performance. The battery has a shape that remains stable in a vacuum and is bendable. The positive electrode active material is lithium cobalt oxide with added magnesium, which has a gradient concentration from the inner portion towards the surface. The electrolyte contains an imidazolium salt, allowing the battery to operate in a temperature range of -20°C to 100°C.
Key Features and Innovation:
- Lithium-ion secondary battery with high capacity and excellent cycle performance
- Stable shape in a vacuum and bendable
- Positive electrode active material with added magnesium for gradient concentration
- Electrolyte containing imidazolium salt
- Operating temperature range of -20°C to 100°C
Potential Applications: This technology can be used in various portable electronic devices, electric vehicles, and energy storage systems.
Problems Solved:
- Increased capacity and cycle performance
- Stability in vacuum and bendability
- Improved temperature range for operation
Benefits:
- Enhanced battery performance
- Versatile applications in different industries
- Improved safety and reliability
Commercial Applications: The technology can be applied in the consumer electronics market, electric vehicle industry, and renewable energy sector, leading to more efficient and reliable energy storage solutions.
Prior Art: Readers can explore prior patents related to lithium-ion batteries, magnesium additives, and electrolyte compositions to understand the background of this innovation.
Frequently Updated Research: Stay updated on the latest advancements in lithium-ion battery technology, magnesium-based additives, and electrolyte formulations for improved battery performance.
Questions about Lithium-Ion Secondary Battery with High Capacity and Excellent Cycle Performance: 1. What are the potential environmental impacts of using lithium-ion batteries with magnesium additives? 2. How does the operating temperature range of -20°C to 100°C affect the overall performance of the battery?
Original Abstract Submitted
A lithium-ion secondary battery with a high capacity and excellent charge and discharge cycle performance is provided. A secondary battery with a high capacity is provided. A secondary battery whose shape hardly changes in a vacuum is provided. A bendable secondary battery is provided. The secondary battery contains a positive electrode active material and an electrolyte; the positive electrode active material is lithium cobalt oxide to which magnesium is added; magnesium has a gradient in which a concentration increases from an inner portion toward a surface of the positive electrode active material; the electrolyte contains an imidazolium salt; and a temperature range where the secondary battery can operate is higher than or equal to −20° C. and lower than or equal to 100° C.
