18573867. ANODE COMPOSITION, LITHIUM SECONDARY BATTERY ANODE COMPRISING SAME, LITHIUM SECONDARY BATTERY COMPRISING ANODE, AND METHOD FOR PREPARING ANODE COMPOSITION simplified abstract (LG Energy Solution, Ltd.)

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ANODE COMPOSITION, LITHIUM SECONDARY BATTERY ANODE COMPRISING SAME, LITHIUM SECONDARY BATTERY COMPRISING ANODE, AND METHOD FOR PREPARING ANODE COMPOSITION

Organization Name

LG Energy Solution, Ltd.

Inventor(s)

Su Jin Park of Daejeon (KR)

Yohan Kwon of Daejeon (KR)

Jaewook Lee of Daejeon (KR)

Jisu Kang of Pohang-si (KR)

Soojin Park of Pohang-si (KR)

Hye Bin Son of Pohang-si (KR)

ANODE COMPOSITION, LITHIUM SECONDARY BATTERY ANODE COMPRISING SAME, LITHIUM SECONDARY BATTERY COMPRISING ANODE, AND METHOD FOR PREPARING ANODE COMPOSITION - A simplified explanation of the abstract

This abstract first appeared for US patent application 18573867 titled 'ANODE COMPOSITION, LITHIUM SECONDARY BATTERY ANODE COMPRISING SAME, LITHIUM SECONDARY BATTERY COMPRISING ANODE, AND METHOD FOR PREPARING ANODE COMPOSITION

The abstract describes a negative electrode composition for a lithium secondary battery, including a silicon-containing active material, a negative electrode conductive material, and a negative electrode binder with a composite structure.

  • The negative electrode binder has a modulus of 1×10MPa or more and 1×10MPa or less at 25°C, and the bond between the binder and the conductive material is formed by radical polymerization reaction.
  • The silicon-containing active material is present in an amount ranging from 60 parts by weight or more based on 100 parts by weight of the negative electrode composition.

Potential Applications: - This technology can be used in the production of lithium secondary batteries for various electronic devices. - It can also be applied in electric vehicles and energy storage systems.

Problems Solved: - Addresses the issue of improving the performance and efficiency of lithium secondary batteries. - Enhances the stability and durability of the negative electrode in the battery.

Benefits: - Increased energy density and longer battery life. - Enhanced overall performance of lithium secondary batteries. - Improved safety and reliability of the battery.

Commercial Applications: Title: Advanced Negative Electrode Composition for Lithium Secondary Batteries This technology can be utilized in the manufacturing of high-performance lithium secondary batteries for consumer electronics, electric vehicles, and renewable energy storage systems. The innovation offers improved efficiency, longer lifespan, and enhanced safety features, making it a valuable solution for the growing demand for reliable energy storage solutions in various industries.

Questions about Negative Electrode Composition for Lithium Secondary Batteries: 1. How does the radical polymerization reaction contribute to the bond between the negative electrode binder and conductive material? - The radical polymerization reaction forms a strong bond between the binder and conductive material, enhancing the overall stability and performance of the negative electrode in the lithium secondary battery.

2. What is the significance of the silicon-containing active material in the negative electrode composition? - The silicon-containing active material plays a crucial role in improving the energy density and overall efficiency of the lithium secondary battery, making it a key component in enhancing battery performance.


Original Abstract Submitted

A negative electrode composition, a negative electrode for a lithium secondary battery, including the same, a lithium secondary battery including the negative electrode, and a method for preparing a negative electrode composition are disclosed. The negative electrode composition including a silicon-containing active material; a first negative electrode conductive material; and a negative electrode binder. The negative electrode binder has a composite structure wherein the first negative electrode conductive material is bonded to a surface of the negative electrode binder. The bond is a bond formed by a radical polymerization reaction. The negative electrode binder has a modulus of 1×10MPa or more and 1×10MPa or less at 25° C. The silicon-containing active material is present in an amount ranging from 60 parts by weight or more based on 100 parts by weight of the negative electrode composition.