18281768. LITHIUM-SULFUR BATTERY simplified abstract (LG Energy Solution, Ltd.)
Contents
- 1 LITHIUM-SULFUR BATTERY
LITHIUM-SULFUR BATTERY
Organization Name
Inventor(s)
Myeongjun Song of Daejeon (KR)
LITHIUM-SULFUR BATTERY - A simplified explanation of the abstract
This abstract first appeared for US patent application 18281768 titled 'LITHIUM-SULFUR BATTERY
Simplified Explanation
The abstract describes a lithium-sulfur battery with improved lifetime performance, utilizing a specific electrolyte system and positive electrode design.
- Electrolyte includes fluorine-based ether compounds, glyme-based compound, and lithium salt with lithium bis (pentafluoroethanesulfonyl) imide.
- Positive electrode contains sulfur and carbon material with high specific surface area.
- Battery can utilize 80% or more of the theory discharging capacity of sulfur and operate for a long life.
- Electrolyte system excludes nitrile solvents.
- Innovation aims to improve the performance and longevity of lithium-sulfur batteries.
Potential Applications
The technology could be applied in electric vehicles, portable electronics, and grid energy storage systems.
Problems Solved
This innovation addresses the limited lifetime and performance issues commonly associated with lithium-sulfur batteries.
Benefits
The lithium-sulfur battery with the improved electrolyte system and positive electrode design offers enhanced capacity utilization and extended operational life.
Potential Commercial Applications
The technology could find commercial applications in the electric vehicle industry, consumer electronics sector, and renewable energy storage market.
Possible Prior Art
One possible prior art could be the use of different electrolyte compositions and positive electrode materials in lithium-sulfur batteries to improve their performance and longevity.
Unanswered Questions
How does this technology compare to other lithium-sulfur battery innovations in terms of cost-effectiveness?
The article does not provide information on the cost implications of implementing this technology compared to other lithium-sulfur battery innovations.
What are the environmental impacts of the materials used in this lithium-sulfur battery?
The article does not address the environmental sustainability of the materials used in the electrolyte and positive electrode of the lithium-sulfur battery.
Original Abstract Submitted
A lithium-sulfur battery with improved lifetime performance is provided. The lithium-sulfur battery comprises an electrolyte including a first solvent containing fluorine-based ether compounds, a second solvent containing a glyme-based compound, and a lithium salt containing lithium bis (pentafluoroethanesulfonyl) imide; and a positive electrode including an active material containing sulfur and carbon material, and can utilize 80% or more of the theory discharging capacity of sulfur and can operate for a long life, by using an electrolyte system of SSE excluding nitrile solvents and at the same time applying a carbon material with a high specific surface area to the positive electrode.