A123 Systems has filed a patent for using electrospun polymers in lithium-ion cells to improve performance, safety, and mechanical resilience. The battery design includes an electrolyte, cathode, and an electrospun polymer layer between them. GlobalData’s report on A123 Systems gives a 360-degree view of the company including its patenting strategy. Buy the report here.
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According to GlobalData’s company profile on A123 Systems, Battery management systems was a key innovation area identified from patents. A123 Systems's grant share as of January 2024 was 53%. Grant share is based on the ratio of number of grants to total number of patents.
Battery with electrospun polymer layer for enhanced performance
A newly filed patent (Publication Number: US20230395874A1) describes a battery design that includes an electrolyte, a cathode, and an electrospun polymer layer positioned between the electrolyte and the cathode. This innovative battery design aims to improve the performance and efficiency of batteries by utilizing a specialized polymer layer.
The electrospun polymer layer in the battery is designed to be thin, with a thickness of 5 microns or less, and can be made from various polymers such as thermoset polyurethane. The unique composition of the electrospun polymer layer allows for stability against both the cathode and the electrolyte, enhancing the overall durability and longevity of the battery. Additionally, the patent claims detail the use of a solid-state electrolyte and the formation of the electrospun polymer layer directly on the solid-state electrolyte, further optimizing the battery's performance. Overall, this patented battery design showcases advancements in battery technology that could lead to more efficient and reliable energy storage solutions in the future.
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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.
