GS Yuasa. has filed a patent for a valve regulated lead-acid battery with specific electrode materials. The negative electrode plate contains a polymer compound with a defined chemical shift range, while the positive electrode plate has a specific density range. This innovation aims to enhance battery performance. GlobalData’s report on GS Yuasa 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 GS Yuasa, Hydrogen storage alloys was a key innovation area identified from patents. GS Yuasa's grant share as of January 2024 was 31%. Grant share is based on the ratio of number of grants to total number of patents.

Valve regulated lead-acid battery with specific electrode materials

Source: United States Patent and Trademark Office (USPTO). Credit: GS Yuasa Corp

The patent application (Publication Number: US20240030499A1) describes a valve regulated lead-acid battery design that includes specific elements and materials to enhance performance. The battery comprises at least one cell with a negative electrode plate, a positive electrode plate, and a separator. The negative electrode material contains a polymer compound with specific chemical properties, including a peak in the 1H-NMR spectrum within a defined range. The positive electrode material has a density within a specified range to optimize battery function.

Furthermore, the patent application details the composition of the polymer compound in the negative electrode material, emphasizing the presence of oxygen atoms and specific molecular structures. The density range of the positive electrode material is further refined in additional claims, highlighting the importance of these parameters in the battery's overall performance. The application also mentions the use of specific compounds like lignin or carbonaceous materials in the negative electrode material to achieve desired characteristics. Overall, the patent application outlines a novel lead-acid battery design tailored for small mobility applications, incorporating unique materials and structures to improve efficiency and functionality.

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