US Patent Issued to UMICORE on July 14 for "Electrolyte for LI secondary batteries" (German Inventors)

ALEXANDRIA, Va., July 14 -- United States Patent no. 12,683,194, issued on July 14, was assigned to UMICORE (Brussels).

"Electrolyte for LI secondary batteries" was invented by Sebastian Mai (Ilmenau, Germany), Svetlozar-Dimitrov Ivanov (Ilmenau, Germany) and Andreas Bund (Ilmenau, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a sulfolane-based electrolyte composition suitable for Lithium secondary batteries, comprising lithium bis(trifluoromethansolfonyl)imide (LiTFSI) in an amount (x) of 39.0 vol %less than equal toxless than equal to47.5 vol %, fluoroethylene carbonate (FEC) in an amount (y) of 0greater thanyless than equal to15 vol %, equivalent to an amount of 0...