US Patent Issued to GRAPSIL on June 30 for "Method of preparing carbon-silicon composite powder, carbon-silicon composite powder prepared using the same, and lithium secondary battery including the same" (South Korean Inventors)

ALEXANDRIA, Va., July 16 -- United States Patent no. 12,671,081, issued on June 30, was assigned to GRAPSIL Co. LTD. (Chungcheongnam-do, South Korea).

"Method of preparing carbon-silicon composite powder, carbon-silicon composite powder prepared using the same, and lithium secondary battery including the same" was invented by Huijin Kim (Chungcheongnam-do, South Korea), Hyunki Park (Seoul, South Korea) and Jungsu Park (Jeollanam-do, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a method of preparing a carbon-silicon composite powder including A) adding crystalline carbon and a precursor of amorphous carbon to a silicon slurry containing silicon particles and a dispersion medium to ...