US Patent Issued to SHENZHEN YANYI NEW MATERIALS on April 21 for "Lithium-ion battery positive electrode lithium supplement additive, preparation method therefor, and lithium-ion battery" (Chinese Inventors)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,318, issued on April 21, was assigned to SHENZHEN YANYI NEW MATERIALS Co. LTD. (Guangdong, China).

"Lithium-ion battery positive electrode lithium supplement additive, preparation method therefor, and lithium-ion battery" was invented by Min Yue (Guangdong, China), Fan Xia (Guangdong, China) and Junqi Chen (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A lithium-ion battery positive electrode lithium supplement additive, a preparation method, and a lithium-ion battery are provided. The additive has an Li2NiO2 purity that is greater than 95%, a total residual alkali less than 3%, an initial charge gram capacity of 420-465 mAh/g, an...