US Patent Issued to Contemporary Amperex Technology (Hong Kong) on Nov. 3 for "Negative electrode active material and preparation method therefor, secondary battery and preparation method therefor, and power consuming device" (Chinese Inventors)

ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,785,077, issued on Nov. 3, was assigned to Contemporary Amperex Technology (Hong Kong) Ltd. (Hong Kong).

"Negative electrode active material and preparation method therefor, secondary battery and preparation method therefor, and power consuming device" was invented by Yaqian Deng (Ningde, China), Ning Chen (Ningde, China), Ruijing Lv (Ningde, China), Zhipeng Cheng (Ningde, China), Dongyang Shi (Ningde, China), Haizu Jin (Ningde, China) and Baiqing Li (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A negative electrode active material comprises a carbon-based material and a silicon-based material, wherein a first functional group exists on t...