US Patent Issued to JIANGSU HENGLI CHEMICAL FIBRE on Sept. 29 for "Pile yarn, preparation method and application thereof" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,747,520, issued on Sept. 29, was assigned to JIANGSU HENGLI CHEMICAL FIBRE Co. LTD. (Wujiang, China).

"Pile yarn, preparation method and application thereof" was invented by Hongwei Fan (Wujiang, China), Fangming Tang (Wujiang, China), Lili Wang (Wujiang, China), Xiufeng Yu (Wujiang, China), Cunhong Wei (Wujiang, China), Yuanhua Zhang (Wujiang, China), Qi Chen (Wujiang, China) and Xiaoyu Wang (Wujiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A pile yarn, preparation method and application thereof are provided. The method includes: in the process of uniform motion of multifilaments, using the high-pressure airflow to feed short fibers into ...