US Patent Issued to WANHUA CHEMICAL GROUP, WANHUA CHEMICAL (NINGBO) on Sept. 1 for "Storage-stable polyisocyanate composition and preparation method therefor" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,723,124, issued on Sept. 1, was assigned to WANHUA CHEMICAL GROUP Co. LTD. (Yantai, China) and WANHUA CHEMICAL (NINGBO) Co. LTD. (Ningbo, China).

"Storage-stable polyisocyanate composition and preparation method therefor" was invented by Bin Shi (Yantai, China), Yonghua Shang (Yantai, China), Tao Yu (Yantai, China), Xianfeng Zhang (Yantai, China), Chengyue Yan (Yantai, China), Zhicheng Zhu (Yantai, China), Wei Liu (Yantai, China), Fuyou Lu (Yantai, China), Nuancheng Wang (Yantai, China), Yuqi Wang (Yantai, China), Yuan Li (Yantai, China), Xiaopeng Zhang (Yantai, China) and Haijun Li (Yantai, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The prese...