ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,608, issued on Oct. 28, was assigned to WILLING NEW MATERIALS TECHNOLOGY Co. LTD. (Henan, China).

"Green environmentally friendly adhesive dipping liquid and method for production thereof" was invented by Zhiqiang Wang (Henan, China), Guangfeng Jiang (Henan, China), Jianping Zhao (Henan, China), Yidonglin Liu (Henan, China) and Fei Wang (Henan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An environment-friendly impregnation solution includes in percentage by weight: 1-15% of blocked isocyanate, 0.5-10% of special amino resin, 10-50% of rubber latex, 1-5% of auxiliaries, and the balance of water, wherein the sum of the weight percentage of e...