ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,315, issued on May 13, was assigned to Arkema France (La Defense, France).
"Water-based compositions" was invented by Yinzhong Guo (Pearland, Texas), Tuoqi Li (Pearland, Texas), Xue Chen (Manvel, Texas) and Stephen W. King (Galveson, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "Water-based compositions that include a reaction product formed by reacting a polyol and an aminopolycarboxylic compound are discussed herein. The water-based compositions can include an isocyanate."
The patent was filed on July 9, 2020, under Application No. 17/625,903.
*For further information, including images, charts and tables, please visit: http://patft.uspto....