ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,413, issued on Sept. 23, was assigned to KANSAI PAINT Co. LTD. (Hyogo, Japan).
"Aqueous coating composition" was invented by Yasuyuki Kataoka (Kanagawa, Japan), Tatsuya Kai (Kanagawa, Japan) and Yukako Kanda (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An aqueous coating composition including: an aqueous dispersion (A) of a polyolefin resin that includes a polypropylene (A1); a crosslinking agent (B) that has a carboxyl group-reactive functional group; an aminosilane (C); and an organic solvent (D) with a water solubility of 0.01-5.0 g/100 g and a boiling point of 120-250deg C."
The patent was filed on June 7, 2021, under Applic...