ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,795, issued on Feb. 10, was assigned to HARIMA CHEMICALS Inc. (Kakogawa, Japan).
"Resin composition for aqueous ink" was invented by Dario Zilli (Haven, Belgium), Hironori Matsushima (Haven, Belgium), Dave Kil (Maastricht, Netherlands), Wietze Bakker (Maastricht, Netherlands) and David Bainbridge (Elgin, Ill.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A resin composition for an aqueous ink includes a base resin, an aqueous dispersion medium, and an emulsifier. The base resin includes a rosin-modified alkyd resin. The emulsifier includes an anionic emulsifier and a nonionic emulsifier. The anionic emulsifier includes an oxyalkylene-containing ani...