ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,448,525, issued on Oct. 21, was assigned to 3M Innovative Properties Co. (St. Paul, Minn.).
"Aqueous primer compositions and methods thereof" was invented by Lianzhou Chen (Woodbury, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an aqueous primer composition including a first thermosetting resin that is a particulate solid at ambient conditions and a second thermosetting resin that is liquid at ambient conditions and acting as a reactive coalescent agent in which the first thermosetting resin is at least partially soluble. The second thermosetting resin acts as a coalescent agent to enable a continuous primer film to be formed as the ...