ALEXANDRIA, Va., March 24 -- United States Patent no. 12,583,962, issued on March 24, was assigned to TOYOBO Co. LTD. (Osaka, Japan).
"White laminated polyester film" was invented by Noriyuki Takagi (Otsu, Japan), Eiji Kumagai (Otsu, Japan) and Takeshi Kubo (Otsu, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a white laminated polyester film that has blocking resistance when water adheres and has excellent adhesion to UV ink. A white laminated polyester film comprising a polyester resin layer and a coating layer on at least one surface of the polyester film substrate, the coating layer being formed by curing a composition containing a urethane resin with a polycarbonate structure and a bra...