ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,503,618, issued on Dec. 23, was assigned to SAKATA INX Corp. (Osaka, Japan).
"Photocurable inkjet printing ink composition" was invented by Yoshiyuki Aoki (Osaka, Japan), Okinori Nakashima (Osaka, Japan) and Kazuhiro Fuke (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An object is to improve all of the following with respect to a photocurable inkjet printing ink composition: discharge stability during printing, as well as tackiness, base material adhesion, bending resistance, abrasion resistance, and solvent resistance of cured coating film. As a solution, a photocurable inkjet printing ink composition is provided that contains a colorant,...