ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,363, issued on May 13, was assigned to SAKATA INX Corp. (Osaka, Japan).
"Active energy ray-curable inkjet printing ink composition" was invented by Okinori Nakashima (Osaka, Japan), Takuya Myose (Osaka, Japan) and Jun Kawabata (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An active energy ray-curable inkjet printing ink composition satisfies requirements A to E below is provided: (A) the content of amine-modified oligomer is 1.0 to 20.0% by mass; (B) alkoxy group-containing (meth)acrylate monomers are contained by 2.0 to 20.0% by mass; (C) (meth)acrylate monomers having an alkyl group with 6 to 20 carbon atoms is contained by 2.0 to 2...