ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,076, issued on July 15, was assigned to KAO Corp. (Tokyo).
"Water-soluble resin for printing" was invented by Ryo Shibutani (Wakayama, Japan), Gota Katayanagi (Wakayama, Japan), Tadanori Yoshimura (Wakayama, Japan), Akihiro Onoue (Wakayama, Japan), Takahiro Noro (Wakayama, Japan) and Keiji Sasaki (Wakayama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The water-soluble resin for printing of the present invention includes a monomer unit A having a sulfonate group; and a monomer unit B having no hydrophilic group, and a percentage of the monomer unit A based on a total of all monomer units is 5 to 35 mol %. According to the water-soluble resin...