ALEXANDRIA, Va., July 9 -- United States Patent no. 12,351,709, issued on July 8, was assigned to ZEON Corp. (Tokyo).
"Vinyl chloride resin composition, vinyl chloride resin molded product, and laminate" was invented by Takanori Fujiwara (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vinyl chloride resin composition contains (a) a vinyl chloride resin and (x) a plasticizer. The (x) plasticizer includes (b) a trimellitic acid ester and (c) a polyester including a structural unit derived from adipic acid and a structural unit derived from 3-methyl-1,5-pentanediol. The total content of the (b) trimellitic acid ester and the (c) polyester is 65 parts by mass or more per 100 parts by mass of the (a) viny...