ALEXANDRIA, Va., March 24 -- United States Patent no. 12,584,010, issued on March 24, was assigned to Basell Poliolefine Italia S.r.l. (Milan).
"Butene-1 polymer compositions having a short crystallization time" was invented by Silvia Guerra (Ferrara, Italy), Roberta Marchini (Ferrara, Italy) and Stefano Spataro (Ferrara, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "A butene-1 polymer composition made from or containing: A) from 97.5% to 99.85% by weight, with respect to the total weight of A) and B), of a butene-1 polymer or polymer composition; B) from 0.15% to 2.5% by weight, with respect to the total weight of A) and B), of talc in form of particles having a volume-based particle diameter distrib...