ALEXANDRIA, Va., June 6 -- United States Patent no. 12,281,219, issued on April 22, was assigned to TotalEnergies OneTech Belgium (Seneffe, Belgium).
"Polypropylene compositions" was invented by Thomas Coustham (Quarouble, France), Aurelien Vantomme (Mignault, Belgium), Armelle Sigwald (Nivelles, Belgium) and Alain Standaert (Brussels).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a polypropylene composition comprising: (A) a first polypropylene which is a metallocene-catalyzed homopolymer, or a metallocene-catalyzed random copolymer of propylene and of a co-monomer having at most 0.5% by weight of co-monomer content, relative to the total weight of the random copolymer, as determine...