ALEXANDRIA, Va., March 17 -- United States Patent no. 12,577,391, issued on March 17, was assigned to SHPP GLOBAL TECHNOLOGIES B.V. (Bergen op Zoom, Netherlands).
"Chemically-resistant flame retardant compositions" was invented by Malvika Bihari (Evansville, Ind.) and Peter Vollenberg (Evansville, Ind.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Thermoplastic compositions, methods of making the compositions, and articles including the compositions are described. The thermoplastic compositions can contain 30 wt. % to 70 wt. % of a semi-crystalline polyester, 10 wt. % to 50 wt. % of a halogenated polycarbonate, 3 wt. % to 25 wt. % of a first poly(carbonate-siloxane) copolymer having a siloxane content of le...