US Patent Issued to Rohm and Haas, Dow Silicones on April 1 for "Preparation of an aqueous dispersion of acrylate-siloxane copolymer particles" (Pennsylvania, Washington, Michigan Inventors)

ALEXANDRIA, Va., April 2 -- United States Patent no. 12,264,213, issued on April 1, was assigned to Rohm and Haas Co. (Collegeville, Pa.) and Dow Silicones Corp. (Midland, Mich.).

"Preparation of an aqueous dispersion of acrylate-siloxane copolymer particles" was invented by Hilda G. Buss (Norristown, Pa.), Matthew Carter (Bala Cynwyd, Pa.), Ralph C. Even (Blue Bell, Pa.), Bryan L. McCulloch (Olympia, Wash.), Jodi Mecca (Midland, Mich.), Richard P. Woodworth (North Wales, Pa.) and Fanwen Zeng (Audubon, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a method for preparing an aqueous dispersion of acrylate-siloxane copolymer particles as described herein. The polymer partic...