ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,427,755, issued on Sept. 30, was assigned to 3M Innovative Properties Co. (St. Paul, Minn.).
"Bulk diffuser" was invented by Michael J. Sykora (New Richmond, Wis.), Kui Chen-Ho (Woodbury, Minn.), Guy M. Kallman (Woodbury, Minn.), Ellen O. Aeling (Oakdale, Minn.), Kaitlin R. Mohs (Lake Elmo, Minn.) and Patrick J. Yeshe (Woodbury, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure describes a composition that includes a bulk diffuser that includes a film having a major surface; the film includes a polymer, and a scattering element. The scattering element includes a silicone bead having a mean particle diameter in a range of 2 micrometer...