ALEXANDRIA, Va., May 12 -- United States Patent no. 12,624,503, issued on May 12, was assigned to Solenis Technologies LP (Wilmington, Del.).
"Composition for improving softness of tissue and/or towel products" was invented by Michael A. Evans (Newark, Del.), Clement L. Brungardt (Oxford, Pa.), Patrick R. Kovacs (Newark, Del.) and David A. Gerstenhaber (Landenberg, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A composition for improving softness of tissue and/or towel products includes lignocellulosic fibers; water; and a hydrophobic softener that includes the reaction product of: (1) at least one di- and/or poly-amine, (2) at least one chain extender having at least two carboxyl groups; and (3) at lea...