ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,435,237, issued on Oct. 7, was assigned to CYTEC INDUSTRIES INC. (Lawrence, N.J.).
"UV resistant surfacing materials for composite parts" was invented by Junjie Jeffrey Sang (Newark, Del.) and Dalip K. Kohli (Churchville, Md.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A surfacing material that can provide improved UV resistance while providing good surface properties. The surfacing material includes a resin layer formed from a curable resin composition containing: (A) one or more cycloaliphatic epoxy resin(s), each having two or more epoxy groups per molecule; (B) an epoxy-amine adduct having two or more epoxy groups per molecule and obtained by a re...