ALEXANDRIA, Va., Dec. 16 -- United States Patent no. RE50,703, issued on Dec. 16, was assigned to MITSUBISHI CHEMICAL UK Ltd. (Billingham, Great Britain).
"Polymer composition" was invented by Paul Eustace (Teeside, Great Britain) and Brian McMahon (Tyne and Wear, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a composition with improved scratch and/or abrasion resistance and methods of their manufacture. Compositions for injection moulding, extrusion, (co)extrusion and/or thermoforming are described. The composition comprises (a) an acrylic (co)polymer and (b) a fatty acid amide. At least 30 wt % of the acrylic (co)polymer residues are residues of an alkacrylic acid or...