Patent ID: 8679619

Claim:
A coextruded multilayer film or sheet comprises a first layer and a second layer and having a thickness of 12 to about 40 mils wherein the film or sheet is a thermoformable film or sheet; the first layer is a surface layer and consists essentially of an ionomer and a first additive; the second layer is in contact with the first layer and consists of an ionomer and a second additive; the ionomer consists essentially of a copolymer derived from ethylene and an α,β-ethylenically unsaturated C 3 to C 8 carboxylic acid; and said copolymer is partially neutralized with metal ions; the first and second additives are independently one or more UV stabilizer, UV absorber, antioxidant, thermal stabilizer, anti-stat additive, processing aid, fiber glass, mineral filler, anti-slip agent, plasticizer, nucleating agent, pigment, dye, flake, or mixtures thereof; and the surface layer has a gloss that exceeds 60% at a 20 degree angle.