Patent ID: 8852749

Claim:
An article comprising, sequentially, or produced from a construction panel, an insulation, and a film or sheet wherein the film or sheet is a surface layer having one of its surfaces free from any other layer; the film or sheet is coated, laminated, or adhered, to the insulation; the film or sheet comprises or is produced from an ethylene acid copolymer or an ionomer of the ethylene acid copolymer or combinations thereof, a fatty acid or its metal salt, and, based on the weight of the film or sheet, about 30 to about 70% of an additional polymer; the ethylene acid copolymer comprises units derived from ethylene, a C 3-8 α,β-ethylenically unsaturated carboxylic acid, and optionally a comonomer; the fatty acid has fewer than 36 carbon atoms; greater than 50% of the acid moiety in the film or sheet is neutralized with a metal ion comprising at least 50% alkali metal ions selected from the group consisting of sodium, potassium, or combinations thereof and the other metal ions are alkali metal ions; and the additional polymer is selected from the group consisting of ethylene/alkyl (meth)acrylate copolymer, ethylene vinyl acetate, low density polyethylene, linear low density polyethylene, metallocene polyethylene, and combinations of two or more thereof.