Safety glazings with improved weatherability
AssigneeE. I. Du Pont de Nemours and Company
InventorJerrel C. Anderson
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Abstract
Disclosed is a polyester film having at least one surface coated with a poly(vinylidene chloride) layer and upon which an abrasion resistant hardcoat. Further disclosed is a laminated article comprising the hardcoated polyester film.
Claims11
A safety laminate consisting essentially of (a) a hardcoated poly(ethylene terephthalate) film consisting of a polyester film which has one surface coated with a layer of a poly(vinylidene chloride) composition, with an organic colloid applied over the poly(vinylidene chloride) composition and over which is an abrasion resistant hardcoat, and wherein the other surface of the polyester film is uncoated, (b) a polymeric interlayer sheet comprising a poly(vinyl butyral) or an ionomer laminated to the uncoated surface of the hardcoated poly(ethylene terephthalate) film, and (c) a glass sheet laminated to the polymeric interlayer sheet and opposite from the hardcoated poly(ethylene terephthalate) film.
Dependencies are inferred from the claim text.