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.
Claims20
A hardcoated polyester film, which has at least one surface coated with a layer of a poly(vinylidene chloride) composition and over which an abrasion resistant hardcoat, wherein a layer of an organic colloid is deposited between the poly(vinylidene chloride) layer and the abrasion resistant hardcoat.
(canceled)
A safety laminate comprising or consisting essentially of (a) a first poly(ethylene terephthalate) film having an outside surface coated with a layer of a poly(vinylidene chloride) composition and over which a polysiloxane based abrasion resistant hardcoat, (b) a polymeric interlayer sheet comprising a poly(vinyl butyral) or an ionomer laminated to an inside surface of the first hardcoated poly(ethylene terephthalate) film, wherein the first poly(ethylene terephthalate) film further comprises a layer of a gelatin deposited between the poly(vinylidene chloride) layer and the polysiloxane based abrasion resistant hardcoat and wherein the safety laminate further comprises a glass sheet laminated to the poly(vinyl butyral) interlayer sheet and opposite from the first hardcoated poly(ethylene terephthalate) film.
(canceled)
Dependencies are inferred from the claim text.