Ovenable paperboard food tray.

摘要

An ovenable food tray is described which has resistance to flaming when subjected to elevated temperatures. The tray is in the form of a laminate. One layer is paperboard coated on its food contacting surface with a food grade resin, and the other surface of the paperboard has adhered to it a paper coated with an essentially nonburning coating. The food grade resin may be a polyester; for instance, polyethylene terephthlate. The nonburning coating may be a cured silicone polymer coating or a highly pigmented coating. The method of preparation is described.