Patent ID: 7980450
Filing Date: 2011-07-19
Classification: A47G,B31B,B65D,Y10T

Abstract:
1. A disposable servingware container press-formed from paperboard comprising: (a) a bottom panel; (b) an annular transition portion around the periphery of the bottom panel; (c) an outer portion extending upwardly and outwardly with respect to the annular transition portion, the container having an outer surface and an inner surface distal to the outer surface, the inner surface being adapted as a serving surface; (d) wherein the paperboard is infused with wax on one side thereof prior to press-forming said container in an amount of from 0.015 lb wax/lb-ream of paperboard to 0.15 lb wax/lb-ream of paperboard such that the paperboard has a wax-infused layer enriched with wax proximate one side thereof and a layer undersaturated with wax proximate the other side thereof, and (e) wherein further the wax-infused layer enriched with wax is proximate the outer surface of the container and the layer undersaturated with wax is proximate the inner surface of the container.