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OwnerBruce W. Babcock, Leroy E. Calhoun +2inventors
InventorsBruce W. Babcock, Leroy E. Calhoun, Louis R. Hancock, Rebecca A. LePosa
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A printable composite paperboard product exhibiting thicknesses of from 0.026 to 0.044 inches, with corresponding stiffness and compression strength, is disclosed for printable packaging materials of substantial density and compressive strength for products in need of a barrier layer. The invention product is made by a process whereby a thinner bleached (white) paper sheet product is laid atop a thicker unbleached paper product. The topmost sheet layer may be one of a variety of materials including, but not limited to, fine papers and bleached paperboard; whereas, the bottom layer may be one of a variety of materials including, but not limited to, an unbleached folding carton board. Also disclosed is a box formed of the disclosed paperboard product.
A process for making a paperboard composite comprising a topmost paperboard layer, an adhesive material, and a bottom paperboard layer comprising the steps of:
A laminated paperboard comprising a thinner topmost paperboard layer, an adhesive material, and a thicker bottom paperboard layer wherein the adhesive material is situated between and in contact with both the thinner topmost paperboard layer and the thicker bottom paperboard layer.
Dependencies are inferred from the claim text.