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US 8,551,585 B2Granted
Poultry box
AssigneeInterstate Corrpack LLC
InventorsPete Bugas, Lawrence C. Nykwest, Jim Krahn
Life of this patent
Estimating the term…
Abstract
A repulpable moisture resistant poultry box having a composite structure with a fluted medium, a top backing board secured to one side of the fluted medium and a bottom backing board secured to the other side of the fluted medium. The backing boards and the fluted medium are impregnated with a hydrogenated triglyceride. The backing boards each have an outer surface coated with PET to provide moisture resistance repulpable and recyclable box.
Claims13
A process for making a repulpable corrugated cardboard sheet in an inline corrugator comprising the steps of:
- a). impregnating a fluted paper medium with a hydrogenated triglyceride;
- b). supplying a first web of paper impregnated with a hydrogenated triglyceride to one side of a said fluted paper medium and securing them together;
- c). supplying a second web of paper impregnated with a hydrogenated triglyceride to an opposite side of said fluted paper medium from that of said first web of paper and securing them together to form a corrugated cardboard structure;
- and
- d). coating at least said one outside paper surface of said corrugated structure with a moisture resistant plastic.
2 more elements
Dependencies are inferred from the claim text.