Partitioned composite material paperboard food tray

Details Partitioned composite material paperboard food tray Partitioned composite material paperboard food tray

B - Operations, Transporting

65

D

B65D 3/24 (2006.01) B29C 49/24 (2006.01)

Patent

CA 2172867

A composite food packaging article has internal partitioning walls and is constructed from flat, machine formed paperboard. A pair of die-cut and folded paperboard blanks are inserted within the opposing cavities of a blow mold. A hot-flow parison between the cavities expands to structurally unitize the folded paper blank into a fluid impermeable tray vessel.

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