B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
206/6, 154/126.1
B32B 15/12 (2006.01) B65D 43/02 (2006.01) B65D 77/20 (2006.01)
Patent
CA 1113369
ABSTRACT OF THE DISCLOSURE A laminate comprising a substrate of paperboard first and second surfaces; a layer of frangible paper having first and second surfaces, wherein said first surface of said frangible paper is bonded to said second surface of said papberboard; and a layer of frangible metal foil having first and second surfaces, wherein said first surface of said frangible metal foil is bonded to said second surface of said frangible paper; and wherein said laminate is so constructed that when a strip of material which has been securely bonded to the metal foil side of the laminate is pulled away from said laminate substantially all of the underlying laminate bonded to said strip will be severed substantially in the frangible paper layer. Also disclosed are blanks of such laminates which are suitable for forming a container, containers formed from such laminates, and sealed containers formed from such laminates.
318276
Morse Clifford G.
Smith Ernest L.
Osler Hoskin & Harcourt Llp
Phillips Petroleum Company
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