Food packaging container

Details Food packaging container Food packaging container

1990-01-19

1992-03-24

Seidleck, James J.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

220450, 220453, 428215, 428457, 229245, B32B 108, B65D 9004

Patent

active

050987518

ABSTRACT:
A food packaging container having a flanged container body of a laminate sheet which comprises a layer of aluminum foil and at leasat one thermoplastic resin layer joined to one surface of the foil layer. The container body is prepared by deep-drawing the laminate sheet with the resin layer inside. The aluminum foil is 40-200 .mu.m in thickness, 9.0-25.0 kgf/mm.sup.2 in tensile strength, 2.5-9.5 kgf/mm.sup.2 in proof stress, 10 to 40% in elongation and up to 7% in earing ratio. The resin layer comprises a thermoplastic resin 100-500 .mu.m in thicknes, 0.92-1.08 in the ratio of modulus of elasticity in tension in the machine directon (MD) to that in the transverse direction (TD), 0.60-1.40 in the MD/TD ratio of elongation and 0.40-1.60 in the MD/TD ratio of breaking strength.

REFERENCES:
patent: 4905838 (1990-03-01), Suzuki et al.

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