Barrier laminates for containment of essential oils, flavors, ox

Details Barrier laminates for containment of essential oils, flavors, ox Barrier laminates for containment of essential oils, flavors, ox

1987-04-06

1988-10-11

Ives, P. C.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428 35, 428340, 4284755, 4284761, 428511, 428513, 428349, 428516, 426127, 229 31, 229 35R, B32B 516, B65D 1522

Patent

active

047770880

ABSTRACT:
A laminate providing an effective barrier to the migration of essential oils and/or flavorings, such as d-limonene and for the retention of Vitamin C, is provided comprising from the outer surface to the inner surface, a paperboard substrate, a web of nylon directly coated thereon, a web of Surlyn overlying and in contact with said nylon web and a web of olefin overlying and in contact with said Surlyn web. Preferably the paperboard substrate is also coated on the external surface thereof with a web of heat sealable polymer. Containers constructed from such laminates are especially useful as fruit juice containers which enable significant flavor and Vitamin C retention in the liquid i.e., fruit juice contained therein over the normal shelf life of the product.

REFERENCES:
patent: 3972467 (1976-08-01), Whillock et al.

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