Package for light and oxygen sensitive food

Details Package for light and oxygen sensitive food Package for light and oxygen sensitive food

1976-08-26

1977-09-27

Weinstein, Steven L.

Food or edible material: processes, compositions, and products

Packaged or wrapped product

Having specific electrical or wave energy feature

206497, 215 1C, 215 12R, 260 4246, 426124, 426130, B65B 2500

Patent

active

040512657

ABSTRACT:
A container comprising a blow moldable thermoplastic frame defining a volume for the storage of a fluid. The thermoplastic frame is opaque barring the transmittance therethrough of light having a wavelength in the range of between about 3500 and 5500 Angstrom units. The container is further characterized by an overwrap of a thermoplastic film disposed about the thermoplastic frame. The overwrap film is characterized by its ability to bar the transmittal therethrough of oxygen. The container is especially suited for the storage, at or near ambient conditions, of liquid food subject to spoilage by the action of light waves, oxygen and odor permeation.

REFERENCES:
patent: 3451538 (1969-06-01), Trementozzi
patent: 3542567 (1970-11-01), Finley et al.
patent: 3547294 (1970-12-01), Williams
patent: 3681092 (1972-08-01), Titchenal et al.
patent: 3784661 (1974-01-01), Schaul et al.
Modern Packaging Encyclopedia, 1968, issue vol. 41, No. 7A, July 1968.

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