Packaging materials and methods of making and using same
OwnerJeffrey Brandenburginventor
Life of this patent
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Abstract
Disclosed are materials comprising a thermoformed first layer having a plurality of through passages, and a gas-permeable second layer, at least a portion of which is self-adhered to the first layer. The materials are useful for packaging fresh-cut produce and other foods. It is emphasized that this abstract is provided to comply with the rules requiring an abstract, which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.
Claims20
A material comprising:
- (a) a thermoformed first layer having a plurality of through passages;
- and
- (b) a gas-permeable second layer, at least a portion of which is self-adhered to the first layer.
A method comprising steps selected from:
- (a) thermoforming a first layer having a plurality of through passages;
- and
- (b) forming a second layer onto one surface of the first layer;
- and
- (a)′ forming a material having first and second layers, the first layer adapted to have through passages therein, the second layer contacting the first layer;
- and
- (b)′ forming through passages in the first layer.
A method comprising:
- packaging a food product selected from one or more fruits, one or more vegetables, and any combination of fruits and vegetables using a material comprising a thermoformed first layer having a plurality of through passages, and a gas-permeable second layer, at least a portion of which is self-adhered to the first layer.
Dependencies are inferred from the claim text.