Multiple-layer tubing

Food or edible material: processes – compositions – and products – Meat filled casing – sausage type

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Details

1381181, 426135, 427230, 427284, 427290, 428 36, 428219, F16L 1100, A23L 131, B05D 722

Patent

active

042872170

ABSTRACT:
Disclosed is a multiple layered film preferably in the form of a tube and being suitable for forming sausage casings, comprising: a central layer of a cellulose hydrate-based material; a first layer on the inside of the central layer, comprising a film of thermoplastic synthetic resinous material and being impermeable to water and water vapor; and a second layer on the outside of the central layer, comprising a synthetic elastic copolymer and being permeable to water and water vapor. Also disclosed is a method for preparing these film products.

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