Tubular packaging material and method for its manufacture

Details Tubular packaging material and method for its manufacture Tubular packaging material and method for its manufacture

A - Human Necessities

22

C

117/113, 99/89

A22C 13/00 (2006.01) B05D 3/12 (2006.01) B65D 81/34 (2006.01)

Patent

CA 1170898

ABSTRACT OF THE DISCLOSURE Disclosed is a tubular packaging material for sausage casings, comprising a carrier tubing comprised of cellulose hydrate and containing in its wall from about 5 to 12% by weight of water and from about 18 to 28% by weight of a plasticizer: and a coating on the inside and on the outside of the carrier tubing of a water-insoluble heat-cured synthetic condensation product wherein the carrier tubing is characterized by a swelling value in the range from about 80 to l20%, and the tubular packag- ing material, after soaking in water at a temperature between about 40 to 50°C for a period of about 30 minutes and subsequent cooling to about room tempera- ture, is characterized by dimensions in the wet state which are 2 to 6% greater than those before the soaking in water. Also disclosed are methods for preparing the packaging material.

382885

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