Cellulose food casing, method and apparatus

Details Cellulose food casing, method and apparatus Cellulose food casing, method and apparatus

A - Human Necessities

22

C

A22C 13/00 (2006.01) B29C 47/00 (2006.01)

Patent

CA 2096143

A cellulosic food casing formed by extruding a nonderivatized cellulose solution composed of cellulose pulp and an amine solvent into a seamless tube, contacting the inner and outer surfaces of the seamless tube with a nonsolvent liquid to precipitate a tube of nonderivatized cellulose and thereafter contacting the same with a water soluble softener. Apparatus for forming the food casing and a food casing of nonderivatized cellulose also are disclosed.

Enveloppe alimentaire en cellulose, que l'on produit en extrudant une solution de cellulose non dérivée composée de pâte de cellulse et d'un solvant amine dans un tube sans soudure, en mettant les surfaces interne et externe du tube sans soudure en contact avec un liquide qui ne constitue pas un solvant, pour précipiter un tube de cellulose non dérivée, et en mettant celui-ci en contact avec un agent assouplissant soluble dans l'eau. Un appareil permettant de produire l'enveloppe, et une enveloppe alimentaire en cellulose non dérivée sont également décrits.

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