Oxygen impermeable bag-in-box container and method of making

Details Oxygen impermeable bag-in-box container and method of making Oxygen impermeable bag-in-box container and method of making

B - Operations, Transporting

65

D

B65D 33/16 (2006.01)

Patent

CA 2593120

A bag-in-box container includes a box defining a cavity receiving a bag. The bag includes walls formed of plastic sheet material forming a variable-volume chamber, and a fitting carried on one of the walls provides a passage communicating with the variable~ volume chamber. The fitting is formed of material which is essentially impermeable to oxygen. A method of sealingly attaching the fitting to a wall of the bag without the use of heat sealing or adhesives is disclosed.

La présente invention concerne un cubitainer comprenant une caisse qui définit une cavité qui contient un sac. Le sac comprend des parois formées d'un film de matière plastique qui constitue une chambre à volume variable, et un raccord porté sur l'une des parois, matérialise un passage qui communique avec la chambre à volume variable. Le raccord est formé d'une matière qui est sensiblement imperméable à l'oxygène. L'invention a également pour objet un procédé pour fixer de façon hermétique le raccord à une paroi du sac, sans impliquer l'utilisation d'un joint thermique ou d'adhésifs.

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