Dispensing package

Abstract

A seamless collapsible container has a molded finish, configured and adapted for sealing with a closure and, optionally, for attachment to a dispensing apparatus, and a seamless, blow molded body portion, comprising an inner surface, an outer surface, and a wall, where the wall is sufficiently thin to allow the body portion to collapse, and the molded finish and at least an inner layer of the body portion together comprise a seamless, single piece of thermoplastic material. The seamless collapsible container may be used in such applications as a bag-in-box, a carton liner, and a beverage pouch.

1 . A seamless collapsible container, comprising: 
 a molded finish, configured and adapted for sealing with a closure and, optionally, for attachment to a dispensing apparatus or insertion of a straw; and    a seamless, blow molded body portion, comprising an inner surface, an outer surface, and a wall, wherein the wall is sufficiently thin to allow the body portion to collapse, and the molded finish and at least an inner layer of the body portion together comprise a seamless, single piece of thermoplastic material.    
   
   
       2 . The seamless collapsible container according to  claim 1 , wherein the thermoplastic material comprises a polyester.  
   
   
       3 . The seamless collapsible container according to  claim 1 , wherein the thermoplastic material comprises PET.  
   
   
       4 . The seamless collapsible container according to  claim 1 , wherein the thermoplastic material comprises PET.  
   
   
       5 . The seamless collapsible container according to  claim 1 , further comprising at least one layer of thermoplastic material on at least the outer surface of the wall of the body portion.  
   
   
       6 . The seamless collapsible container according to  claim 5 , wherein the layer comprises at least one of post consumer PET, a phenoxy-type compound, a poly(hydroxyamino ether), and a copolyester barrier material.  
   
   
       7 . The seamless collapsible container according to  claim 5 , wherein the layer is blow molded.  
   
   
       8 . The seamless collapsible container according to  claim 1 , wherein the container is a beverage pouch.  
   
   
       9 . The seamless collapsible container according to  claim 8 , wherein the beverage pouch comprises a closure that is configured to allow insertion of a straw or is a non-spill closure.  
   
   
       10 . A bag-in-box, comprising the seamless container according to  claim 1 .  
   
   
       11 . A bag-in-box, comprising: 
 a dispenser box and a seamless collapsible container positioned within an interior volume defined by the box, the seamless collapsible container, comprising: 
 a molded finish, configured and adapted for sealing with a closure; and  
   a seamless, blow molded body portion, comprising an inner surface, an outer surface, and a wall, wherein the wall is sufficiently thin to allow the body portion to collapse, and the molded finish and at least an inner layer of the body portion together comprise a seamless, single piece of thermoplastic material.    
   
   
       12 . The bag-in-box according to  claim 11 , wherein the box is a beverage carton.