Multi-Layer Product With Sealing Areas Of Varying Sealing Affinities

Abstract

An article of manufacture that has at least three layers of sealable material. There is at least one first seal between at least two of the layers in a first area having a first sealing affinity effected at a first sealing parameter. There is also at least one second seal between at least two more layers, where at least one of these two layers is distinct from the at least two layers joined by the first seal, in a second area having a second sealing affinity effected at a second sealing parameter, where the second sealing parameter is different than the first sealing parameter, thereby allowing for sealing of discrete areas of the article in discrete steps.

1 . An article of manufacture comprising:
 at least three layers of sealable material;   at least one first seal between at least two of said at least three layers in a first area having a first sealing affinity and effected at a first sealing parameter; and   at least one second seal between at least two of said at least three layers,   wherein at least one of the at least two layers joined by said second seal is distinct in sealing affinity from the at least two said layers joined by said first seal, in a second area having a second sealing affinity and effected at a second sealing parameter, wherein the second sealing parameter is different than said first sealing parameter, thereby allowing for sealing of discrete areas of the article in discrete steps.   
     
     
         2 . The article of manufacture according to  claim 1  wherein the at least three layers of sealable material comprise at least one laminate sheet, said sheet comprising a first face having the first sealing affinity sealable at the first sealing parameter and a second face having the second sealing affinity sealable at the second sealing parameter. 
     
     
         3 . The article of manufacture according to  claim 1  wherein said article is a flexible ported pouch, and wherein said at least three layers of sealable material comprise two pouch layers with said first seal there between and two port layers with said second seal there between. 
     
     
         4 . The article of manufacture according to  claim 1  wherein said article is a dual layer baffle system, and wherein said at least three layers of sealable material comprise two exterior layers connected to a plurality of baffles by a plurality of said first seals and a plurality of two baffle layers with said second seal there between. 
     
     
         5 . The article of manufacture according to  claim 1  wherein said article is a core film baffle system, and wherein said at least three layers of sealable material comprise two exterior layers connected to a plurality of core film baffles by a plurality of said first seals and a plurality of two core film baffle layers with said second seal there between. 
     
     
         6 . A method for forming an article of manufacture, the method comprising the steps of:
 providing at least three layers of sealable material;   affecting at least one of said at least three layers and at least one opposing layer of said at least three layers at a first sealing parameter in a first area having a first sealing affinity to effect at least one first seal; and   affecting at least one of said at least three layers and at least one opposing layer of said at least three layers at a second sealing parameter, wherein the second sealing parameter is different from said first sealing parameter, in a second area having a second sealing affinity to effect at least one second seal, thereby allowing for sealing of discrete areas of the article in discrete steps.   
     
     
         7 . The method for forming an article of manufacture according to  claim 6  wherein the at least three layers of sealable material comprise at least one laminate sheet, said sheet comprising a first face having the first sealing affinity sealable at the first sealing parameter and a second face having the second sealing affinity sealable at the second sealing parameter. 
     
     
         8 . A flexible ported pouch having an interior, said pouch comprising:
 a first pouch sheet and a second pouch sheet formed by a firstseal at a first sealing parameter around a periphery of said first and second pouch sheets having a first sealing affinity, said first seal having at least one gap having an opening spaced from said first seal for providing a channel between said first pouch sheet and said second pouch sheet; and   a port interposed between said first pouch sheet and said second pouch sheet, and in communication with said interior of said pouch, said port comprising a first port sheet and a second port sheet, and formed by a second and third seal along longitudinal edges, having a second sealing affinity, of said first and second port sheets, at a second sealing parameter, wherein the second sealing parameter is at a higher temperature, or correlates to a higher or lower sealing affinity, than said first sealing parameter, and wherein said first and second port sheets are further sealed to said pouch where said first and second port sheets having the first sealing affinity intersect with said periphery of said first and second pouch sheets at said first sealing parameter.   
     
     
         9 . The flexible ported pouch according to  claim 8  wherein at least one of the first and second port sheets is a laminate comprising a first face having the first sealing affinity sealable at the first sealing parameter and a second face having the second sealing affinity sealable at the second sealing parameter wherein said first face forms an exterior face of said port. 
     
     
         10 . The flexible ported pouch according to  claim 8  wherein the first and second pouch sheets comprise a single pouch sheet folded about an axis to create a folded pouch edge, and at least two open pouch edges. 
     
     
         11 . The flexible ported pouch according to  claim 10  wherein the firstseal around said periphery comprises a first seal along said at least two open pouch edges. 
     
     
         12 . The flexible ported pouch according to  claim 8  wherein the first and second port sheets comprise a single port sheet folded about an axis to create a folded longitudinal port edge and an open longitudinal port edge. 
     
     
         13 . The flexible ported pouch according to  claim 12  wherein the second and third seals comprise a single seal along said open longitudinal port edge. 
     
     
         14 . The flexible ported pouch according to  claim 12  wherein the single port sheet comprises a laminate comprising a first face having the first sealing affinity sealable at the first sealing parameter and a second face having the second sealing affinity sealable at the second sealing parameter wherein said first face forms an exterior face of said port. 
     
     
         15 . A method of manufacturing a flexible ported pouch comprising the steps of:
 providing a first and second port sheet of sealable material in parallel;   affecting said first port sheet and said second port sheet along the longitudinal edges, having a first sealing affinity, of said first and second port sheets at a first sealing parameter to effect a first and second seal forming a port with an exterior and an interior;   providing a first and second pouch sheet of sealable material having a second sealing affinity in parallel;   introducing said port by interposition between said first and second pouch sheets; and   affecting a periphery of said first pouch sheet, said second pouch sheet and said exterior of said port where said exterior of said port intersects with said periphery of said first and second pouch sheets at a second sealing parameter, wherein said second sealing parameter is at a lower temperature, or correlates to a lower or a higher sealing affinity, than said first sealing parameters, to effect a third seal.   
     
     
         16 . The method of manufacturing a flexible ported pouch according to  claim 15  wherein the first and second port sheets comprise a single port sheet of sealable material folded about an axis to create a folded longitudinal port edge and an open longitudinal port edge. 
     
     
         17 . The method of manufacturing a flexible ported pouch according to  claim 15  wherein the first and second pouch sheets comprise a single pouch sheet of sealable material folded about an axis to create a folded pouch edge, and at least two open pouch edges. 
     
     
         18 . A dual layer film baffle system comprising:
 a first and second sheet of sealable material; and   a plurality of baffle elements interposed between said first and second sheets having a first sealing affinity, said baffle elements comprising a third sheet of sealable material sealed at said first sealing parameter along one edge, having the first sealing affinity, of said third sheet and latitudinally across said first sheet and a fourth sheet of sealable material sealed at said first sealing parameter along one edge, having the first sealing affinity, of said fourth sheet and latitudinally across said second sheet and further sealed to said third sheet at a second sealing parameter wherein said second sealing parameter is at a higher temperature, or correlates to a higher or lower sealing affinity, than said first sealing parameter, along a common edge, having a second sealing affinity, of said third sheet and said fourth sheet.   
     
     
         19 . The dual layer film baffle system according to  claim 18  wherein the first and second sheets of sealable material are low temperature, low affinity, or high affinity sealing material and the third and fourth sheets of sealable material are laminates comprising a first face having the first sealing affinity of high temperature, high affinity, or low affinity sealing material and a second face having the second sealing affinity of low temperature, low affinity, or high affinity sealing material. 
     
     
         20 . The method of manufacturing a dual layer baffle system comprising the steps of:
 providing a first and second sheet of sealable material in parallel;   affecting said first sheet and said second sheet at a first sealing parameter latitudinally across said first and second sheets, having a first sealing affinity, at a longitudinal interval to effect a plurality of first seals;   perforating said first sheet and said second sheet latitudinally across said first and second sheets at said longitudinal interval effecting a plurality of perforated lines;   introducing a third sheet of sealable material to the exterior of said first sheet;   introducing a fourth sheet of sealable material to the exterior of said second sheet;   affecting said third sheet, said first sheet, said fourth sheet and said second sheet at a second sealing parameter, wherein said second temperature is at a lower temperature, or correlates to a lower or a higher sealing affinity, than said first sealing parameter, latitudinally across said first, second, third and fourth sheets, having the second sealing affinity, at said longitudinal interval, effecting a plurality of second seals between said fourth sheet and said first sheet and a plurality of third seals between said third sheet and said second sheet; and   spreading said fourth sheet away from said third sheet thereby separating said first and second sheet along said perforated lines to effect baffles between said fourth sheet and said third sheet.   
     
     
         21 . A core film baffle system comprising:
 a first and second sheet of sealable material;   a plurality of core baffle elements interposed between said first and second sheets having a first sealing affinity, said core baffle elements comprising a third sheet of sealable material sealed at a first sealing parameter along one edge, having the first sealing affinity, of said third sheet and latitudinally across said first sheet, a fourth sheet of sealable material sealed at said first sealing parameter along one edge, having the first sealing affinity, of said fourth sheet and latitudinally across said second sheet, and a fifth sheet of sealable material interposed between the third sheet and the fourth sheet, and further sealed to said third sheet at a second sealing parameter wherein said second sealing parameter is at a higher temperature, or correlates to a higher or lower sealing affinity, than said first sealing parameter, along a common edge, having a second sealing affinity, of said third sheet, said fourth sheet, and said fifth sheet.   
     
     
         22 . The core baffle system according to  claim 21  wherein the first, second, and third sheets of sealable material are low temperature, low affinity, or high affinity sealing material and the fourth and fifth sheets of sealable material are laminates comprising a first face having the first sealing affinity of high temperature, high affinity, or low affinity sealing material and a second face having the second sealing affinity of low temperature, low affinity, or high affinity sealing material. 
     
     
         23 . The method of manufacturing a core baffle system comprising the steps of:
 providing a first, second, and third sheet of sealable material;   perforating said first and second sheets latitudinally across said first and second sheets at said longitudinal interval effecting a plurality of perforated lines;   introducing a third sheet of sealable material between said first and second sheets;   providing said first, second, and third sheets in parallel;   affecting said first sheet, said second sheet, and said third sheet at a first sealing parameter latitudinally across said first, second, and third sheets, having a first sealing affinity, at a longitudinal interval to effect a plurality of first seals;   introducing a fourth sheet of sealable material to the exterior of said first sheet;   introducing a fifth sheet of sealable material to the exterior of said second sheet;   affecting said fourth sheet, said first sheet, said fifth sheet and said second sheet to a second sealing parameter, wherein said second sealing parameter is at a lower temperature, or correlates to a lower or a higher sealing affinity, than said first sealing parameter, latitudinally across said first, second, fourth, and fifth sheets, having the second sealing affinity, at said longitudinal interval, effecting a plurality of second seals between said fifth sheet and said first sheet and a plurality of third seals between said fourth sheet and said second sheet; and   spreading said fifth sheet away from said fourth sheet thereby separating said first and second sheet along said perforated lines to effect core baffles between said fifth sheet and said fourth sheet.