Atmosphere improving tape for package package with atmosphere improving tape and method of manufacturing the package package container with atmosphere improving tape engaging device an package with engaging device

Abstract

The atmosphere improving tape 10 for a package comprising a rectangular atmosphere improving layer 10 A in the inner side and a thermoplastic resin layer 10 B surrounding the atmosphere improving layer in the outer side. The atmosphere improving layer 10 A contains an atmosphere improving material such as an deoxidizing agent. With the present invention, miss use and injection miss of an atmosphere improving material never occur, and a packaging material can freely be selected with no load to the environment. The tape is excellent in the formability, and the atmosphere improving capability can easily be given to the tape.

1 . An atmosphere improving tape for a package comprising an atmosphere improving layer containing an atmosphere improving material and a thermoplastic resin layer not containing an atmosphere improving material, wherein said atmosphere improving layer has a cross section coated with said thermoplastic resin layer.  
     
     
         2 . An atmosphere improving tape for a package comprising an atmosphere improving layer containing an atmosphere improving material and a thermoplastic resin layer not containing an atmosphere improving material, wherein said atmosphere improving layer has a cross section with said thermoplastic resin layer is laminated thereon.  
     
     
         3 . The atmosphere improving tape for a package according to  claim 1  or  claim 2 , wherein the thermoplastic resin for said thermoplastic resin layer contains at least one of polyethylene telephthalate, polypropylene, polyethylene, and nylon.  
     
     
         4 . The atmosphere improving tape for a package according to any of  claims 1  to  3 , wherein said atmosphere improving layer comprises a material prepared by kneading an atmosphere improving material and a thermoplastic resin together.  
     
     
         5 . The atmosphere improving tape for a package according to any of  claims 1  to  4 , wherein said atmosphere improving material contains at least one of a water absorbing material, a drying agent, a volatile antibiotic agent, a volatile preservative against mold, a volatile antitick agent, a volatile insect repellent, an deodorizer, a volatile antirust agent, a volatile animal repelling agent, a deoxidizing agent, and an absorbent.  
     
     
         6 . A package with an atmosphere improving tape for blocking exposure of contents to air with a sheet adhered on a periphery thereof, wherein the atmosphere improving tape for a package according to any of  claim 1  to  claim 5  is continuously adhered thermally during the process of manufacturing the package with an atmosphere improving tape.  
     
     
         7 . The package with an atmosphere improving tape according to  claim 6 , wherein said atmosphere improving tape is thermally adhered to edge sections of the sheets opposite to each other so that the tape crosses the edge sections.  
     
     
         8 . The package with an atmosphere improving tape according to  claim 6  or  claim 7 , wherein said thermoplastic resin layer has a cross section covering an edge face of said atmosphere improving layer.  
     
     
         9 . A method of manufacturing the package with an atmosphere improving tape comprising a tape adhering step of feeding a lengthy tape and thermally and continuously adhering an atmosphere improving tape comprising an atmosphere improving layer containing an atmosphere improving material and a thermoplastic resin layer not containing an atmosphere improving material from one edge section of the sheet to a surface on the side opposite to the surface with the thermoplastic resin layer and the sheet adhered to each other thereon.  
     
     
         10 . The method of manufacturing the package with an atmosphere improving tape according to  claim 9  comprising: 
 the above tape adhering step above;  
 a sheet adhering step of overlaying another sheet on said atmosphere improving tape for adhering the sheets to each other with said atmosphere improving tape interposed between each sheet at a partitioned section partitioning the sheets with a prespecified space in a direction perpendicular to the longitudinal direction; and  
 a sheet cutting step of cutting the sheets adhered to each other in said sheet adhering step along the partitioned section.  
 
     
     
         11 . A packaging container with an atmosphere improving tape comprising a molded container prepared by molding a multilayered sheet with a fissile surface layer formed on a periphery of the opening section, and a cover member thermally adhered to the molded container along the periphery of the opening section, wherein said cover member has the atmosphere improving tape for a package according to any of  claims 1  to  5  adhered on an internal surface thereof and is adhered to said molded container via said atmosphere improving tape for a package, and the tape is separated together with the surface layer when said cover member is separated.  
     
     
         12 . The packaging container with an atmosphere improving tape according to  claim 11 , wherein said thermoplastic resin layer has a cross section covering an edge face of said atmosphere improving layer.  
     
     
         13 . A zipper comprising a male member and a female member engaging each other, wherein said male member and female member each has a belt-formed base section and an engagement section having an engaging function; and 
 wherein an atmosphere improving layer containing an atmosphere improving material is provided in said belt-formed base section and/or in said engagement section.    
     
     
         14 . The zipper according to  claim 13 , wherein said atmosphere improving layer is made from a material prepared by kneading an atmosphere improving material and a thermoplastic resin.  
     
     
         15 . The zipper according to  claim 13  or  claim 14 , wherein said atmosphere improving material contains at least one of a water absorbing material, a drying agent, a volatile antibiotic agent, a volatile preservative against mold, a volatile antitick agent, a volatile insect repellent, a deodorant, a volatile antirust agent, a volatile animal repelling agent, a deoxidizing agent, and an absorbent.  
     
     
         16 . A package with a zipper having a sheet fused to a periphery thereof for blocking exposure of the contents to air, wherein the zipper according to any of  claims 12  to  15  is thermally fused to an internal surface of said sheet.  
     
     
         17 . A package with an atmosphere improving tape comprising a main body there of formed by thermally adhering edge sections of sheets overlaid on each other for blocking exposure of the contents to air, and an atmosphere improving tape thermally adhered to an internal surface of this main body of the package for improving atmosphere inside said main body of the package, 
 wherein said atmosphere improving tape comprises an atmosphere improving layer containing an atmosphere improving material and a thermoplastic resin layer thermally adhered to an internal surface of said sheet, and this thermoplastic resin layer has a cross section covering said atmosphere improving layer, and    wherein further an edge section of said atmosphere improving tape in its extending section is buried in the thermally adhered sections of the sheets.    
     
     
         18 . The package with an atmosphere improving tape according to  claim 17 , wherein a notched section concaved more in the central portion than in the sideward edge section is formed in the edge section of said atmosphere improving tape in its extending section.  
     
     
         19 . The package with an atmosphere improving tape according to  claim 18 , wherein said notched section has a semi-circular form.  
     
     
         20 . The package with an atmosphere improving tape according to any of  claims 17  to  19 , wherein, in said atmosphere improving tape, the adhesion strength between said atmosphere improving layer and said thermoplastic resin layer is 500 g/15 mm in width or more.  
     
     
         21 . A method of manufacturing a packaging container with an atmosphere improving tape comprising formed by thermally adhering peripheral edge sections of sheets overlaid on each other for blocking exposure of contents to air, and an atmosphere improving tape thermally adhered to inside of the main body of this package for improving atmosphere inside the package, said method comprising: 
 a notched hole forming step of forming notched holes on said atmosphere improving tape with a prespecified space therebetween;    a tape adhering step of thermally adhering the atmosphere improving tape with the notched holes having been formed with a prespecified space thereon to either one of the sheets overlaid to each other;    a sheet adhering step of thermally adhering sheets overlaid on each other according to positions of the notched holes; and    a sheet cutting step of cutting the thermally adhered sections of said sheets at positions dividing the notched holes respectively.