Packaging bag and use of the packaging bag

Abstract

A packaging bag includes a web having a front wall, a rear wall projecting beyond the front wall on an open top bag edge, stacking openings disposed in the section of the rear wall projecting beyond the front wall, the web being formed at least in part of paper. The front wall and the rear wall have chamfered corners at a bottom bag edge opposite the top bag edge.

1 . A packaging bag comprising a web having a front wall ( 1 ), a rear wall ( 2 ) projecting beyond the front wall ( 1 ) on an open top bag edge, stacking openings ( 4 ) disposed in the section of the rear wall ( 2 ) projecting beyond the front wall ( 1 ), the web being formed at least in part of paper,
 wherein   the front wall ( 1 ) and the rear wall ( 2 ) have chamfered corners ( 7 ) at a bottom bag edge ( 6 ) opposite the top bag edge.   
     
     
         2 . The packaging bag according to  claim 1 , wherein the front wall ( 1 ) and the rear ( 2 ) wall are joined together at the bottom edge of the bag by a bottom gusset ( 8 ). 
     
     
         3 . The packaging bag according to  claim 1 , wherein the proportion of paper is at least 90% by weight. 
     
     
         4 . The packaging bag according to  claim 1 , wherein the web comprises a layer ( 15 ) of paper at least partially coated with a sealing layer ( 16 ) made of a heat sealable material on a side adjacent to the packaging space. 
     
     
         5 . The packaging bag according to  claim 4 , wherein the sealing layer covers said layer ( 15 ) of paper completely on a side adjacent to the packaging space. 
     
     
         6 . The packaging bag according to  claim 5 , wherein an additional layer ( 20 ) made of a heat sealable material is coated only in sections on the sealing layer ( 16 ). 
     
     
         7 . The packaging bag according to  claim 6 , wherein the sealing layer ( 16 ) is applied via an extrusion lamination and the additional layer ( 20 ) is applied via an extrusion lamination or a dispersion coating. 
     
     
         8 . The packaging bag according to  claim 4 , wherein the front wall ( 1 ) and the rear wall ( 2 ) are connected to one another at the lateral edges via longitudinal sealing seams ( 5 ). 
     
     
         9 . The packaging bag according to  claim 4 , wherein bottom gusset ( 8 ) portions of the bottom gusset ( 8 ) are joined at the corners ( 11 ) to the adjacent front wall ( 1 ) or to the adjacent rear wall ( 2 ) via inclined seal seams ( 7 ). 
     
     
         10 . The packaging bag according to  claim 9 , wherein the inclined seal seams ( 7 ) comprise unsealed portions. 
     
     
         11 . The packaging bag according to  claim 4 , wherein the heat sealable material is polyethylene. 
     
     
         12 . The packaging bag according to  claim 1 , wherein the paper is kraft paper. 
     
     
         13 . The packaging bag according to  claim 4 , wherein the layer ( 15 ) of paper has a basis weight of between 60 and 120 gsm. 
     
     
         14 . The packaging bag according to  claim 4 , wherein the sealing layer has a basis weight between 1 and 16 gsm is applied to the layer ( 15 ) of paper. 
     
     
         15 . The packaging bag according to  claim 1 , wherein a heat seal lacquer is applied to the front wall ( 1 ) and/or the rear wall ( 2 ) in at least one region ( 12 ) adjacent the top edge of the bag below the protruding section ( 3 ) on an outer side. 
     
     
         16 . The packaging bag according to  claim 1 , wherein the front wall ( 1 ) and the rear ( 2 ) wall are joined together at the bottom edge of the bag by a bottom gusset ( 8 ), and
 wherein   bottom gusset ( 8 ) portions of the bottom gusset ( 8 ) are at least partially joined together at side edges of the bottom gusset ( 8 ).   
     
     
         17 - 19 . (canceled)