Corrugated board comprising an adhesive comprising starch and fine micofibrillated cellulose
AssigneeStora Enso OYJ
InventorsIsto Heiskanen, Seppo Lampainen, Kaj Backfolk, Esa Saukkonen, Jukka Kankkunen, Christian Aulin, Astrid Odeberg Glasenapp
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Abstract
The present invention relates to a corrugated board comprising an adhesive arranged to attach a fluted corrugated medium to a liner wherein the adhesive comprises starch and microfibrillated cellulose. The invention also relates to a method to produce said corrugated board.
Claims17
A corrugated board comprising a fluted corrugated medium, a liner and an adhesive arranged to attach the fluted corrugated medium to the liner wherein the adhesive comprises starch and microfibrillated cellulose, the microfibrillated cellulose having a Schopper-Riegler (SR) value above 97.
An adhesive for corrugated boards wherein said adhesive comprises starch and a microfibrillated cellulose wherein said microfibrillated cellulose has a Schopper-Riegler (SR) value above 97.
A method for producing a corrugated board comprising the steps of;
- providing a corrugated medium and a liner,
- providing an adhesive comprising starch and microfibrillated cellulose wherein the microfibrillated cellulose has a Schopper-Riegler (SR) value above 97 and
- adding the adhesive between the corrugated medium and the liner so that the corrugated medium is attached to said liner.
Dependencies are inferred from the claim text.