Polymer coated paper and paperboard

Esa Suokas (Inventor), Jurkka Kuusipalo (Inventor), Juuso Toriseva (Inventor), Kimmo Nevalainen (Inventor), Ville Ribu (Inventor)

Research output: Patent


The present invention relates to a paper or paperboard comprising a polymeric coating, said polymeric coating comprising: a first coating layer attached to the paper or paperboard surface, said first coating layer comprising a blend of: a high density polyethylene (HDPE), medium density polyethylene (MDPE) or linear low density polyethylene (LLDPE), or a mixture thereof, and a low density polyethylene (LDPE); and a second coating layer attached to the first coating layer, said second coating layer consisting essentially of a low density polyethylene (LDPE); wherein the first and second coating layers have a combined grammage of less than 12 g/m. The present invention relates to a method for manufacturing a polyethylene (PE) coated paper or paperboard substrate.

Original languageEnglish
Patent numberSE1851188
IPCB32B 27/ 32 A I
Priority date3/10/18
Publication statusPublished - 4 Apr 2020
Publication typeH1 Granted patent


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