公开(公告)号：WO2020070631A1

公开(公告)日：2020-04-09

申请号：PCT/IB2019/058322

申请日：2019-10-01

Applicant: STORA ENSO OYJ

Inventor： RIBU, Ville ,  NEVALAINEN, Kimmo ,  TORISEVA, Juuso ,  SUOKAS, Esa ,  KUUSIPALO, Jurkka

IPC: D21H19/82 ,  B32B27/10 ,  B32B27/32 ,  C08L23/04

Abstract: 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 2 . The present invention relates to a method for manufacturing a polyethylene (PE) coated paper or paperboard substrate.

公开(公告)号：EP3861167A1

公开(公告)日：2021-08-11

申请号：EP19869925.8

申请日：2019-10-01

Applicant: Stora Enso Oyj

Inventor： RIBU, Ville ,  NEVALAINEN, Kimmo ,  TORISEVA, Juuso ,  SUOKAS, Esa ,  KUUSIPALO, Jurkka

IPC: D21H19/82 ,  B32B27/10 ,  B32B27/32 ,  C08L23/04