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. The present invention relates to a method for manufacturing a polyethylene (PE) coated paper or paperboard substrate.
Patent family as of 14.12.2023
US2022002948 AA Jan 6, 2022 US20210280407 Oct 1, 2019
WO20070631 A1 Apr 9, 2020 WO20191B58322 Oct 1, 2019
EP3861167A1 Aug 11, 2021 EP20190869925 Oct 1, 2019
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CA3113765AA Mar 22, 2021 CA20193113765 Oct 1, 2019
CN112805438A May 14, 2021 CN201980065884 Oct 1, 2019
SE201851188A1 Apr 4, 2020 SE20180051188 Oct 3, 2018
SE542945 C2 Sep 22, 2020 SE20180051188 Oct 3, 2018
| Original language | English |
|---|---|
| Patent number | SE542945 C2 |
| Priority date | 3/10/18 |
| Publication status | Published - 22 Sept 2020 |
| MoE publication type | H1 Granted patent |