US 2023/0272584 A1 · MULTI-LAYER METALLIZED PAPER-BASED PACKAGING MATERIAL

Abstract

The present invention relates generally to the field of multi-layer packaging material. In particular, the present invention relates to a multi-layer metallized paper-based packaging material comprising a paper layer, a pre metallization coating layer, a metallized layer, and at least one post metallization coating layer. The present invention further relates to the use of the multi-layer metallized paper-based packaging material in accordance with the present invention to package food and to a food package manufactured from the multi-layer metallized paper-based packaging material. In one embodiment of the present invention the multi-layer metallized paper-based packaging material can be recycled with other paper packaging materials.

Claims12

Dependent claims

A multi-layer metallized paper-based packaging material comprising, from its outer side to its inner side:

a paper layer having a grammage comprised in the range of 40 to 120 g/m2,
at least one pre-metallization dispersion coating layer,
a vacuum deposited metallization layer, and
at least one post-metallization dispersion coating layer in an amount in the range of about 0.5-10 g/m2.

1 more element

Dependencies are inferred from the claim text.

Facts

Application

18/006,945Filed 16 Jul 2021

Priority

EP 20188363.429 Jul 2020

Published

31 Aug 2023

Term ends

Not estimatedThe source records don’t support an estimate.

Classification16 codes

D21H 19/82
Paper comprising more than one coating: superposed
B32B 15/082
Of synthetic resin: comprising vinyl resins; comprising acrylic resins
B32B 27/08
As the main or only constituent of a layer, which is next to another layer of the same or of a different material: of synthetic resin
B32B 27/10
As the main or only constituent of a layer, which is next to another layer of the same or of a different material: of paper or cardboard

Multi-layer metallized paper-based packaging material

Life of this patent

Multi-layer metallized paper-based packaging material

Life of this patent

Abstract

Claims12