Patent · US Active

Method for manufacturing a packaging material and a packaging material made by the method

US11479917B2 · kind B2 · utility

2Cited by

6References

16Claims

0Family size

Assignee

Stora Enso OYJ · FI

Inventors

Nina Miikki · Imatra, FI
Petri Sirviö · Imatra, FI
Kaj Backfolk · Lappeenranta, FI

Key dates

Filing date	Mar 13, 2015
Grant date	Oct 25, 2022
Priority date	—
Expiry date	Apr 10, 2036

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02W90/10
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

The invention refers to a method to produce a packaging material comprising the steps of; treating at least one surface of a paperboard substrate with a binder and with a metal salt, printing at least a part of said treated surface with ink, and applying at least one polymer layer on said printed surface. The packaging material produced in accordance with the invention shows good printability and simultaneously good adhesion of the applied polymer layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.