Patent · US Active

Packaging material, and process of manufacturing the same

US11014725B2 · kind B2 · utility

0Cited by

5References

16Claims

0Family size

Assignee

Tetra Laval Holdings & Finance S.A. · CH

Inventors

Alberto Mameli · Modena, IT
Seppo Bergman
Gabor Benkö · Lund, SE
Rolf Lasson · Lund, SE

Key dates

Filing date	Feb 8, 2017
Grant date	May 25, 2021
Priority date	—
Expiry date	Sep 16, 2037

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB65D2231/022
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

The present disclosure relates to a packaging material comprising a core material layer having an area radially extending from an edge of a hole in said core material layer, wherein said area has a linearly or non-linearly decreasing core material layer thickness towards the edge of the hole. The disclosure further relates to a method for production of such a packaging material, and uses thereof.

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