Patent · US Active

Container for foodstuff made from an aluminium-free planar composite with a covered hole as part of a closure system

US9511559B2 · kind B2 · utility

2Cited by

14References

20Claims

0Family size

Assignee

SIG Technology AG · CH

Inventors

Michael Wolters · Heinsberg, DE
Stefan Pelzer · Gütersloh, DE

Key dates

Filing date	Jan 26, 2011
Grant date	Dec 6, 2016
Priority date	—
Expiry date	Nov 12, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/24331
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A planar composite for the production of a container surrounding an interior having a. a carrier layer; b. a barrier layer of plastic joined to the carrier layer; c. at least two layers of thermoplastic plastic which are provided on the side of the barrier layer of plastic facing away from the carrier layer. The carrier layer has at least one hole which is covered by the barrier layer of plastic and the at least two layers of thermoplastic plastic. The composite is useful for the production of a container. Also disclosed is a process for the production of a container using the composite and a container obtainable by this process.

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