US 2015/0086733 A1 · PROCESS FOR THE MANUFACTURE OF A POLYPROPYLENE - PAPER LAMINATE AND A POLYPROPYLENE

Abstract

The invention relates to a process for the manufacture of a polypropylene-paper laminate, comprising providing a film of biaxially-orientated polypropylene which does not carry any PVdC coating, and laminating said film to a paper substrate using a UV-curable adhesive; characterised in that said film is substantially free from fatty acid amides. The invention also relates to polypropylene-paper laminates and food packages containing the film. The invention also relates to a film of biaxially-orientated polypropylene substantially free from fatty acid amides, which carries an anti-mist coating on one of its faces.

Claims17

Dependent claims

A process for the manufacture of a polypropylene-paper laminate, comprising providing a film of biaxially-orientated polypropylene which does not carry any PVdC coating, and laminating said film to a paper substrate using a UV-curable adhesive;

wherein the film does not contain fatty acid amides.

Dependencies are inferred from the claim text.

Facts

Application

14/390,474Filed 5 Apr 2013

Priority

GB 1206258.45 Apr 2012

Published

26 Mar 2015

Term ends

Not estimatedThe source records don’t support an estimate.

Classification25 codes

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
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 27/32
Layered products comprising a layer of synthetic resin: comprising polyolefins
B32B 37/12
Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding: characterised by using adhesives

Abstract

Facts

Application

14/390,474Filed 5 Apr 2013

Priority

GB 1206258.45 Apr 2012

Published

26 Mar 2015

Term ends

Not estimatedThe source records don’t support an estimate.

Classification25 codes

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
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 27/32
Layered products comprising a layer of synthetic resin: comprising polyolefins
B32B 37/12
Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding: characterised by using adhesives

Process for the manufacture of a polypropylene - paper laminate and a polypropylene - paper laminate

Life of this patent

Abstract

Claims17

Process for the manufacture of a polypropylene - paper laminate and a polypropylene - paper laminate

Life of this patent

Abstract

Claims17