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Patent

SEALING WEB ACTIVATABLE WITHOUT OPEN FLAME AND HAVING A HOT-MELT ADHESIVE COATING, AND METHOD FOR APPLYING SAID SEALING WEB


Application Date:
May 11, 2017
USPTO Patent:
US 15322646
Abstract:

Composite films include a water-impermeable substrate layer composed of plastic having a coating. In such composite films, the hot-melt adhesive can also be activated in a contactless manner from the side of the com...

Inventors:
Matthias GOESSI, Uster (CH)
International Classification:
C09J 7/02 (20170511); C09J 9/02 (20170511); C09J 5/06 (20170511); B32B 5/02 (20170511); B32B 7/12 (20170511); B32B 37/14 (20170511); B32B 15/08 (20170511); B32B 15/18 (20170511); B32B 27/12 (20170511); B32B 27/30 (20170511); B32B 27/32 (20170511); B32B 37/12 (20170511); C09J 123/08 (20170511); B32B 15/02 (20170511)

Claims

What is claimed is:

1. A composite film comprising a water-impermeable substrate layer composed of plastic with a coating comprising a flat element composed of an electrically conductive material and a hotmelt adhesive.

Description

TECHNICAL FIELD

The present invention relates to composite films comprising a water-impermeable substrate layer composed of plastic with a coating composed of a flat element composed of an electrically conductive material and a hotmelt adhesive, to a method of applying such composite films to a substrate while heating the hotmelt adhesive with...

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