The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 16, 2016
Filed:
Dec. 27, 2012
Bayer Intellectual Property Gmbh, Monheim, DE;
Marc-Stephan Weiser, Leverkusen, DE;
Sascha Tadjbach, Bergisch Gladbach, DE;
Ute Flemm, Solingen, DE;
Dennis Hönel, Zülpich-Wichterich, DE;
Friedrich-Karl Bruder, Krefeld, DE;
Thomas Fäcke, Leverkusen, DE;
Thomas Rölle, Leverkusen, DE;
Horst Berneth, Leverkusen, DE;
Covestro Deutschland AG, Leverkusen, DE;
Abstract
The present invention relates to a layer composite comprising an exposed photopolymer film and an adhesive layer which is connected to the photopolymer film at least in certain regions, wherein the photopolymer film comprises crosslinked polyurethane matrix polymers A), crosslinked writing monomers B) and a monomeric fluoroethane additive C), wherein the adhesive layer is in the form of a diffusion barrier for the fluoroethane additive C). The invention also relates to the use of the layer composite for producing chip cards, ID documents or 3D images, as a product protective label, as a label, in banknotes in the form of a strip or window or as holographically optical elements in displays.