Layered structure and films for ID documents having improved properties for laser engraving

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United States of America Patent

PATENT NO 10131178
APP PUB NO 20120001413A1
SERIAL NO

13147452

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Abstract

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The present invention relates to a layer structure having improved properties for laser engraving, to particular embodiments of said layer structures in the form of co-extrusion films, and to security documents, preferably identification documents having said layer structures.

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Patent Owner(s)

Patent OwnerAddress
COVESTRO DEUTSCHLAND AGLEVERKUSEN GERMANY LEVERKUSEN NORTH RHINE-WESTPHALIA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Meyer, Klaus Dormagen, DE 112 899
Nickel, Joerg Dormagen, DE 28 293
Pudleiner, Heinz Krefeld, DE 106 717
Tziovaras, Georgios Wuppertal, DE 35 109
Yesildag, Mehmet-Cengiz Leverkusen, DE 12 81

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