LAYER STRUCTURE FOR PRODUCING A HINGE, IN PARTICULAR FOR PRODUCING MULTI-LAYERED BOOK COVERS
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United States of America Patent
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Issued Date -
Jun 16, 2022
app pub date -
Mar 3, 2020
filing date -
Mar 3, 2020
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Abstract
The present invention relates to a layer structure, preferably a hinge, particularly preferably a book cover, very particularly preferably a book cover for identification and security documents, comprising at least one outer layer a) containing at least one thermoplastic elastomer, preferably a thermoplastic polyurethane, and at least one layer b) containing at least one material selected from the group consisting of a polymer, a metal, a textile, a paper and a synthetic paper, or a combination of at least two of these, and also relates to a laminate comprising the above layer structure and to the method for producing same. The invention further relates to the use of the layer structure and/or laminate for the production of a hinge, preferably a multilayer book cover, especially for security and identification documents.
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