METHOD AND HOT-MELT ADHESIVE FOR PRODUCING A VALUE- OR SECURITY DOCUMENT CONSISTING OF MULTIPLE LAYERS, AND VALUE- OR SECURITY DOCUMENT
The invention relates to a method and a hot-melt adhesive for producing a value- or security document (11) consisting of multiple layers (3, 5), and to a value- or security document, according to which method: a hot-melt adhesive (4) made from a latent reactive adhesive substance is applied in liqui...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | The invention relates to a method and a hot-melt adhesive for producing a value- or security document (11) consisting of multiple layers (3, 5), and to a value- or security document, according to which method: a hot-melt adhesive (4) made from a latent reactive adhesive substance is applied in liquid form, or is supplied as a film, to at least a first or second layer (3, 5), or to both layers (3, 5) and the at least two layers (3, 5) together with the hot-melt adhesive layer (4) provided therebetween are combined to form a composite body (6); and the latent reactive adhesive substance is heated and the layers (3, 5) are bonded together by subsequent cooling, a curing time of the hot-melt adhesive being accelerated by at least one extender introduced into the latent reactive adhesive substance. |
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