Optical card comprising an imaged layer
AssigneeAgfa-Gevaert
InventorsLeo Vermeulen, Michel Boulonne, Walther Wouters, Diane Vertruyen
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Abstract
According to the present invention there is provided an imaged element comprising an optical card and underneath a layer package comprising in the order given an optional image receiving layer, a prelayer, an interlayer and a transparent support, at least the optional image receiving layer or the prelayer comprising an image, characterized in that the interlayer contains a polyurethane and a cross-linking agent.
Claims6
An imaged element comprising art optical card and underneath a layer package comprising in the order given an optional image receiving layer, a prelayer, an interlayer and a transparent support, at least the optional image receiving layer or the prelayer comprising an image, characterized in that the interlayer contains a polyurethane and a cross-linking agent, wherein said polyurethane is a polyurethane polymer in the form of a dispersion of particles of polyurethane polymer with a viscosity at 23° C. between 20 and 80 mpa·s at a shearing rate of 250 s−1.
Dependencies are inferred from the claim text.