发明名称 ID Documents Having A Multi-Layered Laminate Structure
摘要 An ID document includes a document core and a multi-layer laminate. The multi-layer laminate includes at least three layers: a top layer, a middle layer, and a bottom layer. The top layer, in combination with other layers, provides durability to the ID document. The top layer can be made of a material with strong intrusion or scratch resistance and a high thermal softening/deformation point and can also have high resistance to solvents. The middle layer may be made of a material with a low melting point, and may also have high resistance to solvents. The bottom layer helps to facilitate strong binding to the document core or inlay and may be made of a material with a relatively high melting point.
申请公布号 US2012138689(A1) 申请公布日期 2012.06.07
申请号 US201113309817 申请日期 2011.12.02
申请人 BI DAOSHEN;JONES ROBERT L. 发明人 BI DAOSHEN;JONES ROBERT L.
分类号 G06K19/02;B32B37/00;G06K19/077 主分类号 G06K19/02
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