发明名称 A security document comprising a barrier layer
摘要 According to the present invention there is provided a laminating element comprising a transparent support, a layer comprising polyethylene and an adhesive layer, characterized in that between said polyethylene comprising layer and said adhesive layer a barrier layer is present.
申请公布号 EP1034922(A1) 申请公布日期 2000.09.13
申请号 EP19990200771 申请日期 1999.03.11
申请人 AGFA-GEVAERT N.V. 发明人 VERMEULEN, LEO;BOULONNE, MICHEL;WOUTERS, WALTHER;VERTRUYEN, DIANE
分类号 B32B27/28;B32B27/32;B32B27/40;B41M3/14;B42D15/10;G06K19/10 主分类号 B32B27/28
代理机构 代理人
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