发明名称 SECURITY ELEMENT WITH A THIN LAYERED ELEMENT
摘要 The invention relates to a security element for security documents, documents of value and similar, comprising a thin-layered element (12) having a variable coloration effect, consisting of a reflective layer (14), an absorbent layer (18) and a spacer layer (16) arranged between the reflective layer (14) and the absorbent layer (18). According to the invention, the spacer layer (16) is formed by a compression layer with dispersion particles (20) having a monomodal or oligomodal size distribution.
申请公布号 WO2005015271(A2) 申请公布日期 2005.02.17
申请号 WO2004EP08912 申请日期 2004.08.09
申请人 GIESECKE & DEVRIENT GMBH;HEIM, MANFRED;LIEBLER, RALF;KROMBHOLZ, MARKUS 发明人 HEIM, MANFRED;LIEBLER, RALF;KROMBHOLZ, MARKUS
分类号 B42D15/00;C09D11/02 主分类号 B42D15/00
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