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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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