发明名称 Security element having a viewing-angle dependent aspect.
摘要 The invention discloses a security element having a coating layer which appears transparent at certain angles of view, giving visual access to underlying information (2), whilst staying opaque at other angles of view. Documents of value, right, identity, security labels or branded goods comprising said security element, as well as a method for producing said security element, are also disclosed. Using appropriate substrate (1) surfaces, optically variable and otherwise angle-dependent visual effects can be realized.
申请公布号 EG24949(A) 申请公布日期 2011.02.13
申请号 EG2007NA00557 申请日期 2007.06.10
申请人 SICPA HOLDING SA 发明人 SCHMID MATHIEU;DESPLAND CLAUDE-ALAIN;DEGOTT PIERRE;MULLER EDGAR
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