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, 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 surfaces, optically variable and otherwise angle-dependent visual effects can be realized.
申请公布号 CA2589970(C) 申请公布日期 2013.02.12
申请号 CA20052589970 申请日期 2005.11.10
申请人 SICPA HOLDING S.A. 发明人 SCHMID, MATHIEU;DESPLAND, CLAUDE-ALAIN;DEGOTT, PIERRE;MUELLER, EDGAR
分类号 B42D15/00 主分类号 B42D15/00
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